diff --git a/Makefile b/Makefile index 7ad3271a1a1d..5f2736bb4877 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 4 PATCHLEVEL = 9 -SUBLEVEL = 70 +SUBLEVEL = 71 EXTRAVERSION = NAME = Roaring Lionus
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 3635b8662724..92110c2c6c59 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -14,8 +14,12 @@ LDFLAGS_vmlinux :=-p --no-undefined -X CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET) GZFLAGS :=-9
-ifneq ($(CONFIG_RELOCATABLE),) -LDFLAGS_vmlinux += -pie -shared -Bsymbolic +ifeq ($(CONFIG_RELOCATABLE), y) +# Pass --no-apply-dynamic-relocs to restore pre-binutils-2.27 behaviour +# for relative relocs, since this leads to better Image compression +# with the relocation offsets always being zero. +LDFLAGS_vmlinux += -pie -shared -Bsymbolic \ + $(call ld-option, --no-apply-dynamic-relocs) endif
ifeq ($(CONFIG_ARM64_ERRATUM_843419),y) diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 3c1bd640042a..88c4b77ec8d2 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -319,11 +319,14 @@ config BF53x
config GPIO_ADI def_bool y + depends on !PINCTRL depends on (BF51x || BF52x || BF53x || BF538 || BF539 || BF561)
-config PINCTRL +config PINCTRL_BLACKFIN_ADI2 def_bool y - depends on BF54x || BF60x + depends on (BF54x || BF60x) + select PINCTRL + select PINCTRL_ADI2
config MEM_MT48LC64M4A2FB_7E bool diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index f3337ee03621..a93cf06a4d6f 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -17,6 +17,7 @@ config DEBUG_VERBOSE
config DEBUG_MMRS tristate "Generate Blackfin MMR tree" + depends on !PINCTRL select DEBUG_FS help Create a tree of Blackfin MMRs via the debugfs tree. If diff --git a/arch/openrisc/include/asm/uaccess.h b/arch/openrisc/include/asm/uaccess.h index 140faa16685a..1311e6b13991 100644 --- a/arch/openrisc/include/asm/uaccess.h +++ b/arch/openrisc/include/asm/uaccess.h @@ -211,7 +211,7 @@ do { \ case 1: __get_user_asm(x, ptr, retval, "l.lbz"); break; \ case 2: __get_user_asm(x, ptr, retval, "l.lhz"); break; \ case 4: __get_user_asm(x, ptr, retval, "l.lwz"); break; \ - case 8: __get_user_asm2(x, ptr, retval); \ + case 8: __get_user_asm2(x, ptr, retval); break; \ default: (x) = __get_user_bad(); \ } \ } while (0) diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 7b2ca16b1eb4..991c6a517ddc 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -516,7 +516,7 @@ static int memord(const void *d1, size_t s1, const void *d2, size_t s2) { if (s1 < s2) return 1; - if (s2 > s1) + if (s1 > s2) return -1;
return memcmp(d1, d2, s1); diff --git a/arch/powerpc/platforms/powernv/opal-async.c b/arch/powerpc/platforms/powernv/opal-async.c index 83bebeec0fea..0f7b16e29347 100644 --- a/arch/powerpc/platforms/powernv/opal-async.c +++ b/arch/powerpc/platforms/powernv/opal-async.c @@ -39,18 +39,18 @@ int __opal_async_get_token(void) int token;
spin_lock_irqsave(&opal_async_comp_lock, flags); - token = find_first_bit(opal_async_complete_map, opal_max_async_tokens); + token = find_first_zero_bit(opal_async_token_map, opal_max_async_tokens); if (token >= opal_max_async_tokens) { token = -EBUSY; goto out; }
- if (__test_and_set_bit(token, opal_async_token_map)) { + if (!__test_and_clear_bit(token, opal_async_complete_map)) { token = -EBUSY; goto out; }
- __clear_bit(token, opal_async_complete_map); + __set_bit(token, opal_async_token_map);
out: spin_unlock_irqrestore(&opal_async_comp_lock, flags); diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index efe8b6bb168b..b33faa0015cc 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -289,7 +289,7 @@ static unsigned long pnv_get_proc_freq(unsigned int cpu) { unsigned long ret_freq;
- ret_freq = cpufreq_quick_get(cpu) * 1000ul; + ret_freq = cpufreq_get(cpu) * 1000ul;
/* * If the backend cpufreq driver does not exist, diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c index f267ee0afc08..716353b247de 100644 --- a/arch/powerpc/sysdev/ipic.c +++ b/arch/powerpc/sysdev/ipic.c @@ -845,12 +845,12 @@ void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq)
u32 ipic_get_mcp_status(void) { - return ipic_read(primary_ipic->regs, IPIC_SERMR); + return ipic_read(primary_ipic->regs, IPIC_SERSR); }
void ipic_clear_mcp_status(u32 mask) { - ipic_write(primary_ipic->regs, IPIC_SERMR, mask); + ipic_write(primary_ipic->regs, IPIC_SERSR, mask); }
/* Return an interrupt vector or 0 if no interrupt is pending. */ diff --git a/arch/x86/crypto/salsa20_glue.c b/arch/x86/crypto/salsa20_glue.c index 399a29d067d6..cb91a64a99e7 100644 --- a/arch/x86/crypto/salsa20_glue.c +++ b/arch/x86/crypto/salsa20_glue.c @@ -59,13 +59,6 @@ static int encrypt(struct blkcipher_desc *desc,
salsa20_ivsetup(ctx, walk.iv);
- if (likely(walk.nbytes == nbytes)) - { - salsa20_encrypt_bytes(ctx, walk.src.virt.addr, - walk.dst.virt.addr, nbytes); - return blkcipher_walk_done(desc, &walk, 0); - } - while (walk.nbytes >= 64) { salsa20_encrypt_bytes(ctx, walk.src.virt.addr, walk.dst.virt.addr, diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index b89bef95f63b..11cc600f4df0 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -720,7 +720,7 @@ static void __init acpi_set_irq_model_ioapic(void) #ifdef CONFIG_ACPI_HOTPLUG_CPU #include <acpi/processor.h>
-int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) +static int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) { #ifdef CONFIG_ACPI_NUMA int nid; diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 9aa62ab13ae8..a929ca03b7ed 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -9543,10 +9543,8 @@ static inline bool nested_vmx_merge_msr_bitmap(struct kvm_vcpu *vcpu, return false;
page = nested_get_page(vcpu, vmcs12->msr_bitmap); - if (!page) { - WARN_ON(1); + if (!page) return false; - } msr_bitmap_l1 = (unsigned long *)kmap(page); if (!msr_bitmap_l1) { nested_release_page_clean(page); diff --git a/block/badblocks.c b/block/badblocks.c index 6ebcef282314..2fe6c117ac96 100644 --- a/block/badblocks.c +++ b/block/badblocks.c @@ -178,7 +178,7 @@ int badblocks_set(struct badblocks *bb, sector_t s, int sectors,
if (bb->shift < 0) /* badblocks are disabled */ - return 0; + return 1;
if (bb->shift) { /* round the start down, and the end up */ diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index dcf5ce3ba4bf..4bc701b32ce2 100644 --- a/block/blk-mq-tag.c +++ b/block/blk-mq-tag.c @@ -311,6 +311,9 @@ int blk_mq_reinit_tagset(struct blk_mq_tag_set *set) for (i = 0; i < set->nr_hw_queues; i++) { struct blk_mq_tags *tags = set->tags[i];
+ if (!tags) + continue; + for (j = 0; j < tags->nr_tags; j++) { if (!tags->rqs[j]) continue; diff --git a/crypto/hmac.c b/crypto/hmac.c index 72e38c098bb3..ba07fb6221ae 100644 --- a/crypto/hmac.c +++ b/crypto/hmac.c @@ -194,11 +194,15 @@ static int hmac_create(struct crypto_template *tmpl, struct rtattr **tb) salg = shash_attr_alg(tb[1], 0, 0); if (IS_ERR(salg)) return PTR_ERR(salg); + alg = &salg->base;
+ /* The underlying hash algorithm must be unkeyed */ err = -EINVAL; + if (crypto_shash_alg_has_setkey(salg)) + goto out_put_alg; + ds = salg->digestsize; ss = salg->statesize; - alg = &salg->base; if (ds > alg->cra_blocksize || ss < alg->cra_blocksize) goto out_put_alg; diff --git a/crypto/rsa_helper.c b/crypto/rsa_helper.c index 0b66dc824606..cad395d70d78 100644 --- a/crypto/rsa_helper.c +++ b/crypto/rsa_helper.c @@ -30,7 +30,7 @@ int rsa_get_n(void *context, size_t hdrlen, unsigned char tag, return -EINVAL;
if (fips_enabled) { - while (!*ptr && n_sz) { + while (n_sz && !*ptr) { ptr++; n_sz--; } diff --git a/crypto/salsa20_generic.c b/crypto/salsa20_generic.c index f550b5d94630..d7da0eea5622 100644 --- a/crypto/salsa20_generic.c +++ b/crypto/salsa20_generic.c @@ -188,13 +188,6 @@ static int encrypt(struct blkcipher_desc *desc,
salsa20_ivsetup(ctx, walk.iv);
- if (likely(walk.nbytes == nbytes)) - { - salsa20_encrypt_bytes(ctx, walk.dst.virt.addr, - walk.src.virt.addr, nbytes); - return blkcipher_walk_done(desc, &walk, 0); - } - while (walk.nbytes >= 64) { salsa20_encrypt_bytes(ctx, walk.dst.virt.addr, walk.src.virt.addr, diff --git a/crypto/shash.c b/crypto/shash.c index 4d8a671d1614..9bd5044d467b 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -24,11 +24,12 @@
static const struct crypto_type crypto_shash_type;
-static int shash_no_setkey(struct crypto_shash *tfm, const u8 *key, - unsigned int keylen) +int shash_no_setkey(struct crypto_shash *tfm, const u8 *key, + unsigned int keylen) { return -ENOSYS; } +EXPORT_SYMBOL_GPL(shash_no_setkey);
static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key, unsigned int keylen) diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index ae22f05d5936..e3af318af2db 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -342,7 +342,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs, }
sg_init_aead(sg, xbuf, - *b_size + (enc ? authsize : 0)); + *b_size + (enc ? 0 : authsize));
sg_init_aead(sgout, xoutbuf, *b_size + (enc ? authsize : 0)); @@ -350,7 +350,9 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs, sg_set_buf(&sg[0], assoc, aad_size); sg_set_buf(&sgout[0], assoc, aad_size);
- aead_request_set_crypt(req, sg, sgout, *b_size, iv); + aead_request_set_crypt(req, sg, sgout, + *b_size + (enc ? 0 : authsize), + iv); aead_request_set_ad(req, aad_size);
if (secs) diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index 3de3b6b8f0f1..f43a586236ea 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -182,11 +182,6 @@ int __weak arch_register_cpu(int cpu)
void __weak arch_unregister_cpu(int cpu) {}
-int __weak acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) -{ - return -ENODEV; -} - static int acpi_processor_hotadd_init(struct acpi_processor *pr) { unsigned long long sta; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 56190d00fd87..0a3ca20f99af 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1197,7 +1197,6 @@ static int __init acpi_init(void) acpi_wakeup_device_init(); acpi_debugger_init(); acpi_setup_sb_notify_handler(); - acpi_set_processor_mapping(); return 0; }
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 5c78ee1860b0..fd59ae871db3 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -280,79 +280,6 @@ int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id) } EXPORT_SYMBOL_GPL(acpi_get_cpuid);
-#ifdef CONFIG_ACPI_HOTPLUG_CPU -static bool __init -map_processor(acpi_handle handle, phys_cpuid_t *phys_id, int *cpuid) -{ - int type, id; - u32 acpi_id; - acpi_status status; - acpi_object_type acpi_type; - unsigned long long tmp; - union acpi_object object = { 0 }; - struct acpi_buffer buffer = { sizeof(union acpi_object), &object }; - - status = acpi_get_type(handle, &acpi_type); - if (ACPI_FAILURE(status)) - return false; - - switch (acpi_type) { - case ACPI_TYPE_PROCESSOR: - status = acpi_evaluate_object(handle, NULL, NULL, &buffer); - if (ACPI_FAILURE(status)) - return false; - acpi_id = object.processor.proc_id; - - /* validate the acpi_id */ - if(acpi_processor_validate_proc_id(acpi_id)) - return false; - break; - case ACPI_TYPE_DEVICE: - status = acpi_evaluate_integer(handle, "_UID", NULL, &tmp); - if (ACPI_FAILURE(status)) - return false; - acpi_id = tmp; - break; - default: - return false; - } - - type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0; - - *phys_id = __acpi_get_phys_id(handle, type, acpi_id, false); - id = acpi_map_cpuid(*phys_id, acpi_id); - - if (id < 0) - return false; - *cpuid = id; - return true; -} - -static acpi_status __init -set_processor_node_mapping(acpi_handle handle, u32 lvl, void *context, - void **rv) -{ - phys_cpuid_t phys_id; - int cpu_id; - - if (!map_processor(handle, &phys_id, &cpu_id)) - return AE_ERROR; - - acpi_map_cpu2node(handle, cpu_id, phys_id); - return AE_OK; -} - -void __init acpi_set_processor_mapping(void) -{ - /* Set persistent cpu <-> node mapping for all processors. */ - acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, set_processor_node_mapping, - NULL, NULL, NULL); -} -#else -void __init acpi_set_processor_mapping(void) {} -#endif /* CONFIG_ACPI_HOTPLUG_CPU */ - #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC static int get_ioapic_id(struct acpi_subtable_header *entry, u32 gsi_base, u64 *phys_addr, int *ioapic_id) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 693028659ccc..3ae950c82922 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -1059,6 +1059,10 @@ static int btusb_open(struct hci_dev *hdev) }
data->intf->needs_remote_wakeup = 1; + /* device specific wakeup source enabled and required for USB + * remote wakeup while host is suspended + */ + device_wakeup_enable(&data->udev->dev);
if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags)) goto done; @@ -1122,6 +1126,7 @@ static int btusb_close(struct hci_dev *hdev) goto failed;
data->intf->needs_remote_wakeup = 0; + device_wakeup_disable(&data->udev->dev); usb_autopm_put_interface(data->intf);
failed: diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c index f0249899fc96..45d7ecc66b22 100644 --- a/drivers/bus/arm-ccn.c +++ b/drivers/bus/arm-ccn.c @@ -1280,6 +1280,7 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
/* Perf driver registration */ ccn->dt.pmu = (struct pmu) { + .module = THIS_MODULE, .attr_groups = arm_ccn_pmu_attr_groups, .task_ctx_nr = perf_invalid_context, .event_init = arm_ccn_pmu_event_init, diff --git a/drivers/clk/hisilicon/clk-hi6220.c b/drivers/clk/hisilicon/clk-hi6220.c index c0e8e1f196aa..2bfaf22e6ffc 100644 --- a/drivers/clk/hisilicon/clk-hi6220.c +++ b/drivers/clk/hisilicon/clk-hi6220.c @@ -144,7 +144,7 @@ static struct hisi_gate_clock hi6220_separated_gate_clks_sys[] __initdata = { { HI6220_BBPPLL_SEL, "bbppll_sel", "pll0_bbp_gate", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x270, 9, 0, }, { HI6220_MEDIA_PLL_SRC, "media_pll_src", "pll_media_gate", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x270, 10, 0, }, { HI6220_MMC2_SEL, "mmc2_sel", "mmc2_mux1", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x270, 11, 0, }, - { HI6220_CS_ATB_SYSPLL, "cs_atb_syspll", "syspll", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x270, 12, 0, }, + { HI6220_CS_ATB_SYSPLL, "cs_atb_syspll", "syspll", CLK_SET_RATE_PARENT|CLK_IS_CRITICAL, 0x270, 12, 0, }, };
static struct hisi_mux_clock hi6220_mux_clks_sys[] __initdata = { diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index ce8ea10407e4..93a19667003d 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -487,7 +487,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24); clk[IMX6QDL_CLK_GPU3D_CORE] = imx_clk_gate2("gpu3d_core", "gpu3d_core_podf", base + 0x6c, 26); clk[IMX6QDL_CLK_HDMI_IAHB] = imx_clk_gate2("hdmi_iahb", "ahb", base + 0x70, 0); - clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "video_27m", base + 0x70, 4); + clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "mipi_core_cfg", base + 0x70, 4); clk[IMX6QDL_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6); clk[IMX6QDL_CLK_I2C2] = imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8); clk[IMX6QDL_CLK_I2C3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10); diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 9f24fcfa304f..e425e50173c5 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -185,6 +185,7 @@ struct mtk_pll_data { uint32_t pcw_reg; int pcw_shift; const struct mtk_pll_div_table *div_table; + const char *parent_name; };
void mtk_clk_register_plls(struct device_node *node, diff --git a/drivers/clk/mediatek/clk-pll.c b/drivers/clk/mediatek/clk-pll.c index 0c2deac17ce9..1502384a3093 100644 --- a/drivers/clk/mediatek/clk-pll.c +++ b/drivers/clk/mediatek/clk-pll.c @@ -302,7 +302,10 @@ static struct clk *mtk_clk_register_pll(const struct mtk_pll_data *data,
init.name = data->name; init.ops = &mtk_pll_ops; - init.parent_names = &parent_name; + if (data->parent_name) + init.parent_names = &data->parent_name; + else + init.parent_names = &parent_name; init.num_parents = 1;
clk = clk_register(NULL, &pll->hw); diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index 8e2db5ead8da..af520d81525f 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -963,7 +963,7 @@ static void __init tegra30_super_clk_init(void) * U71 divider of cclk_lp. */ clk = tegra_clk_register_divider("pll_p_out3_cclklp", "pll_p_out3", - clk_base + SUPER_CCLKG_DIVIDER, 0, + clk_base + SUPER_CCLKLP_DIVIDER, 0, TEGRA_DIVIDER_INT, 16, 8, 1, NULL); clk_register_clkdev(clk, "pll_p_out3_cclklp", NULL);
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index 6b535262ac5d..3db94e81bc14 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -1107,12 +1107,14 @@ static struct dmaengine_unmap_pool *__get_unmap_pool(int nr) switch (order) { case 0 ... 1: return &unmap_pool[0]; +#if IS_ENABLED(CONFIG_DMA_ENGINE_RAID) case 2 ... 4: return &unmap_pool[1]; case 5 ... 7: return &unmap_pool[2]; case 8: return &unmap_pool[3]; +#endif default: BUG(); return NULL; diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index fbb75514dfb4..e0bd578a253a 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -158,6 +158,12 @@ MODULE_PARM_DESC(run, "Run the test (default: false)"); #define PATTERN_OVERWRITE 0x20 #define PATTERN_COUNT_MASK 0x1f
+/* poor man's completion - we want to use wait_event_freezable() on it */ +struct dmatest_done { + bool done; + wait_queue_head_t *wait; +}; + struct dmatest_thread { struct list_head node; struct dmatest_info *info; @@ -166,6 +172,8 @@ struct dmatest_thread { u8 **srcs; u8 **dsts; enum dma_transaction_type type; + wait_queue_head_t done_wait; + struct dmatest_done test_done; bool done; };
@@ -326,18 +334,25 @@ static unsigned int dmatest_verify(u8 **bufs, unsigned int start, return error_count; }
-/* poor man's completion - we want to use wait_event_freezable() on it */ -struct dmatest_done { - bool done; - wait_queue_head_t *wait; -};
static void dmatest_callback(void *arg) { struct dmatest_done *done = arg; - - done->done = true; - wake_up_all(done->wait); + struct dmatest_thread *thread = + container_of(arg, struct dmatest_thread, done_wait); + if (!thread->done) { + done->done = true; + wake_up_all(done->wait); + } else { + /* + * If thread->done, it means that this callback occurred + * after the parent thread has cleaned up. This can + * happen in the case that driver doesn't implement + * the terminate_all() functionality and a dma operation + * did not occur within the timeout period + */ + WARN(1, "dmatest: Kernel memory may be corrupted!!\n"); + } }
static unsigned int min_odd(unsigned int x, unsigned int y) @@ -408,9 +423,8 @@ static unsigned long long dmatest_KBs(s64 runtime, unsigned long long len) */ static int dmatest_func(void *data) { - DECLARE_WAIT_QUEUE_HEAD_ONSTACK(done_wait); struct dmatest_thread *thread = data; - struct dmatest_done done = { .wait = &done_wait }; + struct dmatest_done *done = &thread->test_done; struct dmatest_info *info; struct dmatest_params *params; struct dma_chan *chan; @@ -637,9 +651,9 @@ static int dmatest_func(void *data) continue; }
- done.done = false; + done->done = false; tx->callback = dmatest_callback; - tx->callback_param = &done; + tx->callback_param = done; cookie = tx->tx_submit(tx);
if (dma_submit_error(cookie)) { @@ -652,21 +666,12 @@ static int dmatest_func(void *data) } dma_async_issue_pending(chan);
- wait_event_freezable_timeout(done_wait, done.done, + wait_event_freezable_timeout(thread->done_wait, done->done, msecs_to_jiffies(params->timeout));
status = dma_async_is_tx_complete(chan, cookie, NULL, NULL);
- if (!done.done) { - /* - * We're leaving the timed out dma operation with - * dangling pointer to done_wait. To make this - * correct, we'll need to allocate wait_done for - * each test iteration and perform "who's gonna - * free it this time?" dancing. For now, just - * leave it dangling. - */ - WARN(1, "dmatest: Kernel stack may be corrupted!!\n"); + if (!done->done) { dmaengine_unmap_put(um); result("test timed out", total_tests, src_off, dst_off, len, 0); @@ -747,7 +752,7 @@ static int dmatest_func(void *data) dmatest_KBs(runtime, total_len), ret);
/* terminate all transfers on specified channels */ - if (ret) + if (ret || failed_tests) dmaengine_terminate_all(chan);
thread->done = true; @@ -807,6 +812,8 @@ static int dmatest_add_threads(struct dmatest_info *info, thread->info = info; thread->chan = dtc->chan; thread->type = type; + thread->test_done.wait = &thread->done_wait; + init_waitqueue_head(&thread->done_wait); smp_wmb(); thread->task = kthread_create(dmatest_func, thread, "%s-%s%u", dma_chan_name(chan), op, i); diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c index 88a00d06def6..43e88d85129e 100644 --- a/drivers/dma/ti-dma-crossbar.c +++ b/drivers/dma/ti-dma-crossbar.c @@ -49,12 +49,12 @@ struct ti_am335x_xbar_data {
struct ti_am335x_xbar_map { u16 dma_line; - u16 mux_val; + u8 mux_val; };
-static inline void ti_am335x_xbar_write(void __iomem *iomem, int event, u16 val) +static inline void ti_am335x_xbar_write(void __iomem *iomem, int event, u8 val) { - writeb_relaxed(val & 0x1f, iomem + event); + writeb_relaxed(val, iomem + event); }
static void ti_am335x_xbar_free(struct device *dev, void *route_data) @@ -105,7 +105,7 @@ static void *ti_am335x_xbar_route_allocate(struct of_phandle_args *dma_spec, }
map->dma_line = (u16)dma_spec->args[0]; - map->mux_val = (u16)dma_spec->args[2]; + map->mux_val = (u8)dma_spec->args[2];
dma_spec->args[2] = 0; dma_spec->args_count = 2; diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 2f48f848865f..2f47c5b5f4cb 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -384,7 +384,6 @@ int __init efi_mem_desc_lookup(u64 phys_addr, efi_memory_desc_t *out_md) return 0; } } - pr_err_once("requested map not found.\n"); return -ENOENT; }
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c index 307ec1c11276..311c9d0e8cbb 100644 --- a/drivers/firmware/efi/esrt.c +++ b/drivers/firmware/efi/esrt.c @@ -251,7 +251,7 @@ void __init efi_esrt_init(void)
rc = efi_mem_desc_lookup(efi.esrt, &md); if (rc < 0) { - pr_err("ESRT header is not in the memory map.\n"); + pr_warn("ESRT header is not in the memory map.\n"); return; }
diff --git a/drivers/gpu/drm/amd/acp/Makefile b/drivers/gpu/drm/amd/acp/Makefile index 8363cb57915b..8a08e81ee90d 100644 --- a/drivers/gpu/drm/amd/acp/Makefile +++ b/drivers/gpu/drm/amd/acp/Makefile @@ -3,6 +3,4 @@ # of AMDSOC/AMDGPU drm driver. # It provides the HW control for ACP related functionalities.
-subdir-ccflags-y += -I$(AMDACPPATH)/ -I$(AMDACPPATH)/include - AMD_ACP_FILES := $(AMDACPPATH)/acp_hw.o diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index bfb4b91869e7..f26d1fd53bef 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -240,6 +240,8 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data) for (; i >= 0; i--) drm_free_large(p->chunks[i].kdata); kfree(p->chunks); + p->chunks = NULL; + p->nchunks = 0; put_ctx: amdgpu_ctx_put(p->ctx); free_chunk: diff --git a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c index af267c35d813..ee5883f59be5 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c +++ b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c @@ -147,9 +147,6 @@ static int omap_gem_dmabuf_mmap(struct dma_buf *buffer, struct drm_gem_object *obj = buffer->priv; int ret = 0;
- if (WARN_ON(!obj->filp)) - return -EINVAL; - ret = drm_gem_mmap_obj(obj, omap_gem_mmap_size(obj), vma); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 13ba73fd9b68..8bd9e6c371d1 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3029,6 +3029,16 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, max_sclk = 75000; max_mclk = 80000; } + } else if (rdev->family == CHIP_OLAND) { + if ((rdev->pdev->revision == 0xC7) || + (rdev->pdev->revision == 0x80) || + (rdev->pdev->revision == 0x81) || + (rdev->pdev->revision == 0x83) || + (rdev->pdev->revision == 0x87) || + (rdev->pdev->device == 0x6604) || + (rdev->pdev->device == 0x6605)) { + max_sclk = 75000; + } } /* Apply dpm quirks */ while (p && p->chip_device != 0) { diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c index e06c1344c913..7af77818efc3 100644 --- a/drivers/hid/hid-cp2112.c +++ b/drivers/hid/hid-cp2112.c @@ -188,6 +188,8 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset) HID_REQ_GET_REPORT); if (ret != CP2112_GPIO_CONFIG_LENGTH) { hid_err(hdev, "error requesting GPIO config: %d\n", ret); + if (ret >= 0) + ret = -EIO; goto exit; }
@@ -197,8 +199,10 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset) ret = hid_hw_raw_request(hdev, CP2112_GPIO_CONFIG, buf, CP2112_GPIO_CONFIG_LENGTH, HID_FEATURE_REPORT, HID_REQ_SET_REPORT); - if (ret < 0) { + if (ret != CP2112_GPIO_CONFIG_LENGTH) { hid_err(hdev, "error setting GPIO config: %d\n", ret); + if (ret >= 0) + ret = -EIO; goto exit; }
@@ -206,7 +210,7 @@ static int cp2112_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
exit: mutex_unlock(&dev->lock); - return ret < 0 ? ret : -EIO; + return ret; }
static void cp2112_gpio_set(struct gpio_chip *chip, unsigned offset, int value) diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c index 75126e4e3f05..44420073edda 100644 --- a/drivers/hv/hv_fcopy.c +++ b/drivers/hv/hv_fcopy.c @@ -61,7 +61,6 @@ static DECLARE_WORK(fcopy_send_work, fcopy_send_data); static const char fcopy_devname[] = "vmbus/hv_fcopy"; static u8 *recv_buffer; static struct hvutil_transport *hvt; -static struct completion release_event; /* * This state maintains the version number registered by the daemon. */ @@ -322,7 +321,6 @@ static void fcopy_on_reset(void)
if (cancel_delayed_work_sync(&fcopy_timeout_work)) fcopy_respond_to_host(HV_E_FAIL); - complete(&release_event); }
int hv_fcopy_init(struct hv_util_service *srv) @@ -330,7 +328,6 @@ int hv_fcopy_init(struct hv_util_service *srv) recv_buffer = srv->recv_buffer; fcopy_transaction.recv_channel = srv->channel;
- init_completion(&release_event); /* * When this driver loads, the user level daemon that * processes the host requests may not yet be running. @@ -352,5 +349,4 @@ void hv_fcopy_deinit(void) fcopy_transaction.state = HVUTIL_DEVICE_DYING; cancel_delayed_work_sync(&fcopy_timeout_work); hvutil_transport_destroy(hvt); - wait_for_completion(&release_event); } diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c index 3abfc5983c97..5e1fdc8d32ab 100644 --- a/drivers/hv/hv_kvp.c +++ b/drivers/hv/hv_kvp.c @@ -88,7 +88,6 @@ static DECLARE_WORK(kvp_sendkey_work, kvp_send_key); static const char kvp_devname[] = "vmbus/hv_kvp"; static u8 *recv_buffer; static struct hvutil_transport *hvt; -static struct completion release_event; /* * Register the kernel component with the user-level daemon. * As part of this registration, pass the LIC version number. @@ -717,7 +716,6 @@ static void kvp_on_reset(void) if (cancel_delayed_work_sync(&kvp_timeout_work)) kvp_respond_to_host(NULL, HV_E_FAIL); kvp_transaction.state = HVUTIL_DEVICE_INIT; - complete(&release_event); }
int @@ -726,7 +724,6 @@ hv_kvp_init(struct hv_util_service *srv) recv_buffer = srv->recv_buffer; kvp_transaction.recv_channel = srv->channel;
- init_completion(&release_event); /* * When this driver loads, the user level daemon that * processes the host requests may not yet be running. @@ -750,5 +747,4 @@ void hv_kvp_deinit(void) cancel_delayed_work_sync(&kvp_timeout_work); cancel_work_sync(&kvp_sendkey_work); hvutil_transport_destroy(hvt); - wait_for_completion(&release_event); } diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c index a76e3db0d01f..a6707133c297 100644 --- a/drivers/hv/hv_snapshot.c +++ b/drivers/hv/hv_snapshot.c @@ -66,7 +66,6 @@ static int dm_reg_value; static const char vss_devname[] = "vmbus/hv_vss"; static __u8 *recv_buffer; static struct hvutil_transport *hvt; -static struct completion release_event;
static void vss_timeout_func(struct work_struct *dummy); static void vss_handle_request(struct work_struct *dummy); @@ -331,13 +330,11 @@ static void vss_on_reset(void) if (cancel_delayed_work_sync(&vss_timeout_work)) vss_respond_to_host(HV_E_FAIL); vss_transaction.state = HVUTIL_DEVICE_INIT; - complete(&release_event); }
int hv_vss_init(struct hv_util_service *srv) { - init_completion(&release_event); if (vmbus_proto_version < VERSION_WIN8_1) { pr_warn("Integration service 'Backup (volume snapshot)'" " not supported on this host version.\n"); @@ -368,5 +365,4 @@ void hv_vss_deinit(void) cancel_delayed_work_sync(&vss_timeout_work); cancel_work_sync(&vss_handle_request_work); hvutil_transport_destroy(hvt); - wait_for_completion(&release_event); } diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c index c235a9515267..4402a71e23f7 100644 --- a/drivers/hv/hv_utils_transport.c +++ b/drivers/hv/hv_utils_transport.c @@ -182,10 +182,11 @@ static int hvt_op_release(struct inode *inode, struct file *file) * connects back. */ hvt_reset(hvt); - mutex_unlock(&hvt->lock);
if (mode_old == HVUTIL_TRANSPORT_DESTROY) - hvt_transport_free(hvt); + complete(&hvt->release); + + mutex_unlock(&hvt->lock);
return 0; } @@ -304,6 +305,7 @@ struct hvutil_transport *hvutil_transport_init(const char *name,
init_waitqueue_head(&hvt->outmsg_q); mutex_init(&hvt->lock); + init_completion(&hvt->release);
spin_lock(&hvt_list_lock); list_add(&hvt->list, &hvt_list); @@ -351,6 +353,8 @@ void hvutil_transport_destroy(struct hvutil_transport *hvt) if (hvt->cn_id.idx > 0 && hvt->cn_id.val > 0) cn_del_callback(&hvt->cn_id);
- if (mode_old != HVUTIL_TRANSPORT_CHARDEV) - hvt_transport_free(hvt); + if (mode_old == HVUTIL_TRANSPORT_CHARDEV) + wait_for_completion(&hvt->release); + + hvt_transport_free(hvt); } diff --git a/drivers/hv/hv_utils_transport.h b/drivers/hv/hv_utils_transport.h index d98f5225c3e6..79afb626e166 100644 --- a/drivers/hv/hv_utils_transport.h +++ b/drivers/hv/hv_utils_transport.h @@ -41,6 +41,7 @@ struct hvutil_transport { int outmsg_len; /* its length */ wait_queue_head_t outmsg_q; /* poll/read wait queue */ struct mutex lock; /* protects struct members */ + struct completion release; /* synchronize with fd release */ };
struct hvutil_transport *hvutil_transport_init(const char *name, diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c index 63b5db4e4070..e0f3244505d3 100644 --- a/drivers/hwtracing/intel_th/pci.c +++ b/drivers/hwtracing/intel_th/pci.c @@ -95,6 +95,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x9da6), .driver_data = (kernel_ulong_t)0, }, + { + /* Gemini Lake */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x318e), + .driver_data = (kernel_ulong_t)0, + }, { 0 }, };
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 809a02800102..a09d6eed3b88 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -1482,7 +1482,7 @@ static struct rdma_id_private *cma_id_from_event(struct ib_cm_id *cm_id, return id_priv; }
-static inline int cma_user_data_offset(struct rdma_id_private *id_priv) +static inline u8 cma_user_data_offset(struct rdma_id_private *id_priv) { return cma_family(id_priv) == AF_IB ? 0 : sizeof(struct cma_hdr); } @@ -1877,7 +1877,8 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) struct rdma_id_private *listen_id, *conn_id = NULL; struct rdma_cm_event event; struct net_device *net_dev; - int offset, ret; + u8 offset; + int ret;
listen_id = cma_id_from_event(cm_id, ib_event, &net_dev); if (IS_ERR(listen_id)) @@ -3309,7 +3310,8 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, struct ib_cm_sidr_req_param req; struct ib_cm_id *id; void *private_data; - int offset, ret; + u8 offset; + int ret;
memset(&req, 0, sizeof req); offset = cma_user_data_offset(id_priv); @@ -3366,7 +3368,8 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, struct rdma_route *route; void *private_data; struct ib_cm_id *id; - int offset, ret; + u8 offset; + int ret;
memset(&req, 0, sizeof req); offset = cma_user_data_offset(id_priv); diff --git a/drivers/infiniband/hw/cxgb4/t4.h b/drivers/infiniband/hw/cxgb4/t4.h index 862381aa83c8..b55adf53c758 100644 --- a/drivers/infiniband/hw/cxgb4/t4.h +++ b/drivers/infiniband/hw/cxgb4/t4.h @@ -171,7 +171,7 @@ struct t4_cqe { __be32 msn; } rcqe; struct { - u32 stag; + __be32 stag; u16 nada2; u16 cidx; } scqe; diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 24d0820873cf..4682909b021b 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -9769,7 +9769,7 @@ int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which) goto unimplemented;
case HFI1_IB_CFG_OP_VLS: - val = ppd->vls_operational; + val = ppd->actual_vls_operational; break; case HFI1_IB_CFG_VL_HIGH_CAP: /* VL arb high priority table size */ val = VL_ARB_HIGH_PRIO_TABLE_SIZE; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 830fecb6934c..335bd2c9e16e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -1177,10 +1177,15 @@ static void __ipoib_ib_dev_flush(struct ipoib_dev_priv *priv, ipoib_ib_dev_down(dev);
if (level == IPOIB_FLUSH_HEAVY) { + rtnl_lock(); if (test_bit(IPOIB_FLAG_INITIALIZED, &priv->flags)) ipoib_ib_dev_stop(dev); - if (ipoib_ib_dev_open(dev) != 0) + + result = ipoib_ib_dev_open(dev); + rtnl_unlock(); + if (result) return; + if (netif_queue_stopped(dev)) netif_start_queue(dev); } diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index dbf09836ff30..d1051e3ce819 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -520,6 +520,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), }, }, + { + /* TUXEDO BU1406 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), + DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), + }, + }, { } };
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 1a0b110f12c0..0c910a863581 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -3211,7 +3211,7 @@ static void amd_iommu_apply_dm_region(struct device *dev, unsigned long start, end;
start = IOVA_PFN(region->start); - end = IOVA_PFN(region->start + region->length); + end = IOVA_PFN(region->start + region->length - 1);
WARN_ON_ONCE(reserve_iova(&dma_dom->iovad, start, end) == NULL); } diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index f50e51c1a9c8..d68a552cfe8d 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -418,8 +418,12 @@ static int __arm_v7s_map(struct arm_v7s_io_pgtable *data, unsigned long iova, pte |= ARM_V7S_ATTR_NS_TABLE;
__arm_v7s_set_pte(ptep, pte, 1, cfg); - } else { + } else if (ARM_V7S_PTE_IS_TABLE(pte, lvl)) { cptep = iopte_deref(pte, lvl); + } else { + /* We require an unmap first */ + WARN_ON(!selftest_running); + return -EEXIST; }
/* Rinse, repeat */ diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c index b8aeb0768483..68c6050d1efb 100644 --- a/drivers/iommu/mtk_iommu_v1.c +++ b/drivers/iommu/mtk_iommu_v1.c @@ -703,7 +703,7 @@ static struct platform_driver mtk_iommu_driver = { .probe = mtk_iommu_probe, .remove = mtk_iommu_remove, .driver = { - .name = "mtk-iommu", + .name = "mtk-iommu-v1", .of_match_table = mtk_iommu_of_ids, .pm = &mtk_iommu_pm_ops, } diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index bc0af3307bbf..910cb5e23371 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -258,6 +258,7 @@ config IRQ_MXS
config MVEBU_ODMI bool + select GENERIC_MSI_IRQ_DOMAIN
config MVEBU_PIC bool diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index ab8a1b36af21..edb8d1a1a69f 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -468,6 +468,7 @@ struct search { unsigned recoverable:1; unsigned write:1; unsigned read_dirty_data:1; + unsigned cache_missed:1;
unsigned long start_time;
@@ -653,6 +654,7 @@ static inline struct search *search_alloc(struct bio *bio,
s->orig_bio = bio; s->cache_miss = NULL; + s->cache_missed = 0; s->d = d; s->recoverable = 1; s->write = op_is_write(bio_op(bio)); @@ -771,7 +773,7 @@ static void cached_dev_read_done_bh(struct closure *cl) struct cached_dev *dc = container_of(s->d, struct cached_dev, disk);
bch_mark_cache_accounting(s->iop.c, s->d, - !s->cache_miss, s->iop.bypass); + !s->cache_missed, s->iop.bypass); trace_bcache_read(s->orig_bio, !s->cache_miss, s->iop.bypass);
if (s->iop.error) @@ -790,6 +792,8 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, struct cached_dev *dc = container_of(s->d, struct cached_dev, disk); struct bio *miss, *cache_bio;
+ s->cache_missed = 1; + if (s->cache_miss || s->iop.bypass) { miss = bio_next_split(bio, sectors, GFP_NOIO, s->d->bio_split); ret = miss == bio ? MAP_DONE : MAP_CONTINUE; diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index f4557f558b24..28ce342348a9 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -2091,6 +2091,7 @@ static void bcache_exit(void) if (bcache_major) unregister_blkdev(bcache_major, "bcache"); unregister_reboot_notifier(&reboot); + mutex_destroy(&bch_register_lock); }
static int __init bcache_init(void) @@ -2109,14 +2110,15 @@ static int __init bcache_init(void) bcache_major = register_blkdev(0, "bcache"); if (bcache_major < 0) { unregister_reboot_notifier(&reboot); + mutex_destroy(&bch_register_lock); return bcache_major; }
if (!(bcache_wq = alloc_workqueue("bcache", WQ_MEM_RECLAIM, 0)) || !(bcache_kobj = kobject_create_and_add("bcache", fs_kobj)) || - sysfs_create_files(bcache_kobj, files) || bch_request_init() || - bch_debug_init(bcache_kobj)) + bch_debug_init(bcache_kobj) || + sysfs_create_files(bcache_kobj, files)) goto err;
return 0; diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 2b13117fb918..ba7edcdd09ce 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -974,6 +974,7 @@ static int leave(struct mddev *mddev) lockres_free(cinfo->bitmap_lockres); unlock_all_bitmaps(mddev); dlm_release_lockspace(cinfo->lockspace, 2); + kfree(cinfo); return 0; }
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 7aea0221530c..475a7a1bcfe0 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -1689,8 +1689,11 @@ static void ops_complete_reconstruct(void *stripe_head_ref) struct r5dev *dev = &sh->dev[i];
if (dev->written || i == pd_idx || i == qd_idx) { - if (!discard && !test_bit(R5_SkipCopy, &dev->flags)) + if (!discard && !test_bit(R5_SkipCopy, &dev->flags)) { set_bit(R5_UPTODATE, &dev->flags); + if (test_bit(STRIPE_EXPAND_READY, &sh->state)) + set_bit(R5_Expanded, &dev->flags); + } if (fua) set_bit(R5_WantFUA, &dev->flags); if (sync) diff --git a/drivers/mfd/fsl-imx25-tsadc.c b/drivers/mfd/fsl-imx25-tsadc.c index 77b2675cf8f5..92e176009ffe 100644 --- a/drivers/mfd/fsl-imx25-tsadc.c +++ b/drivers/mfd/fsl-imx25-tsadc.c @@ -183,6 +183,19 @@ static int mx25_tsadc_probe(struct platform_device *pdev) return 0; }
+static int mx25_tsadc_remove(struct platform_device *pdev) +{ + struct mx25_tsadc *tsadc = platform_get_drvdata(pdev); + int irq = platform_get_irq(pdev, 0); + + if (irq) { + irq_set_chained_handler_and_data(irq, NULL, NULL); + irq_domain_remove(tsadc->domain); + } + + return 0; +} + static const struct of_device_id mx25_tsadc_ids[] = { { .compatible = "fsl,imx25-tsadc" }, { /* Sentinel */ } @@ -194,6 +207,7 @@ static struct platform_driver mx25_tsadc_driver = { .of_match_table = of_match_ptr(mx25_tsadc_ids), }, .probe = mx25_tsadc_probe, + .remove = mx25_tsadc_remove, }; module_platform_driver(mx25_tsadc_driver);
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 19c10dc56513..d8a485f1798b 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -783,7 +783,7 @@ static int at24_probe(struct i2c_client *client, const struct i2c_device_id *id) at24->nvmem_config.reg_read = at24_read; at24->nvmem_config.reg_write = at24_write; at24->nvmem_config.priv = at24; - at24->nvmem_config.stride = 4; + at24->nvmem_config.stride = 1; at24->nvmem_config.word_size = 1; at24->nvmem_config.size = chip.byte_len;
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index 84e9afcb5c09..6f9535e5e584 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -579,7 +579,7 @@ static void msdc_set_mclk(struct msdc_host *host, unsigned char timing, u32 hz) } } sdr_set_field(host->base + MSDC_CFG, MSDC_CFG_CKMOD | MSDC_CFG_CKDIV, - (mode << 8) | (div % 0xff)); + (mode << 8) | div); sdr_set_bits(host->base + MSDC_CFG, MSDC_CFG_CKPDN); while (!(readl(host->base + MSDC_CFG) & MSDC_CFG_CKSTB)) cpu_relax(); @@ -1562,7 +1562,7 @@ static int msdc_drv_probe(struct platform_device *pdev) host->src_clk_freq = clk_get_rate(host->src_clk); /* Set host parameters to mmc */ mmc->ops = &mt_msdc_ops; - mmc->f_min = host->src_clk_freq / (4 * 255); + mmc->f_min = DIV_ROUND_UP(host->src_clk_freq, 4 * 255);
mmc->caps |= MMC_CAP_ERASE | MMC_CAP_CMD23; /* MMC core transfer sizes tunable parameters */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 5d2cf56aed0e..0b894d76aa41 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5132,8 +5132,9 @@ static int bnxt_hwrm_phy_qcaps(struct bnxt *bp) bp->lpi_tmr_hi = le32_to_cpu(resp->valid_tx_lpi_timer_high) & PORT_PHY_QCAPS_RESP_TX_LPI_TIMER_HIGH_MASK; } - link_info->support_auto_speeds = - le16_to_cpu(resp->supported_speeds_auto_mode); + if (resp->supported_speeds_auto_mode) + link_info->support_auto_speeds = + le16_to_cpu(resp->supported_speeds_auto_mode);
hwrm_phy_qcaps_exit: mutex_unlock(&bp->hwrm_cmd_lock); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 0975af2903ef..3480b3078775 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1,7 +1,7 @@ /* * Broadcom GENET (Gigabit Ethernet) controller driver * - * Copyright (c) 2014 Broadcom Corporation + * Copyright (c) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -778,8 +778,9 @@ static const struct bcmgenet_stats bcmgenet_gstrings_stats[] = { STAT_GENET_RUNT("rx_runt_bytes", mib.rx_runt_bytes), /* Misc UniMAC counters */ STAT_GENET_MISC("rbuf_ovflow_cnt", mib.rbuf_ovflow_cnt, - UMAC_RBUF_OVFL_CNT), - STAT_GENET_MISC("rbuf_err_cnt", mib.rbuf_err_cnt, UMAC_RBUF_ERR_CNT), + UMAC_RBUF_OVFL_CNT_V1), + STAT_GENET_MISC("rbuf_err_cnt", mib.rbuf_err_cnt, + UMAC_RBUF_ERR_CNT_V1), STAT_GENET_MISC("mdf_err_cnt", mib.mdf_err_cnt, UMAC_MDF_ERR_CNT), STAT_GENET_SOFT_MIB("alloc_rx_buff_failed", mib.alloc_rx_buff_failed), STAT_GENET_SOFT_MIB("rx_dma_failed", mib.rx_dma_failed), @@ -821,6 +822,45 @@ static void bcmgenet_get_strings(struct net_device *dev, u32 stringset, } }
+static u32 bcmgenet_update_stat_misc(struct bcmgenet_priv *priv, u16 offset) +{ + u16 new_offset; + u32 val; + + switch (offset) { + case UMAC_RBUF_OVFL_CNT_V1: + if (GENET_IS_V2(priv)) + new_offset = RBUF_OVFL_CNT_V2; + else + new_offset = RBUF_OVFL_CNT_V3PLUS; + + val = bcmgenet_rbuf_readl(priv, new_offset); + /* clear if overflowed */ + if (val == ~0) + bcmgenet_rbuf_writel(priv, 0, new_offset); + break; + case UMAC_RBUF_ERR_CNT_V1: + if (GENET_IS_V2(priv)) + new_offset = RBUF_ERR_CNT_V2; + else + new_offset = RBUF_ERR_CNT_V3PLUS; + + val = bcmgenet_rbuf_readl(priv, new_offset); + /* clear if overflowed */ + if (val == ~0) + bcmgenet_rbuf_writel(priv, 0, new_offset); + break; + default: + val = bcmgenet_umac_readl(priv, offset); + /* clear if overflowed */ + if (val == ~0) + bcmgenet_umac_writel(priv, 0, offset); + break; + } + + return val; +} + static void bcmgenet_update_mib_counters(struct bcmgenet_priv *priv) { int i, j = 0; @@ -836,19 +876,28 @@ static void bcmgenet_update_mib_counters(struct bcmgenet_priv *priv) case BCMGENET_STAT_NETDEV: case BCMGENET_STAT_SOFT: continue; - case BCMGENET_STAT_MIB_RX: - case BCMGENET_STAT_MIB_TX: case BCMGENET_STAT_RUNT: - if (s->type != BCMGENET_STAT_MIB_RX) - offset = BCMGENET_STAT_OFFSET; + offset += BCMGENET_STAT_OFFSET; + /* fall through */ + case BCMGENET_STAT_MIB_TX: + offset += BCMGENET_STAT_OFFSET; + /* fall through */ + case BCMGENET_STAT_MIB_RX: val = bcmgenet_umac_readl(priv, UMAC_MIB_START + j + offset); + offset = 0; /* Reset Offset */ break; case BCMGENET_STAT_MISC: - val = bcmgenet_umac_readl(priv, s->reg_offset); - /* clear if overflowed */ - if (val == ~0) - bcmgenet_umac_writel(priv, 0, s->reg_offset); + if (GENET_IS_V1(priv)) { + val = bcmgenet_umac_readl(priv, s->reg_offset); + /* clear if overflowed */ + if (val == ~0) + bcmgenet_umac_writel(priv, 0, + s->reg_offset); + } else { + val = bcmgenet_update_stat_misc(priv, + s->reg_offset); + } break; }
@@ -2464,24 +2513,28 @@ static int bcmgenet_init_dma(struct bcmgenet_priv *priv) /* Interrupt bottom half */ static void bcmgenet_irq_task(struct work_struct *work) { + unsigned long flags; + unsigned int status; struct bcmgenet_priv *priv = container_of( work, struct bcmgenet_priv, bcmgenet_irq_work);
netif_dbg(priv, intr, priv->dev, "%s\n", __func__);
- if (priv->irq0_stat & UMAC_IRQ_MPD_R) { - priv->irq0_stat &= ~UMAC_IRQ_MPD_R; + spin_lock_irqsave(&priv->lock, flags); + status = priv->irq0_stat; + priv->irq0_stat = 0; + spin_unlock_irqrestore(&priv->lock, flags); + + if (status & UMAC_IRQ_MPD_R) { netif_dbg(priv, wol, priv->dev, "magic packet detected, waking up\n"); bcmgenet_power_up(priv, GENET_POWER_WOL_MAGIC); }
/* Link UP/DOWN event */ - if (priv->irq0_stat & UMAC_IRQ_LINK_EVENT) { + if (status & UMAC_IRQ_LINK_EVENT) phy_mac_interrupt(priv->phydev, - !!(priv->irq0_stat & UMAC_IRQ_LINK_UP)); - priv->irq0_stat &= ~UMAC_IRQ_LINK_EVENT; - } + !!(status & UMAC_IRQ_LINK_UP)); }
/* bcmgenet_isr1: handle Rx and Tx priority queues */ @@ -2490,22 +2543,21 @@ static irqreturn_t bcmgenet_isr1(int irq, void *dev_id) struct bcmgenet_priv *priv = dev_id; struct bcmgenet_rx_ring *rx_ring; struct bcmgenet_tx_ring *tx_ring; - unsigned int index; + unsigned int index, status;
- /* Save irq status for bottom-half processing. */ - priv->irq1_stat = - bcmgenet_intrl2_1_readl(priv, INTRL2_CPU_STAT) & + /* Read irq status */ + status = bcmgenet_intrl2_1_readl(priv, INTRL2_CPU_STAT) & ~bcmgenet_intrl2_1_readl(priv, INTRL2_CPU_MASK_STATUS);
/* clear interrupts */ - bcmgenet_intrl2_1_writel(priv, priv->irq1_stat, INTRL2_CPU_CLEAR); + bcmgenet_intrl2_1_writel(priv, status, INTRL2_CPU_CLEAR);
netif_dbg(priv, intr, priv->dev, - "%s: IRQ=0x%x\n", __func__, priv->irq1_stat); + "%s: IRQ=0x%x\n", __func__, status);
/* Check Rx priority queue interrupts */ for (index = 0; index < priv->hw_params->rx_queues; index++) { - if (!(priv->irq1_stat & BIT(UMAC_IRQ1_RX_INTR_SHIFT + index))) + if (!(status & BIT(UMAC_IRQ1_RX_INTR_SHIFT + index))) continue;
rx_ring = &priv->rx_rings[index]; @@ -2518,7 +2570,7 @@ static irqreturn_t bcmgenet_isr1(int irq, void *dev_id)
/* Check Tx priority queue interrupts */ for (index = 0; index < priv->hw_params->tx_queues; index++) { - if (!(priv->irq1_stat & BIT(index))) + if (!(status & BIT(index))) continue;
tx_ring = &priv->tx_rings[index]; @@ -2538,19 +2590,20 @@ static irqreturn_t bcmgenet_isr0(int irq, void *dev_id) struct bcmgenet_priv *priv = dev_id; struct bcmgenet_rx_ring *rx_ring; struct bcmgenet_tx_ring *tx_ring; + unsigned int status; + unsigned long flags;
- /* Save irq status for bottom-half processing. */ - priv->irq0_stat = - bcmgenet_intrl2_0_readl(priv, INTRL2_CPU_STAT) & + /* Read irq status */ + status = bcmgenet_intrl2_0_readl(priv, INTRL2_CPU_STAT) & ~bcmgenet_intrl2_0_readl(priv, INTRL2_CPU_MASK_STATUS);
/* clear interrupts */ - bcmgenet_intrl2_0_writel(priv, priv->irq0_stat, INTRL2_CPU_CLEAR); + bcmgenet_intrl2_0_writel(priv, status, INTRL2_CPU_CLEAR);
netif_dbg(priv, intr, priv->dev, - "IRQ=0x%x\n", priv->irq0_stat); + "IRQ=0x%x\n", status);
- if (priv->irq0_stat & UMAC_IRQ_RXDMA_DONE) { + if (status & UMAC_IRQ_RXDMA_DONE) { rx_ring = &priv->rx_rings[DESC_INDEX];
if (likely(napi_schedule_prep(&rx_ring->napi))) { @@ -2559,7 +2612,7 @@ static irqreturn_t bcmgenet_isr0(int irq, void *dev_id) } }
- if (priv->irq0_stat & UMAC_IRQ_TXDMA_DONE) { + if (status & UMAC_IRQ_TXDMA_DONE) { tx_ring = &priv->tx_rings[DESC_INDEX];
if (likely(napi_schedule_prep(&tx_ring->napi))) { @@ -2568,22 +2621,23 @@ static irqreturn_t bcmgenet_isr0(int irq, void *dev_id) } }
- if (priv->irq0_stat & (UMAC_IRQ_PHY_DET_R | - UMAC_IRQ_PHY_DET_F | - UMAC_IRQ_LINK_EVENT | - UMAC_IRQ_HFB_SM | - UMAC_IRQ_HFB_MM | - UMAC_IRQ_MPD_R)) { - /* all other interested interrupts handled in bottom half */ - schedule_work(&priv->bcmgenet_irq_work); - } - if ((priv->hw_params->flags & GENET_HAS_MDIO_INTR) && - priv->irq0_stat & (UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR)) { - priv->irq0_stat &= ~(UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR); + status & (UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR)) { wake_up(&priv->wq); }
+ /* all other interested interrupts handled in bottom half */ + status &= (UMAC_IRQ_LINK_EVENT | + UMAC_IRQ_MPD_R); + if (status) { + /* Save irq status for bottom-half processing. */ + spin_lock_irqsave(&priv->lock, flags); + priv->irq0_stat |= status; + spin_unlock_irqrestore(&priv->lock, flags); + + schedule_work(&priv->bcmgenet_irq_work); + } + return IRQ_HANDLED; }
@@ -2808,6 +2862,8 @@ static int bcmgenet_open(struct net_device *dev) err_fini_dma: bcmgenet_fini_dma(priv); err_clk_disable: + if (priv->internal_phy) + bcmgenet_power_down(priv, GENET_POWER_PASSIVE); clk_disable_unprepare(priv->clk); return ret; } @@ -3184,6 +3240,12 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) */ gphy_rev = reg & 0xffff;
+ /* This is reserved so should require special treatment */ + if (gphy_rev == 0 || gphy_rev == 0x01ff) { + pr_warn("Invalid GPHY revision detected: 0x%04x\n", gphy_rev); + return; + } + /* This is the good old scheme, just GPHY major, no minor nor patch */ if ((gphy_rev & 0xf0) != 0) priv->gphy_rev = gphy_rev << 8; @@ -3192,12 +3254,6 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) else if ((gphy_rev & 0xff00) != 0) priv->gphy_rev = gphy_rev;
- /* This is reserved so should require special treatment */ - else if (gphy_rev == 0 || gphy_rev == 0x01ff) { - pr_warn("Invalid GPHY revision detected: 0x%04x\n", gphy_rev); - return; - } - #ifdef CONFIG_PHYS_ADDR_T_64BIT if (!(params->flags & GENET_HAS_40BITS)) pr_warn("GENET does not support 40-bits PA\n"); @@ -3240,6 +3296,7 @@ static int bcmgenet_probe(struct platform_device *pdev) const void *macaddr; struct resource *r; int err = -EIO; + const char *phy_mode_str;
/* Up to GENET_MAX_MQ_CNT + 1 TX queues and RX queues */ dev = alloc_etherdev_mqs(sizeof(*priv), GENET_MAX_MQ_CNT + 1, @@ -3283,6 +3340,8 @@ static int bcmgenet_probe(struct platform_device *pdev) goto err; }
+ spin_lock_init(&priv->lock); + SET_NETDEV_DEV(dev, &pdev->dev); dev_set_drvdata(&pdev->dev, dev); ether_addr_copy(dev->dev_addr, macaddr); @@ -3345,6 +3404,13 @@ static int bcmgenet_probe(struct platform_device *pdev) priv->clk_eee = NULL; }
+ /* If this is an internal GPHY, power it on now, before UniMAC is + * brought out of reset as absolutely no UniMAC activity is allowed + */ + if (dn && !of_property_read_string(dn, "phy-mode", &phy_mode_str) && + !strcasecmp(phy_mode_str, "internal")) + bcmgenet_power_up(priv, GENET_POWER_PASSIVE); + err = reset_umac(priv); if (err) goto err_clk_disable; @@ -3511,6 +3577,8 @@ static int bcmgenet_resume(struct device *d) return 0;
out_clk_disable: + if (priv->internal_phy) + bcmgenet_power_down(priv, GENET_POWER_PASSIVE); clk_disable_unprepare(priv->clk); return ret; } diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 1e2dc34d331a..db7f289d65ae 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014 Broadcom Corporation + * Copyright (c) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -214,7 +214,9 @@ struct bcmgenet_mib_counters { #define MDIO_REG_SHIFT 16 #define MDIO_REG_MASK 0x1F
-#define UMAC_RBUF_OVFL_CNT 0x61C +#define UMAC_RBUF_OVFL_CNT_V1 0x61C +#define RBUF_OVFL_CNT_V2 0x80 +#define RBUF_OVFL_CNT_V3PLUS 0x94
#define UMAC_MPD_CTRL 0x620 #define MPD_EN (1 << 0) @@ -224,7 +226,9 @@ struct bcmgenet_mib_counters {
#define UMAC_MPD_PW_MS 0x624 #define UMAC_MPD_PW_LS 0x628 -#define UMAC_RBUF_ERR_CNT 0x634 +#define UMAC_RBUF_ERR_CNT_V1 0x634 +#define RBUF_ERR_CNT_V2 0x84 +#define RBUF_ERR_CNT_V3PLUS 0x98 #define UMAC_MDF_ERR_CNT 0x638 #define UMAC_MDF_CTRL 0x650 #define UMAC_MDF_ADDR 0x654 @@ -619,11 +623,13 @@ struct bcmgenet_priv { struct work_struct bcmgenet_irq_work; int irq0; int irq1; - unsigned int irq0_stat; - unsigned int irq1_stat; int wol_irq; bool wol_irq_disabled;
+ /* shared status */ + spinlock_t lock; + unsigned int irq0_stat; + /* HW descriptors/checksum variables */ bool desc_64b_en; bool desc_rxchk_en; diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index e36bebcab3f2..dae9dcfa8f36 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -2304,6 +2304,17 @@ static int sync_toggles(struct mlx4_dev *dev) rd_toggle = swab32(readl(&priv->mfunc.comm->slave_read)); if (wr_toggle == 0xffffffff || rd_toggle == 0xffffffff) { /* PCI might be offline */ + + /* If device removal has been requested, + * do not continue retrying. + */ + if (dev->persist->interface_state & + MLX4_INTERFACE_STATE_NOWAIT) { + mlx4_warn(dev, + "communication channel is offline\n"); + return -EIO; + } + msleep(100); wr_toggle = swab32(readl(&priv->mfunc.comm-> slave_write)); diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 727122de7df0..5411ca48978a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1940,6 +1940,14 @@ static int mlx4_comm_check_offline(struct mlx4_dev *dev) (u32)(1 << COMM_CHAN_OFFLINE_OFFSET)); if (!offline_bit) return 0; + + /* If device removal has been requested, + * do not continue retrying. + */ + if (dev->persist->interface_state & + MLX4_INTERFACE_STATE_NOWAIT) + break; + /* There are cases as part of AER/Reset flow that PF needs * around 100 msec to load. We therefore sleep for 100 msec * to allow other tasks to make use of that CPU during this @@ -3954,6 +3962,9 @@ static void mlx4_remove_one(struct pci_dev *pdev) struct devlink *devlink = priv_to_devlink(priv); int active_vfs = 0;
+ if (mlx4_is_slave(dev)) + persist->interface_state |= MLX4_INTERFACE_STATE_NOWAIT; + mutex_lock(&persist->interface_state_mutex); persist->interface_state |= MLX4_INTERFACE_STATE_DELETION; mutex_unlock(&persist->interface_state_mutex); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 4de3c28b0547..331a6ca4856d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -1015,7 +1015,7 @@ static struct mlx5_flow_group *create_autogroup(struct mlx5_flow_table *ft, u32 *match_criteria) { int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); - struct list_head *prev = ft->node.children.prev; + struct list_head *prev = &ft->node.children; unsigned int candidate_index = 0; struct mlx5_flow_group *fg; void *match_criteria_addr; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index b3309f2ed7dc..981cd1d84a5b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1283,6 +1283,7 @@ static int init_one(struct pci_dev *pdev, if (err) goto clean_load;
+ pci_save_state(pdev); return 0;
clean_load: @@ -1331,9 +1332,8 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev,
mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv, false); - /* In case of kernel call save the pci state and drain the health wq */ + /* In case of kernel call drain the health wq */ if (state) { - pci_save_state(pdev); mlx5_drain_health_wq(dev); mlx5_pci_disable_device(dev); } @@ -1385,6 +1385,7 @@ static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev)
pci_set_master(pdev); pci_restore_state(pdev); + pci_save_state(pdev);
if (wait_vital(pdev)) { dev_err(&pdev->dev, "%s: wait_vital timed out\n", __func__); diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 6460c7256f2b..a01e6c0d0cd1 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -788,7 +788,7 @@ static inline void mlxsw_reg_spvid_pack(char *payload, u8 local_port, u16 pvid) #define MLXSW_REG_SPVM_ID 0x200F #define MLXSW_REG_SPVM_BASE_LEN 0x04 /* base length, without records */ #define MLXSW_REG_SPVM_REC_LEN 0x04 /* record length */ -#define MLXSW_REG_SPVM_REC_MAX_COUNT 256 +#define MLXSW_REG_SPVM_REC_MAX_COUNT 255 #define MLXSW_REG_SPVM_LEN (MLXSW_REG_SPVM_BASE_LEN + \ MLXSW_REG_SPVM_REC_LEN * MLXSW_REG_SPVM_REC_MAX_COUNT)
@@ -1757,7 +1757,7 @@ static inline void mlxsw_reg_sfmr_pack(char *payload, #define MLXSW_REG_SPVMLR_ID 0x2020 #define MLXSW_REG_SPVMLR_BASE_LEN 0x04 /* base length, without records */ #define MLXSW_REG_SPVMLR_REC_LEN 0x04 /* record length */ -#define MLXSW_REG_SPVMLR_REC_MAX_COUNT 256 +#define MLXSW_REG_SPVMLR_REC_MAX_COUNT 255 #define MLXSW_REG_SPVMLR_LEN (MLXSW_REG_SPVMLR_BASE_LEN + \ MLXSW_REG_SPVMLR_REC_LEN * \ MLXSW_REG_SPVMLR_REC_MAX_COUNT) diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index 0c42c240b5cf..ed014bdbbabd 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -373,8 +373,9 @@ static void qed_cxt_set_proto_cid_count(struct qed_hwfn *p_hwfn, u32 page_sz = p_mgr->clients[ILT_CLI_CDUC].p_size.val; u32 cxt_size = CONN_CXT_SIZE(p_hwfn); u32 elems_per_page = ILT_PAGE_IN_BYTES(page_sz) / cxt_size; + u32 align = elems_per_page * DQ_RANGE_ALIGN;
- p_conn->cid_count = roundup(p_conn->cid_count, elems_per_page); + p_conn->cid_count = roundup(p_conn->cid_count, align); } }
diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 62ae55bd81b8..a3360cbdb30b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -187,6 +187,8 @@ static void qed_ll2b_complete_rx_packet(struct qed_hwfn *p_hwfn, /* If need to reuse or there's no replacement buffer, repost this */ if (rc) goto out_post; + dma_unmap_single(&cdev->pdev->dev, buffer->phys_addr, + cdev->ll2->rx_size, DMA_FROM_DEVICE);
skb = build_skb(buffer->data, 0); if (!skb) { @@ -441,7 +443,7 @@ qed_ll2_rxq_completion_gsi(struct qed_hwfn *p_hwfn, static int qed_ll2_rxq_completion_reg(struct qed_hwfn *p_hwfn, struct qed_ll2_info *p_ll2_conn, union core_rx_cqe_union *p_cqe, - unsigned long lock_flags, + unsigned long *p_lock_flags, bool b_last_cqe) { struct qed_ll2_rx_queue *p_rx = &p_ll2_conn->rx_queue; @@ -462,10 +464,10 @@ static int qed_ll2_rxq_completion_reg(struct qed_hwfn *p_hwfn, "Mismatch between active_descq and the LL2 Rx chain\n"); list_add_tail(&p_pkt->list_entry, &p_rx->free_descq);
- spin_unlock_irqrestore(&p_rx->lock, lock_flags); + spin_unlock_irqrestore(&p_rx->lock, *p_lock_flags); qed_ll2b_complete_rx_packet(p_hwfn, p_ll2_conn->my_id, p_pkt, &p_cqe->rx_cqe_fp, b_last_cqe); - spin_lock_irqsave(&p_rx->lock, lock_flags); + spin_lock_irqsave(&p_rx->lock, *p_lock_flags);
return 0; } @@ -505,7 +507,8 @@ static int qed_ll2_rxq_completion(struct qed_hwfn *p_hwfn, void *cookie) break; case CORE_RX_CQE_TYPE_REGULAR: rc = qed_ll2_rxq_completion_reg(p_hwfn, p_ll2_conn, - cqe, flags, b_last_cqe); + cqe, &flags, + b_last_cqe); break; default: rc = -EIO; diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 1d85109cb8ed..3d5d5d54c103 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -4967,7 +4967,7 @@ static int efx_ef10_set_mac_address(struct efx_nic *efx) * MCFW do not support VFs. */ rc = efx_ef10_vport_set_mac_address(efx); - } else { + } else if (rc) { efx_mcdi_display_error(efx, MC_CMD_VADAPTOR_SET_MAC, sizeof(inbuf), NULL, 0, rc); } diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index e46b1ebbbff4..7ea8ead4fd1c 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -1277,7 +1277,7 @@ static void fjes_netdev_setup(struct net_device *netdev) fjes_set_ethtool_ops(netdev); netdev->mtu = fjes_support_mtu[3]; netdev->flags |= IFF_BROADCAST; - netdev->features |= NETIF_F_HW_CSUM | NETIF_F_HW_VLAN_CTAG_FILTER; + netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; }
static void fjes_irq_watch_task(struct work_struct *work) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index dc8ccac0a01d..6d55049cd3dc 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -452,7 +452,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) struct macvlan_dev, list); else vlan = macvlan_hash_lookup(port, eth->h_dest); - if (vlan == NULL) + if (!vlan || vlan->mode == MACVLAN_MODE_SOURCE) return RX_HANDLER_PASS;
dev = vlan->dev; diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 440d5f42810f..b883af93929c 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -958,6 +958,7 @@ static __net_exit void ppp_exit_net(struct net *net) unregister_netdevice_many(&list); rtnl_unlock();
+ mutex_destroy(&pn->all_ppp_mutex); idr_destroy(&pn->units_idr); }
diff --git a/drivers/net/wimax/i2400m/usb.c b/drivers/net/wimax/i2400m/usb.c index e7f5910a6519..f8eb66ef2944 100644 --- a/drivers/net/wimax/i2400m/usb.c +++ b/drivers/net/wimax/i2400m/usb.c @@ -467,6 +467,9 @@ int i2400mu_probe(struct usb_interface *iface, struct i2400mu *i2400mu; struct usb_device *usb_dev = interface_to_usbdev(iface);
+ if (iface->cur_altsetting->desc.bNumEndpoints < 4) + return -ENODEV; + if (usb_dev->speed != USB_SPEED_HIGH) dev_err(dev, "device not connected as high speed\n");
diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c index 1fa7f844b5da..8e9480cc33e1 100644 --- a/drivers/net/wireless/ath/ath9k/tx99.c +++ b/drivers/net/wireless/ath/ath9k/tx99.c @@ -179,6 +179,9 @@ static ssize_t write_file_tx99(struct file *file, const char __user *user_buf, ssize_t len; int r;
+ if (count < 1) + return -EINVAL; + if (sc->cur_chan->nvifs > 1) return -EOPNOTSUPP;
@@ -186,6 +189,8 @@ static ssize_t write_file_tx99(struct file *file, const char __user *user_buf, if (copy_from_user(buf, user_buf, len)) return -EFAULT;
+ buf[len] = '\0'; + if (strtobool(buf, &start)) return -EINVAL;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 9789f3c5a785..f1231c0ea336 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2320,7 +2320,7 @@ iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw *hw, { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
- /* Called when we need to transmit (a) frame(s) from agg queue */ + /* Called when we need to transmit (a) frame(s) from agg or dqa queue */
iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames, tids, more_data, true); @@ -2340,7 +2340,8 @@ static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw, for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++) { struct iwl_mvm_tid_data *tid_data = &mvmsta->tid_data[tid];
- if (tid_data->state != IWL_AGG_ON && + if (!iwl_mvm_is_dqa_supported(mvm) && + tid_data->state != IWL_AGG_ON && tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA) continue;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index e64aeb4a2204..bdd1deed55a4 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -3032,7 +3032,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum ieee80211_frame_release_type reason, u16 cnt, u16 tids, bool more_data, - bool agg) + bool single_sta_queue) { struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); struct iwl_mvm_add_sta_cmd cmd = { @@ -3052,14 +3052,14 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, for_each_set_bit(tid, &_tids, IWL_MAX_TID_COUNT) cmd.awake_acs |= BIT(tid_to_ucode_ac[tid]);
- /* If we're releasing frames from aggregation queues then check if the - * all queues combined that we're releasing frames from have + /* If we're releasing frames from aggregation or dqa queues then check + * if all the queues that we're releasing frames from, combined, have: * - more frames than the service period, in which case more_data * needs to be set * - fewer than 'cnt' frames, in which case we need to adjust the * firmware command (but do that unconditionally) */ - if (agg) { + if (single_sta_queue) { int remaining = cnt; int sleep_tx_count;
@@ -3069,7 +3069,8 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, u16 n_queued;
tid_data = &mvmsta->tid_data[tid]; - if (WARN(tid_data->state != IWL_AGG_ON && + if (WARN(!iwl_mvm_is_dqa_supported(mvm) && + tid_data->state != IWL_AGG_ON && tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA, "TID %d state is %d\n", tid, tid_data->state)) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index e068d5355865..f65950e91ed5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -545,7 +545,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum ieee80211_frame_release_type reason, u16 cnt, u16 tids, bool more_data, - bool agg); + bool single_sta_queue); int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool drain); void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 092ae0024f22..7465d4db136f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -7,7 +7,7 @@ * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 Intel Deutschland GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -34,6 +34,7 @@ * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -621,8 +622,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) * values. * Note that we don't need to make sure it isn't agg'd, since we're * TXing non-sta + * For DQA mode - we shouldn't increase it though */ - atomic_inc(&mvm->pending_frames[sta_id]); + if (!iwl_mvm_is_dqa_supported(mvm)) + atomic_inc(&mvm->pending_frames[sta_id]);
return 0; } @@ -1009,11 +1012,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb,
spin_unlock(&mvmsta->lock);
- /* Increase pending frames count if this isn't AMPDU */ - if ((iwl_mvm_is_dqa_supported(mvm) && - mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_ON && - mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_STARTING) || - (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu)) + /* Increase pending frames count if this isn't AMPDU or DQA queue */ + if (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu) atomic_inc(&mvm->pending_frames[mvmsta->sta_id]);
return 0; @@ -1083,12 +1083,13 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm, lockdep_assert_held(&mvmsta->lock);
if ((tid_data->state == IWL_AGG_ON || - tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA) && + tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA || + iwl_mvm_is_dqa_supported(mvm)) && iwl_mvm_tid_queued(tid_data) == 0) { /* - * Now that this aggregation queue is empty tell mac80211 so it - * knows we no longer have frames buffered for the station on - * this TID (for the TIM bitmap calculation.) + * Now that this aggregation or DQA queue is empty tell + * mac80211 so it knows we no longer have frames buffered for + * the station on this TID (for the TIM bitmap calculation.) */ ieee80211_sta_set_buffered(sta, tid, false); } @@ -1261,7 +1262,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, u8 skb_freed = 0; u16 next_reclaimed, seq_ctl; bool is_ndp = false; - bool txq_agg = false; /* Is this TXQ aggregated */
__skb_queue_head_init(&skbs);
@@ -1287,6 +1287,10 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, info->flags |= IEEE80211_TX_STAT_ACK; break; case TX_STATUS_FAIL_DEST_PS: + /* In DQA, the FW should have stopped the queue and not + * return this status + */ + WARN_ON(iwl_mvm_is_dqa_supported(mvm)); info->flags |= IEEE80211_TX_STAT_TX_FILTERED; break; default: @@ -1391,15 +1395,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, bool send_eosp_ndp = false;
spin_lock_bh(&mvmsta->lock); - if (iwl_mvm_is_dqa_supported(mvm)) { - enum iwl_mvm_agg_state state; - - state = mvmsta->tid_data[tid].state; - txq_agg = (state == IWL_AGG_ON || - state == IWL_EMPTYING_HW_QUEUE_DELBA); - } else { - txq_agg = txq_id >= mvm->first_agg_queue; - }
if (!is_ndp) { tid_data->next_reclaimed = next_reclaimed; @@ -1456,11 +1451,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, * If the txq is not an AMPDU queue, there is no chance we freed * several skbs. Check that out... */ - if (txq_agg) + if (iwl_mvm_is_dqa_supported(mvm) || txq_id >= mvm->first_agg_queue) goto out;
/* We can't free more than one frame at once on a shared queue */ - WARN_ON(!iwl_mvm_is_dqa_supported(mvm) && (skb_freed > 1)); + WARN_ON(skb_freed > 1);
/* If we have still frames for this STA nothing to do here */ if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index fbeca065f18c..719ee5fb2626 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1619,7 +1619,8 @@ static struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid) mutex_lock(&ctrl->namespaces_mutex); list_for_each_entry(ns, &ctrl->namespaces, list) { if (ns->ns_id == nsid) { - kref_get(&ns->kref); + if (!kref_get_unless_zero(&ns->kref)) + continue; ret = ns; break; } diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index fbd6d487103f..c89d68a76f3d 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -422,6 +422,13 @@ void nvmet_sq_setup(struct nvmet_ctrl *ctrl, struct nvmet_sq *sq, ctrl->sqs[qid] = sq; }
+static void nvmet_confirm_sq(struct percpu_ref *ref) +{ + struct nvmet_sq *sq = container_of(ref, struct nvmet_sq, ref); + + complete(&sq->confirm_done); +} + void nvmet_sq_destroy(struct nvmet_sq *sq) { /* @@ -430,7 +437,8 @@ void nvmet_sq_destroy(struct nvmet_sq *sq) */ if (sq->ctrl && sq->ctrl->sqs && sq->ctrl->sqs[0] == sq) nvmet_async_events_free(sq->ctrl); - percpu_ref_kill(&sq->ref); + percpu_ref_kill_and_confirm(&sq->ref, nvmet_confirm_sq); + wait_for_completion(&sq->confirm_done); wait_for_completion(&sq->free_done); percpu_ref_exit(&sq->ref);
@@ -458,6 +466,7 @@ int nvmet_sq_init(struct nvmet_sq *sq) return ret; } init_completion(&sq->free_done); + init_completion(&sq->confirm_done);
return 0; } diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index d5df77d686b2..c8e612c1c72f 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -288,9 +288,9 @@ static struct blk_mq_ops nvme_loop_admin_mq_ops = {
static void nvme_loop_destroy_admin_queue(struct nvme_loop_ctrl *ctrl) { + nvmet_sq_destroy(&ctrl->queues[0].nvme_sq); blk_cleanup_queue(ctrl->ctrl.admin_q); blk_mq_free_tag_set(&ctrl->admin_tag_set); - nvmet_sq_destroy(&ctrl->queues[0].nvme_sq); }
static void nvme_loop_free_ctrl(struct nvme_ctrl *nctrl) diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index 7655a351320f..26b87dc843d2 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -73,6 +73,7 @@ struct nvmet_sq { u16 qid; u16 size; struct completion free_done; + struct completion confirm_done; };
/** diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index ca8ddc3fb19e..53bd32550867 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -703,11 +703,6 @@ static void nvmet_rdma_handle_command(struct nvmet_rdma_queue *queue, { u16 status;
- cmd->queue = queue; - cmd->n_rdma = 0; - cmd->req.port = queue->port; - - ib_dma_sync_single_for_cpu(queue->dev->device, cmd->cmd->sge[0].addr, cmd->cmd->sge[0].length, DMA_FROM_DEVICE); @@ -760,9 +755,12 @@ static void nvmet_rdma_recv_done(struct ib_cq *cq, struct ib_wc *wc)
cmd->queue = queue; rsp = nvmet_rdma_get_rsp(queue); + rsp->queue = queue; rsp->cmd = cmd; rsp->flags = 0; rsp->req.cmd = cmd->nvme_cmd; + rsp->req.port = queue->port; + rsp->n_rdma = 0;
if (unlikely(queue->state != NVMET_RDMA_Q_LIVE)) { unsigned long flags; diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c index 4b703492376a..00f61225386c 100644 --- a/drivers/pci/pcie/pme.c +++ b/drivers/pci/pcie/pme.c @@ -232,6 +232,9 @@ static void pcie_pme_work_fn(struct work_struct *work) break;
pcie_capability_read_dword(port, PCI_EXP_RTSTA, &rtsta); + if (rtsta == (u32) ~0) + break; + if (rtsta & PCI_EXP_RTSTA_PME) { /* * Clear PME status of the port. If there are other @@ -279,7 +282,7 @@ static irqreturn_t pcie_pme_irq(int irq, void *context) spin_lock_irqsave(&data->lock, flags); pcie_capability_read_dword(port, PCI_EXP_RTSTA, &rtsta);
- if (!(rtsta & PCI_EXP_RTSTA_PME)) { + if (rtsta == (u32) ~0 || !(rtsta & PCI_EXP_RTSTA_PME)) { spin_unlock_irqrestore(&data->lock, flags); return IRQ_NONE; } diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 60bada90cd75..a98be6db7e93 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -932,7 +932,8 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, int pass) child = pci_add_new_bus(bus, dev, max+1); if (!child) goto out; - pci_bus_insert_busn_res(child, max+1, 0xff); + pci_bus_insert_busn_res(child, max+1, + bus->busn_res.end); } max++; buses = (buses & 0xff000000) @@ -2136,6 +2137,10 @@ unsigned int pci_scan_child_bus(struct pci_bus *bus) if (bus->self && bus->self->is_hotplug_bridge && pci_hotplug_bus_size) { if (max - bus->busn_res.start < pci_hotplug_bus_size - 1) max = bus->busn_res.start + pci_hotplug_bus_size - 1; + + /* Do not allocate more buses than we have room left */ + if (max > bus->busn_res.end) + max = bus->busn_res.end; }
/* diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c index f9357e09e9b3..b6b9b5b74e30 100644 --- a/drivers/pci/remove.c +++ b/drivers/pci/remove.c @@ -19,9 +19,9 @@ static void pci_stop_dev(struct pci_dev *dev) pci_pme_active(dev, false);
if (dev->is_added) { + device_release_driver(&dev->dev); pci_proc_detach_device(dev); pci_remove_sysfs_dev_files(dev); - device_release_driver(&dev->dev); dev->is_added = 0; }
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index 671610c989b6..b0c0fa0444dd 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -26,7 +26,8 @@ config DEBUG_PINCTRL
config PINCTRL_ADI2 bool "ADI pin controller driver" - depends on BLACKFIN + depends on (BF54x || BF60x) + depends on !GPIO_ADI select PINMUX select IRQ_DOMAIN help diff --git a/drivers/platform/x86/hp_accel.c b/drivers/platform/x86/hp_accel.c index 09356684c32f..abd9d83f6009 100644 --- a/drivers/platform/x86/hp_accel.c +++ b/drivers/platform/x86/hp_accel.c @@ -240,6 +240,7 @@ static const struct dmi_system_id lis3lv02d_dmi_ids[] = { AXIS_DMI_MATCH("HDX18", "HP HDX 18", x_inverted), AXIS_DMI_MATCH("HPB432x", "HP ProBook 432", xy_rotated_left), AXIS_DMI_MATCH("HPB440G3", "HP ProBook 440 G3", x_inverted_usd), + AXIS_DMI_MATCH("HPB440G4", "HP ProBook 440 G4", x_inverted), AXIS_DMI_MATCH("HPB442x", "HP ProBook 442", xy_rotated_left), AXIS_DMI_MATCH("HPB452x", "HP ProBook 452", y_inverted), AXIS_DMI_MATCH("HPB522x", "HP ProBook 522", xy_swap), diff --git a/drivers/platform/x86/intel_punit_ipc.c b/drivers/platform/x86/intel_punit_ipc.c index a47a41fc10ad..b5b890127479 100644 --- a/drivers/platform/x86/intel_punit_ipc.c +++ b/drivers/platform/x86/intel_punit_ipc.c @@ -252,28 +252,28 @@ static int intel_punit_get_bars(struct platform_device *pdev) * - GTDRIVER_IPC BASE_IFACE */ res = platform_get_resource(pdev, IORESOURCE_MEM, 2); - if (res) { + if (res && resource_size(res) > 1) { addr = devm_ioremap_resource(&pdev->dev, res); if (!IS_ERR(addr)) punit_ipcdev->base[ISPDRIVER_IPC][BASE_DATA] = addr; }
res = platform_get_resource(pdev, IORESOURCE_MEM, 3); - if (res) { + if (res && resource_size(res) > 1) { addr = devm_ioremap_resource(&pdev->dev, res); if (!IS_ERR(addr)) punit_ipcdev->base[ISPDRIVER_IPC][BASE_IFACE] = addr; }
res = platform_get_resource(pdev, IORESOURCE_MEM, 4); - if (res) { + if (res && resource_size(res) > 1) { addr = devm_ioremap_resource(&pdev->dev, res); if (!IS_ERR(addr)) punit_ipcdev->base[GTDRIVER_IPC][BASE_DATA] = addr; }
res = platform_get_resource(pdev, IORESOURCE_MEM, 5); - if (res) { + if (res && resource_size(res) > 1) { addr = devm_ioremap_resource(&pdev->dev, res); if (!IS_ERR(addr)) punit_ipcdev->base[GTDRIVER_IPC][BASE_IFACE] = addr; diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c index 1227ceab61ee..a4b8b603c807 100644 --- a/drivers/rtc/rtc-pcf8563.c +++ b/drivers/rtc/rtc-pcf8563.c @@ -422,7 +422,7 @@ static unsigned long pcf8563_clkout_recalc_rate(struct clk_hw *hw, return 0;
buf &= PCF8563_REG_CLKO_F_MASK; - return clkout_rates[ret]; + return clkout_rates[buf]; }
static long pcf8563_clkout_round_rate(struct clk_hw *hw, unsigned long rate, diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c index 8dcd8c70c7ee..05f523971348 100644 --- a/drivers/scsi/bfa/bfad_debugfs.c +++ b/drivers/scsi/bfa/bfad_debugfs.c @@ -255,7 +255,8 @@ bfad_debugfs_write_regrd(struct file *file, const char __user *buf, struct bfad_s *bfad = port->bfad; struct bfa_s *bfa = &bfad->bfa; struct bfa_ioc_s *ioc = &bfa->ioc; - int addr, len, rc, i; + int addr, rc, i; + u32 len; u32 *regbuf; void __iomem *rb, *reg_addr; unsigned long flags; @@ -266,7 +267,7 @@ bfad_debugfs_write_regrd(struct file *file, const char __user *buf, return PTR_ERR(kern_buf);
rc = sscanf(kern_buf, "%x:%x", &addr, &len); - if (rc < 2) { + if (rc < 2 || len > (UINT_MAX >> 2)) { printk(KERN_INFO "bfad[%d]: %s failed to read user buf\n", bfad->inst_no, __func__); diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index a1d6ab76a514..99623701fc3d 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -2951,7 +2951,7 @@ static int hpsa_send_reset(struct ctlr_info *h, unsigned char *scsi3addr, /* fill_cmd can't fail here, no data buffer to map. */ (void) fill_cmd(c, reset_type, h, NULL, 0, 0, scsi3addr, TYPE_MSG); - rc = hpsa_scsi_do_simple_cmd(h, c, reply_queue, DEFAULT_TIMEOUT); + rc = hpsa_scsi_do_simple_cmd(h, c, reply_queue, NO_TIMEOUT); if (rc) { dev_warn(&h->pdev->dev, "Failed to send reset command\n"); goto out; @@ -3686,7 +3686,7 @@ static int hpsa_get_volume_status(struct ctlr_info *h, * # (integer code indicating one of several NOT READY states * describing why a volume is to be kept offline) */ -static int hpsa_volume_offline(struct ctlr_info *h, +static unsigned char hpsa_volume_offline(struct ctlr_info *h, unsigned char scsi3addr[]) { struct CommandList *c; @@ -3707,7 +3707,7 @@ static int hpsa_volume_offline(struct ctlr_info *h, DEFAULT_TIMEOUT); if (rc) { cmd_free(h, c); - return 0; + return HPSA_VPD_LV_STATUS_UNSUPPORTED; } sense = c->err_info->SenseInfo; if (c->err_info->SenseLen > sizeof(c->err_info->SenseInfo)) @@ -3718,19 +3718,13 @@ static int hpsa_volume_offline(struct ctlr_info *h, cmd_status = c->err_info->CommandStatus; scsi_status = c->err_info->ScsiStatus; cmd_free(h, c); - /* Is the volume 'not ready'? */ - if (cmd_status != CMD_TARGET_STATUS || - scsi_status != SAM_STAT_CHECK_CONDITION || - sense_key != NOT_READY || - asc != ASC_LUN_NOT_READY) { - return 0; - }
/* Determine the reason for not ready state */ ldstat = hpsa_get_volume_status(h, scsi3addr);
/* Keep volume offline in certain cases: */ switch (ldstat) { + case HPSA_LV_FAILED: case HPSA_LV_UNDERGOING_ERASE: case HPSA_LV_NOT_AVAILABLE: case HPSA_LV_UNDERGOING_RPI: @@ -3752,7 +3746,7 @@ static int hpsa_volume_offline(struct ctlr_info *h, default: break; } - return 0; + return HPSA_LV_OK; }
/* @@ -3825,10 +3819,10 @@ static int hpsa_update_device_info(struct ctlr_info *h, /* Do an inquiry to the device to see what it is. */ if (hpsa_scsi_do_inquiry(h, scsi3addr, 0, inq_buff, (unsigned char) OBDR_TAPE_INQ_SIZE) != 0) { - /* Inquiry failed (msg printed already) */ dev_err(&h->pdev->dev, - "hpsa_update_device_info: inquiry failed\n"); - rc = -EIO; + "%s: inquiry failed, device will be skipped.\n", + __func__); + rc = HPSA_INQUIRY_FAILED; goto bail_out; }
@@ -3857,15 +3851,19 @@ static int hpsa_update_device_info(struct ctlr_info *h, if ((this_device->devtype == TYPE_DISK || this_device->devtype == TYPE_ZBC) && is_logical_dev_addr_mode(scsi3addr)) { - int volume_offline; + unsigned char volume_offline;
hpsa_get_raid_level(h, scsi3addr, &this_device->raid_level); if (h->fw_support & MISC_FW_RAID_OFFLOAD_BASIC) hpsa_get_ioaccel_status(h, scsi3addr, this_device); volume_offline = hpsa_volume_offline(h, scsi3addr); - if (volume_offline < 0 || volume_offline > 0xff) - volume_offline = HPSA_VPD_LV_STATUS_UNSUPPORTED; - this_device->volume_offline = volume_offline & 0xff; + if (volume_offline == HPSA_LV_FAILED) { + rc = HPSA_LV_FAILED; + dev_err(&h->pdev->dev, + "%s: LV failed, device will be skipped.\n", + __func__); + goto bail_out; + } } else { this_device->raid_level = RAID_UNKNOWN; this_device->offload_config = 0; @@ -4353,8 +4351,7 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h) goto out; } if (rc) { - dev_warn(&h->pdev->dev, - "Inquiry failed, skipping device.\n"); + h->drv_req_rescan = 1; continue; }
@@ -5532,7 +5529,7 @@ static void hpsa_scan_complete(struct ctlr_info *h)
spin_lock_irqsave(&h->scan_lock, flags); h->scan_finished = 1; - wake_up_all(&h->scan_wait_queue); + wake_up(&h->scan_wait_queue); spin_unlock_irqrestore(&h->scan_lock, flags); }
@@ -5550,11 +5547,23 @@ static void hpsa_scan_start(struct Scsi_Host *sh) if (unlikely(lockup_detected(h))) return hpsa_scan_complete(h);
+ /* + * If a scan is already waiting to run, no need to add another + */ + spin_lock_irqsave(&h->scan_lock, flags); + if (h->scan_waiting) { + spin_unlock_irqrestore(&h->scan_lock, flags); + return; + } + + spin_unlock_irqrestore(&h->scan_lock, flags); + /* wait until any scan already in progress is finished. */ while (1) { spin_lock_irqsave(&h->scan_lock, flags); if (h->scan_finished) break; + h->scan_waiting = 1; spin_unlock_irqrestore(&h->scan_lock, flags); wait_event(h->scan_wait_queue, h->scan_finished); /* Note: We don't need to worry about a race between this @@ -5564,6 +5573,7 @@ static void hpsa_scan_start(struct Scsi_Host *sh) */ } h->scan_finished = 0; /* mark scan as in progress */ + h->scan_waiting = 0; spin_unlock_irqrestore(&h->scan_lock, flags);
if (unlikely(lockup_detected(h))) @@ -8802,6 +8812,7 @@ static int hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) init_waitqueue_head(&h->event_sync_wait_queue); mutex_init(&h->reset_mutex); h->scan_finished = 1; /* no scan currently in progress */ + h->scan_waiting = 0;
pci_set_drvdata(pdev, h); h->ndevices = 0; @@ -9094,6 +9105,8 @@ static void hpsa_remove_one(struct pci_dev *pdev) destroy_workqueue(h->rescan_ctlr_wq); destroy_workqueue(h->resubmit_wq);
+ hpsa_delete_sas_host(h); + /* * Call before disabling interrupts. * scsi_remove_host can trigger I/O operations especially @@ -9128,8 +9141,6 @@ static void hpsa_remove_one(struct pci_dev *pdev) h->lockup_detected = NULL; /* init_one 2 */ /* (void) pci_disable_pcie_error_reporting(pdev); */ /* init_one 1 */
- hpsa_delete_sas_host(h); - kfree(h); /* init_one 1 */ }
@@ -9621,9 +9632,9 @@ static void hpsa_free_sas_phy(struct hpsa_sas_phy *hpsa_sas_phy) struct sas_phy *phy = hpsa_sas_phy->phy;
sas_port_delete_phy(hpsa_sas_phy->parent_port->port, phy); - sas_phy_free(phy); if (hpsa_sas_phy->added_to_port) list_del(&hpsa_sas_phy->phy_list_entry); + sas_phy_delete(phy); kfree(hpsa_sas_phy); }
diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h index 9ea162de80dc..e16f2945f6ac 100644 --- a/drivers/scsi/hpsa.h +++ b/drivers/scsi/hpsa.h @@ -203,6 +203,7 @@ struct ctlr_info { dma_addr_t errinfo_pool_dhandle; unsigned long *cmd_pool_bits; int scan_finished; + u8 scan_waiting : 1; spinlock_t scan_lock; wait_queue_head_t scan_wait_queue;
diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h index a584cdf07058..5961705eef76 100644 --- a/drivers/scsi/hpsa_cmd.h +++ b/drivers/scsi/hpsa_cmd.h @@ -156,6 +156,7 @@ #define CFGTBL_BusType_Fibre2G 0x00000200l
/* VPD Inquiry types */ +#define HPSA_INQUIRY_FAILED 0x02 #define HPSA_VPD_SUPPORTED_PAGES 0x00 #define HPSA_VPD_LV_DEVICE_ID 0x83 #define HPSA_VPD_LV_DEVICE_GEOMETRY 0xC1 @@ -166,6 +167,7 @@ /* Logical volume states */ #define HPSA_VPD_LV_STATUS_UNSUPPORTED 0xff #define HPSA_LV_OK 0x0 +#define HPSA_LV_FAILED 0x01 #define HPSA_LV_NOT_AVAILABLE 0x0b #define HPSA_LV_UNDERGOING_ERASE 0x0F #define HPSA_LV_UNDERGOING_RPI 0x12 diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index cf04a364fd8b..2b0e61557317 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -2996,11 +2996,11 @@ static int resp_write_same(struct scsi_cmnd *scp, u64 lba, u32 num, if (-1 == ret) { write_unlock_irqrestore(&atomic_rw, iflags); return DID_ERROR << 16; - } else if (sdebug_verbose && (ret < (num * sdebug_sector_size))) + } else if (sdebug_verbose && !ndob && (ret < sdebug_sector_size)) sdev_printk(KERN_INFO, scp->device, - "%s: %s: cdb indicated=%u, IO sent=%d bytes\n", + "%s: %s: lb size=%u, IO sent=%d bytes\n", my_name, "write same", - num * sdebug_sector_size, ret); + sdebug_sector_size, ret);
/* Copy first sector to remaining blocks */ for (i = 1 ; i < num ; i++) diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index 246456925335..26e6b05d05fc 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -160,7 +160,7 @@ static struct { {"DGC", "RAID", NULL, BLIST_SPARSELUN}, /* Dell PV 650F, storage on LUN 0 */ {"DGC", "DISK", NULL, BLIST_SPARSELUN}, /* Dell PV 650F, no storage on LUN 0 */ {"EMC", "Invista", "*", BLIST_SPARSELUN | BLIST_LARGELUN}, - {"EMC", "SYMMETRIX", NULL, BLIST_SPARSELUN | BLIST_LARGELUN | BLIST_FORCELUN}, + {"EMC", "SYMMETRIX", NULL, BLIST_SPARSELUN | BLIST_LARGELUN | BLIST_REPORTLUN2}, {"EMULEX", "MD21/S2 ESDI", NULL, BLIST_SINGLELUN}, {"easyRAID", "16P", NULL, BLIST_NOREPORTLUN}, {"easyRAID", "X6P", NULL, BLIST_NOREPORTLUN}, diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 09fa1fd0c4ce..ace56c5e61e1 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -234,11 +234,15 @@ manage_start_stop_store(struct device *dev, struct device_attribute *attr, { struct scsi_disk *sdkp = to_scsi_disk(dev); struct scsi_device *sdp = sdkp->device; + bool v;
if (!capable(CAP_SYS_ADMIN)) return -EACCES;
- sdp->manage_start_stop = simple_strtoul(buf, NULL, 10); + if (kstrtobool(buf, &v)) + return -EINVAL; + + sdp->manage_start_stop = v;
return count; } @@ -256,6 +260,7 @@ static ssize_t allow_restart_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { + bool v; struct scsi_disk *sdkp = to_scsi_disk(dev); struct scsi_device *sdp = sdkp->device;
@@ -265,7 +270,10 @@ allow_restart_store(struct device *dev, struct device_attribute *attr, if (sdp->type != TYPE_DISK) return -EINVAL;
- sdp->allow_restart = simple_strtoul(buf, NULL, 10); + if (kstrtobool(buf, &v)) + return -EINVAL; + + sdp->allow_restart = v;
return count; } diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index a5f10936fb9c..e929f5142862 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -522,7 +522,7 @@ struct pmic_wrapper_type { u32 int_en_all; u32 spi_w; u32 wdt_src; - int has_bridge:1; + unsigned int has_bridge:1; int (*init_reg_clock)(struct pmic_wrapper *wrp); int (*init_soc_specific)(struct pmic_wrapper *wrp); }; diff --git a/drivers/staging/rtl8188eu/core/rtw_cmd.c b/drivers/staging/rtl8188eu/core/rtw_cmd.c index f1f4788dbd86..6051a7ba0797 100644 --- a/drivers/staging/rtl8188eu/core/rtw_cmd.c +++ b/drivers/staging/rtl8188eu/core/rtw_cmd.c @@ -342,7 +342,7 @@ u8 rtw_createbss_cmd(struct adapter *padapter) else RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, (" createbss for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
- pcmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + pcmd = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (!pcmd) { res = _FAIL; goto exit; @@ -522,7 +522,7 @@ u8 rtw_disassoc_cmd(struct adapter *padapter, u32 deauth_timeout_ms, bool enqueu
if (enqueue) { /* need enqueue, prepare cmd_obj and enqueue */ - cmdobj = kzalloc(sizeof(*cmdobj), GFP_KERNEL); + cmdobj = kzalloc(sizeof(*cmdobj), GFP_ATOMIC); if (!cmdobj) { res = _FAIL; kfree(param); diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index f109eeac358d..ab96629b7889 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1698,10 +1698,11 @@ static int vt6655_suspend(struct pci_dev *pcid, pm_message_t state) MACbShutdown(priv);
pci_disable_device(pcid); - pci_set_power_state(pcid, pci_choose_state(pcid, state));
spin_unlock_irqrestore(&priv->lock, flags);
+ pci_set_power_state(pcid, pci_choose_state(pcid, state)); + return 0; }
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 0d578297d9f9..72e926d9868f 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -841,6 +841,7 @@ static int iscsit_add_reject_from_cmd( unsigned char *buf) { struct iscsi_conn *conn; + const bool do_put = cmd->se_cmd.se_tfo != NULL;
if (!cmd->conn) { pr_err("cmd->conn is NULL for ITT: 0x%08x\n", @@ -871,7 +872,7 @@ static int iscsit_add_reject_from_cmd( * Perform the kref_put now if se_cmd has already been setup by * scsit_setup_scsi_cmd() */ - if (cmd->se_cmd.se_tfo != NULL) { + if (do_put) { pr_debug("iscsi reject: calling target_put_sess_cmd >>>>>>\n"); target_put_sess_cmd(&cmd->se_cmd); } diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 9cbbc9cf63fb..8a4bc15bc3f5 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1144,7 +1144,7 @@ static struct se_portal_group *lio_target_tiqn_addtpg(
ret = core_tpg_register(wwn, &tpg->tpg_se_tpg, SCSI_PROTOCOL_ISCSI); if (ret < 0) - return NULL; + goto free_out;
ret = iscsit_tpg_add_portal_group(tiqn, tpg); if (ret != 0) @@ -1156,6 +1156,7 @@ static struct se_portal_group *lio_target_tiqn_addtpg( return &tpg->tpg_se_tpg; out: core_tpg_deregister(&tpg->tpg_se_tpg); +free_out: kfree(tpg); return NULL; } diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index 4c82bbe19003..ee5b29aed54b 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -1010,7 +1010,7 @@ static void core_alua_queue_state_change_ua(struct t10_alua_tg_pt_gp *tg_pt_gp) static void core_alua_do_transition_tg_pt_work(struct work_struct *work) { struct t10_alua_tg_pt_gp *tg_pt_gp = container_of(work, - struct t10_alua_tg_pt_gp, tg_pt_gp_transition_work.work); + struct t10_alua_tg_pt_gp, tg_pt_gp_transition_work); struct se_device *dev = tg_pt_gp->tg_pt_gp_dev; bool explicit = (tg_pt_gp->tg_pt_gp_alua_access_status == ALUA_STATUS_ALTERED_BY_EXPLICIT_STPG); @@ -1073,17 +1073,8 @@ static int core_alua_do_transition_tg_pt( /* * Flush any pending transitions */ - if (!explicit && tg_pt_gp->tg_pt_gp_implicit_trans_secs && - atomic_read(&tg_pt_gp->tg_pt_gp_alua_access_state) == - ALUA_ACCESS_STATE_TRANSITION) { - /* Just in case */ - tg_pt_gp->tg_pt_gp_alua_pending_state = new_state; - tg_pt_gp->tg_pt_gp_transition_complete = &wait; - flush_delayed_work(&tg_pt_gp->tg_pt_gp_transition_work); - wait_for_completion(&wait); - tg_pt_gp->tg_pt_gp_transition_complete = NULL; - return 0; - } + if (!explicit) + flush_work(&tg_pt_gp->tg_pt_gp_transition_work);
/* * Save the old primary ALUA access state, and set the current state @@ -1114,17 +1105,9 @@ static int core_alua_do_transition_tg_pt( atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); spin_unlock(&dev->t10_alua.tg_pt_gps_lock);
- if (!explicit && tg_pt_gp->tg_pt_gp_implicit_trans_secs) { - unsigned long transition_tmo; - - transition_tmo = tg_pt_gp->tg_pt_gp_implicit_trans_secs * HZ; - queue_delayed_work(tg_pt_gp->tg_pt_gp_dev->tmr_wq, - &tg_pt_gp->tg_pt_gp_transition_work, - transition_tmo); - } else { + schedule_work(&tg_pt_gp->tg_pt_gp_transition_work); + if (explicit) { tg_pt_gp->tg_pt_gp_transition_complete = &wait; - queue_delayed_work(tg_pt_gp->tg_pt_gp_dev->tmr_wq, - &tg_pt_gp->tg_pt_gp_transition_work, 0); wait_for_completion(&wait); tg_pt_gp->tg_pt_gp_transition_complete = NULL; } @@ -1692,8 +1675,8 @@ struct t10_alua_tg_pt_gp *core_alua_allocate_tg_pt_gp(struct se_device *dev, mutex_init(&tg_pt_gp->tg_pt_gp_md_mutex); spin_lock_init(&tg_pt_gp->tg_pt_gp_lock); atomic_set(&tg_pt_gp->tg_pt_gp_ref_cnt, 0); - INIT_DELAYED_WORK(&tg_pt_gp->tg_pt_gp_transition_work, - core_alua_do_transition_tg_pt_work); + INIT_WORK(&tg_pt_gp->tg_pt_gp_transition_work, + core_alua_do_transition_tg_pt_work); tg_pt_gp->tg_pt_gp_dev = dev; atomic_set(&tg_pt_gp->tg_pt_gp_alua_access_state, ALUA_ACCESS_STATE_ACTIVE_OPTIMIZED); @@ -1801,7 +1784,7 @@ void core_alua_free_tg_pt_gp( dev->t10_alua.alua_tg_pt_gps_counter--; spin_unlock(&dev->t10_alua.tg_pt_gps_lock);
- flush_delayed_work(&tg_pt_gp->tg_pt_gp_transition_work); + flush_work(&tg_pt_gp->tg_pt_gp_transition_work);
/* * Allow a struct t10_alua_tg_pt_gp_member * referenced by diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 29f807b29e74..97928b42ad62 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -466,6 +466,10 @@ fd_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb) struct inode *inode = file->f_mapping->host; int ret;
+ if (!nolb) { + return 0; + } + if (cmd->se_dev->dev_attrib.pi_prot_type) { ret = fd_do_prot_unmap(cmd, lba, nolb); if (ret) diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 47463c99c318..df20921c233c 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -56,8 +56,10 @@ void core_pr_dump_initiator_port( char *buf, u32 size) { - if (!pr_reg->isid_present_at_reg) + if (!pr_reg->isid_present_at_reg) { buf[0] = '\0'; + return; + }
snprintf(buf, size, ",i,0x%s", pr_reg->pr_reg_isid); } diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c index bcef2e7c4ec9..1eea63caa451 100644 --- a/drivers/thermal/step_wise.c +++ b/drivers/thermal/step_wise.c @@ -31,8 +31,7 @@ * If the temperature is higher than a trip point, * a. if the trend is THERMAL_TREND_RAISING, use higher cooling * state for this trip point - * b. if the trend is THERMAL_TREND_DROPPING, use lower cooling - * state for this trip point + * b. if the trend is THERMAL_TREND_DROPPING, do nothing * c. if the trend is THERMAL_TREND_RAISE_FULL, use upper limit * for this trip point * d. if the trend is THERMAL_TREND_DROP_FULL, use lower limit @@ -94,9 +93,11 @@ static unsigned long get_target_state(struct thermal_instance *instance, if (!throttle) next_target = THERMAL_NO_TARGET; } else { - next_target = cur_state - 1; - if (next_target > instance->upper) - next_target = instance->upper; + if (!throttle) { + next_target = cur_state - 1; + if (next_target > instance->upper) + next_target = instance->upper; + } } break; case THERMAL_TREND_DROP_FULL: diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 68947f6de5ad..b0500a0a87b8 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -271,10 +271,13 @@ const struct file_operations tty_ldiscs_proc_fops = {
struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *tty) { + struct tty_ldisc *ld; + ldsem_down_read(&tty->ldisc_sem, MAX_SCHEDULE_TIMEOUT); - if (!tty->ldisc) + ld = tty->ldisc; + if (!ld) ldsem_up_read(&tty->ldisc_sem); - return tty->ldisc; + return ld; } EXPORT_SYMBOL_GPL(tty_ldisc_ref_wait);
@@ -488,41 +491,6 @@ static void tty_ldisc_close(struct tty_struct *tty, struct tty_ldisc *ld) tty_ldisc_debug(tty, "%p: closed\n", ld); }
-/** - * tty_ldisc_restore - helper for tty ldisc change - * @tty: tty to recover - * @old: previous ldisc - * - * Restore the previous line discipline or N_TTY when a line discipline - * change fails due to an open error - */ - -static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old) -{ - struct tty_ldisc *new_ldisc; - int r; - - /* There is an outstanding reference here so this is safe */ - old = tty_ldisc_get(tty, old->ops->num); - WARN_ON(IS_ERR(old)); - tty->ldisc = old; - tty_set_termios_ldisc(tty, old->ops->num); - if (tty_ldisc_open(tty, old) < 0) { - tty_ldisc_put(old); - /* This driver is always present */ - new_ldisc = tty_ldisc_get(tty, N_TTY); - if (IS_ERR(new_ldisc)) - panic("n_tty: get"); - tty->ldisc = new_ldisc; - tty_set_termios_ldisc(tty, N_TTY); - r = tty_ldisc_open(tty, new_ldisc); - if (r < 0) - panic("Couldn't open N_TTY ldisc for " - "%s --- error %d.", - tty_name(tty), r); - } -} - /** * tty_set_ldisc - set line discipline * @tty: the terminal to set @@ -536,12 +504,7 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
int tty_set_ldisc(struct tty_struct *tty, int disc) { - int retval; - struct tty_ldisc *old_ldisc, *new_ldisc; - - new_ldisc = tty_ldisc_get(tty, disc); - if (IS_ERR(new_ldisc)) - return PTR_ERR(new_ldisc); + int retval, old_disc;
tty_lock(tty); retval = tty_ldisc_lock(tty, 5 * HZ); @@ -554,7 +517,8 @@ int tty_set_ldisc(struct tty_struct *tty, int disc) }
/* Check the no-op case */ - if (tty->ldisc->ops->num == disc) + old_disc = tty->ldisc->ops->num; + if (old_disc == disc) goto out;
if (test_bit(TTY_HUPPED, &tty->flags)) { @@ -563,34 +527,25 @@ int tty_set_ldisc(struct tty_struct *tty, int disc) goto out; }
- old_ldisc = tty->ldisc; - - /* Shutdown the old discipline. */ - tty_ldisc_close(tty, old_ldisc); - - /* Now set up the new line discipline. */ - tty->ldisc = new_ldisc; - tty_set_termios_ldisc(tty, disc); - - retval = tty_ldisc_open(tty, new_ldisc); + retval = tty_ldisc_reinit(tty, disc); if (retval < 0) { /* Back to the old one or N_TTY if we can't */ - tty_ldisc_put(new_ldisc); - tty_ldisc_restore(tty, old_ldisc); + if (tty_ldisc_reinit(tty, old_disc) < 0) { + pr_err("tty: TIOCSETD failed, reinitializing N_TTY\n"); + if (tty_ldisc_reinit(tty, N_TTY) < 0) { + /* At this point we have tty->ldisc == NULL. */ + pr_err("tty: reinitializing N_TTY failed\n"); + } + } }
- if (tty->ldisc->ops->num != old_ldisc->ops->num && tty->ops->set_ldisc) { + if (tty->ldisc && tty->ldisc->ops->num != old_disc && + tty->ops->set_ldisc) { down_read(&tty->termios_rwsem); tty->ops->set_ldisc(tty); up_read(&tty->termios_rwsem); }
- /* At this point we hold a reference to the new ldisc and a - reference to the old ldisc, or we hold two references to - the old ldisc (if it was restored as part of error cleanup - above). In either case, releasing a single reference from - the old ldisc is correct. */ - new_ldisc = old_ldisc; out: tty_ldisc_unlock(tty);
@@ -598,7 +553,6 @@ int tty_set_ldisc(struct tty_struct *tty, int disc) already running */ tty_buffer_restart_work(tty->port); err: - tty_ldisc_put(new_ldisc); /* drop the extra reference */ tty_unlock(tty); return retval; } @@ -659,10 +613,8 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc) int retval;
ld = tty_ldisc_get(tty, disc); - if (IS_ERR(ld)) { - BUG_ON(disc == N_TTY); + if (IS_ERR(ld)) return PTR_ERR(ld); - }
if (tty->ldisc) { tty_ldisc_close(tty, tty->ldisc); @@ -674,10 +626,8 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc) tty_set_termios_ldisc(tty, disc); retval = tty_ldisc_open(tty, tty->ldisc); if (retval) { - if (!WARN_ON(disc == N_TTY)) { - tty_ldisc_put(tty->ldisc); - tty->ldisc = NULL; - } + tty_ldisc_put(tty->ldisc); + tty->ldisc = NULL; } return retval; } diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 5ebe04d3598b..ba9b29bc441f 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -550,6 +550,9 @@ static int usb_parse_configuration(struct usb_device *dev, int cfgidx, unsigned iad_num = 0;
memcpy(&config->desc, buffer, USB_DT_CONFIG_SIZE); + nintf = nintf_orig = config->desc.bNumInterfaces; + config->desc.bNumInterfaces = 0; // Adjusted later + if (config->desc.bDescriptorType != USB_DT_CONFIG || config->desc.bLength < USB_DT_CONFIG_SIZE || config->desc.bLength > size) { @@ -563,7 +566,6 @@ static int usb_parse_configuration(struct usb_device *dev, int cfgidx, buffer += config->desc.bLength; size -= config->desc.bLength;
- nintf = nintf_orig = config->desc.bNumInterfaces; if (nintf > USB_MAXINTERFACES) { dev_warn(ddev, "config %d has too many interfaces: %d, " "using maximum allowed: %d\n", diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index a3ecd8bd5324..82eea55a7b5c 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1032,10 +1032,9 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id, return 0; }
- xhci->devs[slot_id] = kzalloc(sizeof(*xhci->devs[slot_id]), flags); - if (!xhci->devs[slot_id]) + dev = kzalloc(sizeof(*dev), flags); + if (!dev) return 0; - dev = xhci->devs[slot_id];
/* Allocate the (output) device context that will be used in the HC. */ dev->out_ctx = xhci_alloc_container_ctx(xhci, XHCI_CTX_TYPE_DEVICE, flags); @@ -1083,9 +1082,17 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id, &xhci->dcbaa->dev_context_ptrs[slot_id], le64_to_cpu(xhci->dcbaa->dev_context_ptrs[slot_id]));
+ xhci->devs[slot_id] = dev; + return 1; fail: - xhci_free_virt_device(xhci, slot_id); + + if (dev->in_ctx) + xhci_free_container_ctx(xhci, dev->in_ctx); + if (dev->out_ctx) + xhci_free_container_ctx(xhci, dev->out_ctx); + kfree(dev); + return 0; }
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index f2365a47fa4a..ce9e457e60c3 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -632,13 +632,13 @@ static int xhci_mtk_probe(struct platform_device *pdev) goto power_off_phys; }
- if (HCC_MAX_PSA(xhci->hcc_params) >= 4) - xhci->shared_hcd->can_do_streams = 1; - ret = usb_add_hcd(hcd, irq, IRQF_SHARED); if (ret) goto put_usb3_hcd;
+ if (HCC_MAX_PSA(xhci->hcc_params) >= 4) + xhci->shared_hcd->can_do_streams = 1; + ret = usb_add_hcd(xhci->shared_hcd, irq, IRQF_SHARED); if (ret) goto dealloc_usb2_hcd; diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 63735b5310bb..89a14d5f6ad8 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -3132,7 +3132,7 @@ static u32 xhci_td_remainder(struct xhci_hcd *xhci, int transferred, { u32 maxp, total_packet_count;
- /* MTK xHCI is mostly 0.97 but contains some features from 1.0 */ + /* MTK xHCI 0.96 contains some features from 1.0 */ if (xhci->hci_version < 0x100 && !(xhci->quirks & XHCI_MTK_HOST)) return ((td_total_len - transferred) >> 10);
@@ -3141,8 +3141,8 @@ static u32 xhci_td_remainder(struct xhci_hcd *xhci, int transferred, trb_buff_len == td_total_len) return 0;
- /* for MTK xHCI, TD size doesn't include this TRB */ - if (xhci->quirks & XHCI_MTK_HOST) + /* for MTK xHCI 0.96, TD size include this TRB, but not in 1.x */ + if ((xhci->quirks & XHCI_MTK_HOST) && (xhci->hci_version < 0x100)) trb_buff_len = 0;
maxp = GET_MAX_PACKET(usb_endpoint_maxp(&urb->ep->desc)); diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index bacee0fd4dd3..ea5bad49394b 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -302,7 +302,15 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci) musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE; portstate(musb->port1_status |= USB_PORT_STAT_POWER); del_timer(&otg_workaround); - } else { + } else if (!(musb->int_usb & MUSB_INTR_BABBLE)){ + /* + * When babble condition happens, drvvbus interrupt + * is also generated. Ignore this drvvbus interrupt + * and let babble interrupt handler recovers the + * controller; otherwise, the host-mode flag is lost + * due to the MUSB_DEV_MODE() call below and babble + * recovery logic will not called. + */ musb->is_active = 0; MUSB_DEV_MODE(musb); otg->default_a = 0; diff --git a/drivers/usb/phy/phy-isp1301.c b/drivers/usb/phy/phy-isp1301.c index db68156568e6..b3b33cf7ddf6 100644 --- a/drivers/usb/phy/phy-isp1301.c +++ b/drivers/usb/phy/phy-isp1301.c @@ -33,6 +33,12 @@ static const struct i2c_device_id isp1301_id[] = { }; MODULE_DEVICE_TABLE(i2c, isp1301_id);
+static const struct of_device_id isp1301_of_match[] = { + {.compatible = "nxp,isp1301" }, + { }, +}; +MODULE_DEVICE_TABLE(of, isp1301_of_match); + static struct i2c_client *isp1301_i2c_client;
static int __isp1301_write(struct isp1301 *isp, u8 reg, u8 value, u8 clear) @@ -130,6 +136,7 @@ static int isp1301_remove(struct i2c_client *client) static struct i2c_driver isp1301_driver = { .driver = { .name = DRV_NAME, + .of_match_table = of_match_ptr(isp1301_of_match), }, .probe = isp1301_probe, .remove = isp1301_remove, diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 2572fd5cd2bb..b605115eb47a 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -2113,6 +2113,13 @@ UNUSUAL_DEV( 0x152d, 0x0567, 0x0114, 0x0116, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_BROKEN_FUA ),
+/* Reported by David Kozub zub@linux.fjfi.cvut.cz */ +UNUSUAL_DEV(0x152d, 0x0578, 0x0000, 0x9999, + "JMicron", + "JMS567", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_BROKEN_FUA), + /* * Reported by Alexandre Oliva oliva@lsd.ic.unicamp.br * JMicron responds to USN and several other SCSI ioctls with a diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index cde115359793..9f356f7cf7d5 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -142,6 +142,13 @@ UNUSUAL_DEV(0x152d, 0x0567, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_BROKEN_FUA | US_FL_NO_REPORT_OPCODES),
+/* Reported-by: David Kozub zub@linux.fjfi.cvut.cz */ +UNUSUAL_DEV(0x152d, 0x0578, 0x0000, 0x9999, + "JMicron", + "JMS567", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_BROKEN_FUA), + /* Reported-by: Hans de Goede hdegoede@redhat.com */ UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999, "VIA", diff --git a/drivers/usb/usbip/stub_rx.c b/drivers/usb/usbip/stub_rx.c index 191b176ffedf..283a9be77a22 100644 --- a/drivers/usb/usbip/stub_rx.c +++ b/drivers/usb/usbip/stub_rx.c @@ -336,23 +336,34 @@ static struct stub_priv *stub_priv_alloc(struct stub_device *sdev, return priv; }
-static int get_pipe(struct stub_device *sdev, int epnum, int dir) +static int get_pipe(struct stub_device *sdev, struct usbip_header *pdu) { struct usb_device *udev = sdev->udev; struct usb_host_endpoint *ep; struct usb_endpoint_descriptor *epd = NULL; + int epnum = pdu->base.ep; + int dir = pdu->base.direction; + + if (epnum < 0 || epnum > 15) + goto err_ret;
if (dir == USBIP_DIR_IN) ep = udev->ep_in[epnum & 0x7f]; else ep = udev->ep_out[epnum & 0x7f]; - if (!ep) { - dev_err(&sdev->udev->dev, "no such endpoint?, %d\n", - epnum); - BUG(); - } + if (!ep) + goto err_ret;
epd = &ep->desc; + + /* validate transfer_buffer_length */ + if (pdu->u.cmd_submit.transfer_buffer_length > INT_MAX) { + dev_err(&sdev->udev->dev, + "CMD_SUBMIT: -EMSGSIZE transfer_buffer_length %d\n", + pdu->u.cmd_submit.transfer_buffer_length); + return -1; + } + if (usb_endpoint_xfer_control(epd)) { if (dir == USBIP_DIR_OUT) return usb_sndctrlpipe(udev, epnum); @@ -375,15 +386,31 @@ static int get_pipe(struct stub_device *sdev, int epnum, int dir) }
if (usb_endpoint_xfer_isoc(epd)) { + /* validate packet size and number of packets */ + unsigned int maxp, packets, bytes; + + maxp = usb_endpoint_maxp(epd); + maxp *= usb_endpoint_maxp_mult(epd); + bytes = pdu->u.cmd_submit.transfer_buffer_length; + packets = DIV_ROUND_UP(bytes, maxp); + + if (pdu->u.cmd_submit.number_of_packets < 0 || + pdu->u.cmd_submit.number_of_packets > packets) { + dev_err(&sdev->udev->dev, + "CMD_SUBMIT: isoc invalid num packets %d\n", + pdu->u.cmd_submit.number_of_packets); + return -1; + } if (dir == USBIP_DIR_OUT) return usb_sndisocpipe(udev, epnum); else return usb_rcvisocpipe(udev, epnum); }
+err_ret: /* NOT REACHED */ - dev_err(&sdev->udev->dev, "get pipe, epnum %d\n", epnum); - return 0; + dev_err(&sdev->udev->dev, "CMD_SUBMIT: invalid epnum %d\n", epnum); + return -1; }
static void masking_bogus_flags(struct urb *urb) @@ -447,7 +474,10 @@ static void stub_recv_cmd_submit(struct stub_device *sdev, struct stub_priv *priv; struct usbip_device *ud = &sdev->ud; struct usb_device *udev = sdev->udev; - int pipe = get_pipe(sdev, pdu->base.ep, pdu->base.direction); + int pipe = get_pipe(sdev, pdu); + + if (pipe == -1) + return;
priv = stub_priv_alloc(sdev, pdu); if (!priv) @@ -466,7 +496,8 @@ static void stub_recv_cmd_submit(struct stub_device *sdev, }
/* allocate urb transfer buffer, if needed */ - if (pdu->u.cmd_submit.transfer_buffer_length > 0) { + if (pdu->u.cmd_submit.transfer_buffer_length > 0 && + pdu->u.cmd_submit.transfer_buffer_length <= INT_MAX) { priv->urb->transfer_buffer = kzalloc(pdu->u.cmd_submit.transfer_buffer_length, GFP_KERNEL); diff --git a/drivers/usb/usbip/stub_tx.c b/drivers/usb/usbip/stub_tx.c index be50cef645d8..87ff94be4235 100644 --- a/drivers/usb/usbip/stub_tx.c +++ b/drivers/usb/usbip/stub_tx.c @@ -181,6 +181,13 @@ static int stub_send_ret_submit(struct stub_device *sdev) memset(&pdu_header, 0, sizeof(pdu_header)); memset(&msg, 0, sizeof(msg));
+ if (urb->actual_length > 0 && !urb->transfer_buffer) { + dev_err(&sdev->udev->dev, + "urb: actual_length %d transfer_buffer null\n", + urb->actual_length); + return -1; + } + if (usb_pipetype(urb->pipe) == PIPE_ISOCHRONOUS) iovnum = 2 + urb->number_of_packets; else diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c index 6c2b2ca4a909..44c2be15a08b 100644 --- a/drivers/video/fbdev/au1200fb.c +++ b/drivers/video/fbdev/au1200fb.c @@ -1681,8 +1681,10 @@ static int au1200fb_drv_probe(struct platform_device *dev)
fbi = framebuffer_alloc(sizeof(struct au1200fb_device), &dev->dev); - if (!fbi) + if (!fbi) { + ret = -ENOMEM; goto failed; + }
_au1200fb_infos[plane] = fbi; fbdev = fbi->par; @@ -1700,7 +1702,8 @@ static int au1200fb_drv_probe(struct platform_device *dev) if (!fbdev->fb_mem) { print_err("fail to allocate frambuffer (size: %dK))", fbdev->fb_len / 1024); - return -ENOMEM; + ret = -ENOMEM; + goto failed; }
/* diff --git a/drivers/video/fbdev/controlfb.h b/drivers/video/fbdev/controlfb.h index 6026c60fc100..261522fabdac 100644 --- a/drivers/video/fbdev/controlfb.h +++ b/drivers/video/fbdev/controlfb.h @@ -141,5 +141,7 @@ static struct max_cmodes control_mac_modes[] = { {{ 1, 2}}, /* 1152x870, 75Hz */ {{ 0, 1}}, /* 1280x960, 75Hz */ {{ 0, 1}}, /* 1280x1024, 75Hz */ + {{ 1, 2}}, /* 1152x768, 60Hz */ + {{ 0, 1}}, /* 1600x1024, 60Hz */ };
diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index e9c2f7ba3c8e..53326badfb61 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -769,11 +769,11 @@ static int dlfb_get_edid(struct dlfb_data *dev, char *edid, int len)
for (i = 0; i < len; i++) { ret = usb_control_msg(dev->udev, - usb_rcvctrlpipe(dev->udev, 0), (0x02), - (0x80 | (0x02 << 5)), i << 8, 0xA1, rbuf, 2, - HZ); - if (ret < 1) { - pr_err("Read EDID byte %d failed err %x\n", i, ret); + usb_rcvctrlpipe(dev->udev, 0), 0x02, + (0x80 | (0x02 << 5)), i << 8, 0xA1, + rbuf, 2, USB_CTRL_GET_TIMEOUT); + if (ret < 2) { + pr_err("Read EDID byte %d failed: %d\n", i, ret); i--; break; } diff --git a/fs/afs/callback.c b/fs/afs/callback.c index 1e9d2f84e5b5..1592dc613200 100644 --- a/fs/afs/callback.c +++ b/fs/afs/callback.c @@ -362,7 +362,7 @@ static void afs_callback_updater(struct work_struct *work) { struct afs_server *server; struct afs_vnode *vnode, *xvnode; - time_t now; + time64_t now; long timeout; int ret;
@@ -370,7 +370,7 @@ static void afs_callback_updater(struct work_struct *work)
_enter("");
- now = get_seconds(); + now = ktime_get_real_seconds();
/* find the first vnode to update */ spin_lock(&server->cb_lock); @@ -424,7 +424,8 @@ static void afs_callback_updater(struct work_struct *work)
/* and then reschedule */ _debug("reschedule"); - vnode->update_at = get_seconds() + afs_vnode_update_timeout; + vnode->update_at = ktime_get_real_seconds() + + afs_vnode_update_timeout;
spin_lock(&server->cb_lock);
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c index 8d2c5180e015..168f2a4d1180 100644 --- a/fs/afs/cmservice.c +++ b/fs/afs/cmservice.c @@ -168,7 +168,6 @@ static int afs_deliver_cb_callback(struct afs_call *call) struct afs_callback *cb; struct afs_server *server; __be32 *bp; - u32 tmp; int ret, loop;
_enter("{%u}", call->unmarshall); @@ -230,9 +229,9 @@ static int afs_deliver_cb_callback(struct afs_call *call) if (ret < 0) return ret;
- tmp = ntohl(call->tmp); - _debug("CB count: %u", tmp); - if (tmp != call->count && tmp != 0) + call->count2 = ntohl(call->tmp); + _debug("CB count: %u", call->count2); + if (call->count2 != call->count && call->count2 != 0) return -EBADMSG; call->offset = 0; call->unmarshall++; @@ -240,14 +239,14 @@ static int afs_deliver_cb_callback(struct afs_call *call) case 4: _debug("extract CB array"); ret = afs_extract_data(call, call->buffer, - call->count * 3 * 4, false); + call->count2 * 3 * 4, false); if (ret < 0) return ret;
_debug("unmarshall CB array"); cb = call->request; bp = call->buffer; - for (loop = call->count; loop > 0; loop--, cb++) { + for (loop = call->count2; loop > 0; loop--, cb++) { cb->version = ntohl(*bp++); cb->expiry = ntohl(*bp++); cb->type = ntohl(*bp++); diff --git a/fs/afs/file.c b/fs/afs/file.c index 6344aee4ac4b..72372970725b 100644 --- a/fs/afs/file.c +++ b/fs/afs/file.c @@ -29,6 +29,7 @@ static int afs_readpages(struct file *filp, struct address_space *mapping,
const struct file_operations afs_file_operations = { .open = afs_open, + .flush = afs_flush, .release = afs_release, .llseek = generic_file_llseek, .read_iter = generic_file_read_iter, diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c index 31c616ab9b40..88e440607ed7 100644 --- a/fs/afs/fsclient.c +++ b/fs/afs/fsclient.c @@ -105,7 +105,7 @@ static void xdr_decode_AFSFetchStatus(const __be32 **_bp, vnode->vfs_inode.i_mode = mode; }
- vnode->vfs_inode.i_ctime.tv_sec = status->mtime_server; + vnode->vfs_inode.i_ctime.tv_sec = status->mtime_client; vnode->vfs_inode.i_mtime = vnode->vfs_inode.i_ctime; vnode->vfs_inode.i_atime = vnode->vfs_inode.i_ctime; vnode->vfs_inode.i_version = data_version; @@ -139,7 +139,7 @@ static void xdr_decode_AFSCallBack(const __be32 **_bp, struct afs_vnode *vnode) vnode->cb_version = ntohl(*bp++); vnode->cb_expiry = ntohl(*bp++); vnode->cb_type = ntohl(*bp++); - vnode->cb_expires = vnode->cb_expiry + get_seconds(); + vnode->cb_expires = vnode->cb_expiry + ktime_get_real_seconds(); *_bp = bp; }
@@ -676,8 +676,8 @@ int afs_fs_create(struct afs_server *server, memset(bp, 0, padsz); bp = (void *) bp + padsz; } - *bp++ = htonl(AFS_SET_MODE); - *bp++ = 0; /* mtime */ + *bp++ = htonl(AFS_SET_MODE | AFS_SET_MTIME); + *bp++ = htonl(vnode->vfs_inode.i_mtime.tv_sec); /* mtime */ *bp++ = 0; /* owner */ *bp++ = 0; /* group */ *bp++ = htonl(mode & S_IALLUGO); /* unix mode */ @@ -945,8 +945,8 @@ int afs_fs_symlink(struct afs_server *server, memset(bp, 0, c_padsz); bp = (void *) bp + c_padsz; } - *bp++ = htonl(AFS_SET_MODE); - *bp++ = 0; /* mtime */ + *bp++ = htonl(AFS_SET_MODE | AFS_SET_MTIME); + *bp++ = htonl(vnode->vfs_inode.i_mtime.tv_sec); /* mtime */ *bp++ = 0; /* owner */ *bp++ = 0; /* group */ *bp++ = htonl(S_IRWXUGO); /* unix mode */ @@ -1145,8 +1145,8 @@ static int afs_fs_store_data64(struct afs_server *server, *bp++ = htonl(vnode->fid.vnode); *bp++ = htonl(vnode->fid.unique);
- *bp++ = 0; /* mask */ - *bp++ = 0; /* mtime */ + *bp++ = htonl(AFS_SET_MTIME); /* mask */ + *bp++ = htonl(vnode->vfs_inode.i_mtime.tv_sec); /* mtime */ *bp++ = 0; /* owner */ *bp++ = 0; /* group */ *bp++ = 0; /* unix mode */ @@ -1178,7 +1178,7 @@ int afs_fs_store_data(struct afs_server *server, struct afs_writeback *wb, _enter(",%x,{%x:%u},,", key_serial(wb->key), vnode->fid.vid, vnode->fid.vnode);
- size = to - offset; + size = (loff_t)to - (loff_t)offset; if (first != last) size += (loff_t)(last - first) << PAGE_SHIFT; pos = (loff_t)first << PAGE_SHIFT; @@ -1222,8 +1222,8 @@ int afs_fs_store_data(struct afs_server *server, struct afs_writeback *wb, *bp++ = htonl(vnode->fid.vnode); *bp++ = htonl(vnode->fid.unique);
- *bp++ = 0; /* mask */ - *bp++ = 0; /* mtime */ + *bp++ = htonl(AFS_SET_MTIME); /* mask */ + *bp++ = htonl(vnode->vfs_inode.i_mtime.tv_sec); /* mtime */ *bp++ = 0; /* owner */ *bp++ = 0; /* group */ *bp++ = 0; /* unix mode */ diff --git a/fs/afs/inode.c b/fs/afs/inode.c index 86cc7264c21c..42582e41948f 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -70,9 +70,9 @@ static int afs_inode_map_status(struct afs_vnode *vnode, struct key *key)
set_nlink(inode, vnode->status.nlink); inode->i_uid = vnode->status.owner; - inode->i_gid = GLOBAL_ROOT_GID; + inode->i_gid = vnode->status.group; inode->i_size = vnode->status.size; - inode->i_ctime.tv_sec = vnode->status.mtime_server; + inode->i_ctime.tv_sec = vnode->status.mtime_client; inode->i_ctime.tv_nsec = 0; inode->i_atime = inode->i_mtime = inode->i_ctime; inode->i_blocks = 0; @@ -245,12 +245,13 @@ struct inode *afs_iget(struct super_block *sb, struct key *key, vnode->cb_version = 0; vnode->cb_expiry = 0; vnode->cb_type = 0; - vnode->cb_expires = get_seconds(); + vnode->cb_expires = ktime_get_real_seconds(); } else { vnode->cb_version = cb->version; vnode->cb_expiry = cb->expiry; vnode->cb_type = cb->type; - vnode->cb_expires = vnode->cb_expiry + get_seconds(); + vnode->cb_expires = vnode->cb_expiry + + ktime_get_real_seconds(); } }
@@ -323,7 +324,7 @@ int afs_validate(struct afs_vnode *vnode, struct key *key) !test_bit(AFS_VNODE_CB_BROKEN, &vnode->flags) && !test_bit(AFS_VNODE_MODIFIED, &vnode->flags) && !test_bit(AFS_VNODE_ZAP_DATA, &vnode->flags)) { - if (vnode->cb_expires < get_seconds() + 10) { + if (vnode->cb_expires < ktime_get_real_seconds() + 10) { _debug("callback expired"); set_bit(AFS_VNODE_CB_BROKEN, &vnode->flags); } else { diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 535a38d2c1d0..dd98dcda6a3f 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -11,6 +11,7 @@
#include <linux/compiler.h> #include <linux/kernel.h> +#include <linux/ktime.h> #include <linux/fs.h> #include <linux/pagemap.h> #include <linux/rxrpc.h> @@ -105,7 +106,10 @@ struct afs_call { unsigned request_size; /* size of request data */ unsigned reply_max; /* maximum size of reply */ unsigned first_offset; /* offset into mapping[first] */ - unsigned last_to; /* amount of mapping[last] */ + union { + unsigned last_to; /* amount of mapping[last] */ + unsigned count2; /* count used in unmarshalling */ + }; unsigned char unmarshall; /* unmarshalling phase */ bool incoming; /* T if incoming call */ bool send_pages; /* T if data from mapping should be sent */ @@ -242,7 +246,7 @@ struct afs_cache_vhash { */ struct afs_vlocation { atomic_t usage; - time_t time_of_death; /* time at which put reduced usage to 0 */ + time64_t time_of_death; /* time at which put reduced usage to 0 */ struct list_head link; /* link in cell volume location list */ struct list_head grave; /* link in master graveyard list */ struct list_head update; /* link in master update list */ @@ -253,7 +257,7 @@ struct afs_vlocation { struct afs_cache_vlocation vldb; /* volume information DB record */ struct afs_volume *vols[3]; /* volume access record pointer (index by type) */ wait_queue_head_t waitq; /* status change waitqueue */ - time_t update_at; /* time at which record should be updated */ + time64_t update_at; /* time at which record should be updated */ spinlock_t lock; /* access lock */ afs_vlocation_state_t state; /* volume location state */ unsigned short upd_rej_cnt; /* ENOMEDIUM count during update */ @@ -266,7 +270,7 @@ struct afs_vlocation { */ struct afs_server { atomic_t usage; - time_t time_of_death; /* time at which put reduced usage to 0 */ + time64_t time_of_death; /* time at which put reduced usage to 0 */ struct in_addr addr; /* server address */ struct afs_cell *cell; /* cell in which server resides */ struct list_head link; /* link in cell's server list */ @@ -369,8 +373,8 @@ struct afs_vnode { struct rb_node server_rb; /* link in server->fs_vnodes */ struct rb_node cb_promise; /* link in server->cb_promises */ struct work_struct cb_broken_work; /* work to be done on callback break */ - time_t cb_expires; /* time at which callback expires */ - time_t cb_expires_at; /* time used to order cb_promise */ + time64_t cb_expires; /* time at which callback expires */ + time64_t cb_expires_at; /* time used to order cb_promise */ unsigned cb_version; /* callback version */ unsigned cb_expiry; /* callback expiry time */ afs_callback_type_t cb_type; /* type of callback */ @@ -749,6 +753,7 @@ extern int afs_writepages(struct address_space *, struct writeback_control *); extern void afs_pages_written_back(struct afs_vnode *, struct afs_call *); extern ssize_t afs_file_write(struct kiocb *, struct iov_iter *); extern int afs_writeback_all(struct afs_vnode *); +extern int afs_flush(struct file *, fl_owner_t); extern int afs_fsync(struct file *, loff_t, loff_t, int);
diff --git a/fs/afs/misc.c b/fs/afs/misc.c index 91ea1aa0d8b3..100b207efc9e 100644 --- a/fs/afs/misc.c +++ b/fs/afs/misc.c @@ -84,6 +84,8 @@ int afs_abort_to_error(u32 abort_code) case RXKADDATALEN: return -EKEYREJECTED; case RXKADILLEGALLEVEL: return -EKEYREJECTED;
+ case RXGEN_OPCODE: return -ENOTSUPP; + default: return -EREMOTEIO; } } diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c index 25f05a8d21b1..523b1d3ca2c6 100644 --- a/fs/afs/rxrpc.c +++ b/fs/afs/rxrpc.c @@ -321,6 +321,8 @@ int afs_make_call(struct in_addr *addr, struct afs_call *call, gfp_t gfp, struct rxrpc_call *rxcall; struct msghdr msg; struct kvec iov[1]; + size_t offset; + u32 abort_code; int ret;
_enter("%x,{%d},", addr->s_addr, ntohs(call->port)); @@ -368,9 +370,11 @@ int afs_make_call(struct in_addr *addr, struct afs_call *call, gfp_t gfp, msg.msg_controllen = 0; msg.msg_flags = (call->send_pages ? MSG_MORE : 0);
- /* have to change the state *before* sending the last packet as RxRPC - * might give us the reply before it returns from sending the - * request */ + /* We have to change the state *before* sending the last packet as + * rxrpc might give us the reply before it returns from sending the + * request. Further, if the send fails, we may already have been given + * a notification and may have collected it. + */ if (!call->send_pages) call->state = AFS_CALL_AWAIT_REPLY; ret = rxrpc_kernel_send_data(afs_socket, rxcall, @@ -389,7 +393,17 @@ int afs_make_call(struct in_addr *addr, struct afs_call *call, gfp_t gfp, return wait_mode->wait(call);
error_do_abort: - rxrpc_kernel_abort_call(afs_socket, rxcall, RX_USER_ABORT, -ret, "KSD"); + call->state = AFS_CALL_COMPLETE; + if (ret != -ECONNABORTED) { + rxrpc_kernel_abort_call(afs_socket, rxcall, RX_USER_ABORT, + -ret, "KSD"); + } else { + abort_code = 0; + offset = 0; + rxrpc_kernel_recv_data(afs_socket, rxcall, NULL, 0, &offset, + false, &abort_code); + ret = call->type->abort_to_error(abort_code); + } error_kill_call: afs_end_call(call); _leave(" = %d", ret); @@ -434,16 +448,18 @@ static void afs_deliver_to_call(struct afs_call *call) case -EINPROGRESS: case -EAGAIN: goto out; + case -ECONNABORTED: + goto call_complete; case -ENOTCONN: abort_code = RX_CALL_DEAD; rxrpc_kernel_abort_call(afs_socket, call->rxcall, abort_code, -ret, "KNC"); - goto do_abort; + goto save_error; case -ENOTSUPP: - abort_code = RX_INVALID_OPERATION; + abort_code = RXGEN_OPCODE; rxrpc_kernel_abort_call(afs_socket, call->rxcall, abort_code, -ret, "KIV"); - goto do_abort; + goto save_error; case -ENODATA: case -EBADMSG: case -EMSGSIZE: @@ -453,7 +469,7 @@ static void afs_deliver_to_call(struct afs_call *call) abort_code = RXGEN_SS_UNMARSHAL; rxrpc_kernel_abort_call(afs_socket, call->rxcall, abort_code, EBADMSG, "KUM"); - goto do_abort; + goto save_error; } }
@@ -464,8 +480,9 @@ static void afs_deliver_to_call(struct afs_call *call) _leave(""); return;
-do_abort: +save_error: call->error = ret; +call_complete: call->state = AFS_CALL_COMPLETE; goto done; } @@ -475,7 +492,6 @@ static void afs_deliver_to_call(struct afs_call *call) */ static int afs_wait_for_call_to_complete(struct afs_call *call) { - const char *abort_why; int ret;
DECLARE_WAITQUEUE(myself, current); @@ -494,13 +510,8 @@ static int afs_wait_for_call_to_complete(struct afs_call *call) continue; }
- abort_why = "KWC"; - ret = call->error; - if (call->state == AFS_CALL_COMPLETE) - break; - abort_why = "KWI"; - ret = -EINTR; - if (signal_pending(current)) + if (call->state == AFS_CALL_COMPLETE || + signal_pending(current)) break; schedule(); } @@ -508,13 +519,14 @@ static int afs_wait_for_call_to_complete(struct afs_call *call) remove_wait_queue(&call->waitq, &myself); __set_current_state(TASK_RUNNING);
- /* kill the call */ + /* Kill off the call if it's still live. */ if (call->state < AFS_CALL_COMPLETE) { - _debug("call incomplete"); + _debug("call interrupted"); rxrpc_kernel_abort_call(afs_socket, call->rxcall, - RX_CALL_DEAD, -ret, abort_why); + RX_USER_ABORT, -EINTR, "KWI"); }
+ ret = call->error; _debug("call complete"); afs_end_call(call); _leave(" = %d", ret); diff --git a/fs/afs/security.c b/fs/afs/security.c index 8d010422dc89..bfa9d3428383 100644 --- a/fs/afs/security.c +++ b/fs/afs/security.c @@ -340,17 +340,22 @@ int afs_permission(struct inode *inode, int mask) } else { if (!(access & AFS_ACE_LOOKUP)) goto permission_denied; + if ((mask & MAY_EXEC) && !(inode->i_mode & S_IXUSR)) + goto permission_denied; if (mask & (MAY_EXEC | MAY_READ)) { if (!(access & AFS_ACE_READ)) goto permission_denied; + if (!(inode->i_mode & S_IRUSR)) + goto permission_denied; } else if (mask & MAY_WRITE) { if (!(access & AFS_ACE_WRITE)) goto permission_denied; + if (!(inode->i_mode & S_IWUSR)) + goto permission_denied; } }
key_put(key); - ret = generic_permission(inode, mask); _leave(" = %d", ret); return ret;
diff --git a/fs/afs/server.c b/fs/afs/server.c index d4066ab7dd55..c001b1f2455f 100644 --- a/fs/afs/server.c +++ b/fs/afs/server.c @@ -242,7 +242,7 @@ void afs_put_server(struct afs_server *server) spin_lock(&afs_server_graveyard_lock); if (atomic_read(&server->usage) == 0) { list_move_tail(&server->grave, &afs_server_graveyard); - server->time_of_death = get_seconds(); + server->time_of_death = ktime_get_real_seconds(); queue_delayed_work(afs_wq, &afs_server_reaper, afs_server_timeout * HZ); } @@ -277,9 +277,9 @@ static void afs_reap_server(struct work_struct *work) LIST_HEAD(corpses); struct afs_server *server; unsigned long delay, expiry; - time_t now; + time64_t now;
- now = get_seconds(); + now = ktime_get_real_seconds(); spin_lock(&afs_server_graveyard_lock);
while (!list_empty(&afs_server_graveyard)) { diff --git a/fs/afs/vlocation.c b/fs/afs/vlocation.c index 45a86396fd2d..92bd5553b8c9 100644 --- a/fs/afs/vlocation.c +++ b/fs/afs/vlocation.c @@ -340,7 +340,8 @@ static void afs_vlocation_queue_for_updates(struct afs_vlocation *vl) struct afs_vlocation *xvl;
/* wait at least 10 minutes before updating... */ - vl->update_at = get_seconds() + afs_vlocation_update_timeout; + vl->update_at = ktime_get_real_seconds() + + afs_vlocation_update_timeout;
spin_lock(&afs_vlocation_updates_lock);
@@ -506,7 +507,7 @@ void afs_put_vlocation(struct afs_vlocation *vl) if (atomic_read(&vl->usage) == 0) { _debug("buried"); list_move_tail(&vl->grave, &afs_vlocation_graveyard); - vl->time_of_death = get_seconds(); + vl->time_of_death = ktime_get_real_seconds(); queue_delayed_work(afs_wq, &afs_vlocation_reap, afs_vlocation_timeout * HZ);
@@ -543,11 +544,11 @@ static void afs_vlocation_reaper(struct work_struct *work) LIST_HEAD(corpses); struct afs_vlocation *vl; unsigned long delay, expiry; - time_t now; + time64_t now;
_enter("");
- now = get_seconds(); + now = ktime_get_real_seconds(); spin_lock(&afs_vlocation_graveyard_lock);
while (!list_empty(&afs_vlocation_graveyard)) { @@ -622,13 +623,13 @@ static void afs_vlocation_updater(struct work_struct *work) { struct afs_cache_vlocation vldb; struct afs_vlocation *vl, *xvl; - time_t now; + time64_t now; long timeout; int ret;
_enter("");
- now = get_seconds(); + now = ktime_get_real_seconds();
/* find a record to update */ spin_lock(&afs_vlocation_updates_lock); @@ -684,7 +685,8 @@ static void afs_vlocation_updater(struct work_struct *work)
/* and then reschedule */ _debug("reschedule"); - vl->update_at = get_seconds() + afs_vlocation_update_timeout; + vl->update_at = ktime_get_real_seconds() + + afs_vlocation_update_timeout;
spin_lock(&afs_vlocation_updates_lock);
diff --git a/fs/afs/write.c b/fs/afs/write.c index f865c3f05bea..3fba2b573c86 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -148,12 +148,12 @@ int afs_write_begin(struct file *file, struct address_space *mapping, kfree(candidate); return -ENOMEM; } - *pagep = page; - /* page won't leak in error case: it eventually gets cleaned off LRU */
if (!PageUptodate(page) && len != PAGE_SIZE) { ret = afs_fill_page(vnode, key, index << PAGE_SHIFT, page); if (ret < 0) { + unlock_page(page); + put_page(page); kfree(candidate); _leave(" = %d [prep]", ret); return ret; @@ -161,6 +161,9 @@ int afs_write_begin(struct file *file, struct address_space *mapping, SetPageUptodate(page); }
+ /* page won't leak in error case: it eventually gets cleaned off LRU */ + *pagep = page; + try_again: spin_lock(&vnode->writeback_lock);
@@ -296,10 +299,14 @@ static void afs_kill_pages(struct afs_vnode *vnode, bool error, ASSERTCMP(pv.nr, ==, count);
for (loop = 0; loop < count; loop++) { - ClearPageUptodate(pv.pages[loop]); + struct page *page = pv.pages[loop]; + ClearPageUptodate(page); if (error) - SetPageError(pv.pages[loop]); - end_page_writeback(pv.pages[loop]); + SetPageError(page); + if (PageWriteback(page)) + end_page_writeback(page); + if (page->index >= first) + first = page->index + 1; }
__pagevec_release(&pv); @@ -502,6 +509,7 @@ static int afs_writepages_region(struct address_space *mapping,
if (PageWriteback(page) || !PageDirty(page)) { unlock_page(page); + put_page(page); continue; }
@@ -734,6 +742,20 @@ int afs_fsync(struct file *file, loff_t start, loff_t end, int datasync) return ret; }
+/* + * Flush out all outstanding writes on a file opened for writing when it is + * closed. + */ +int afs_flush(struct file *file, fl_owner_t id) +{ + _enter(""); + + if ((file->f_mode & FMODE_WRITE) == 0) + return 0; + + return vfs_fsync(file, 0); +} + /* * notification that a previously read-only page is about to become writable * - if it returns an error, the caller will deliver a bus error signal diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index 4c71dba90120..0ea31a53fd5b 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c @@ -176,7 +176,6 @@ static void autofs4_notify_daemon(struct autofs_sb_info *sbi,
mutex_unlock(&sbi->wq_mutex);
- if (autofs4_write(sbi, pipe, &pkt, pktsz)) switch (ret = autofs4_write(sbi, pipe, &pkt, pktsz)) { case 0: break; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index f089d7d8afe7..894d56361ea9 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -6812,6 +6812,20 @@ static noinline int uncompress_inline(struct btrfs_path *path, max_size = min_t(unsigned long, PAGE_SIZE, max_size); ret = btrfs_decompress(compress_type, tmp, page, extent_offset, inline_size, max_size); + + /* + * decompression code contains a memset to fill in any space between the end + * of the uncompressed data and the end of max_size in case the decompressed + * data ends up shorter than ram_bytes. That doesn't cover the hole between + * the end of an inline extent and the beginning of the next block, so we + * cover that region here. + */ + + if (max_size + pg_offset < PAGE_SIZE) { + char *map = kmap(page); + memset(map + pg_offset + max_size, 0, PAGE_SIZE - max_size - pg_offset); + kunmap(page); + } kfree(tmp); return ret; } diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c index 6e144048a72e..a724d9a79bd2 100644 --- a/fs/btrfs/tests/free-space-tree-tests.c +++ b/fs/btrfs/tests/free-space-tree-tests.c @@ -501,7 +501,8 @@ static int run_test(test_func_t test_func, int bitmaps, u32 sectorsize, path = btrfs_alloc_path(); if (!path) { test_msg("Couldn't allocate path\n"); - return -ENOMEM; + ret = -ENOMEM; + goto out; }
ret = add_block_group_free_space(&trans, root->fs_info, cache); diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index c0f52c443c34..3d2639c30018 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -1396,6 +1396,29 @@ static int __close_session(struct ceph_mds_client *mdsc, return request_close_session(mdsc, session); }
+static bool drop_negative_children(struct dentry *dentry) +{ + struct dentry *child; + bool all_negative = true; + + if (!d_is_dir(dentry)) + goto out; + + spin_lock(&dentry->d_lock); + list_for_each_entry(child, &dentry->d_subdirs, d_child) { + if (d_really_is_positive(child)) { + all_negative = false; + break; + } + } + spin_unlock(&dentry->d_lock); + + if (all_negative) + shrink_dcache_parent(dentry); +out: + return all_negative; +} + /* * Trim old(er) caps. * @@ -1441,16 +1464,27 @@ static int trim_caps_cb(struct inode *inode, struct ceph_cap *cap, void *arg) if ((used | wanted) & ~oissued & mine) goto out; /* we need these caps */
- session->s_trim_caps--; if (oissued) { /* we aren't the only cap.. just remove us */ __ceph_remove_cap(cap, true); + session->s_trim_caps--; } else { + struct dentry *dentry; /* try dropping referring dentries */ spin_unlock(&ci->i_ceph_lock); - d_prune_aliases(inode); - dout("trim_caps_cb %p cap %p pruned, count now %d\n", - inode, cap, atomic_read(&inode->i_count)); + dentry = d_find_any_alias(inode); + if (dentry && drop_negative_children(dentry)) { + int count; + dput(dentry); + d_prune_aliases(inode); + count = atomic_read(&inode->i_count); + if (count == 1) + session->s_trim_caps--; + dout("trim_caps_cb %p cap %p pruned, count now %d\n", + inode, cap, count); + } else { + dput(dentry); + } return 0; }
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index a77cbc5b657b..1a0c57100f28 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4731,6 +4731,7 @@ static int ext4_alloc_file_blocks(struct file *file, ext4_lblk_t offset, EXT4_INODE_EOFBLOCKS); } ext4_mark_inode_dirty(handle, inode); + ext4_update_inode_fsync_trans(handle, inode, 1); ret2 = ext4_journal_stop(handle); if (ret2) break; diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 4438b93f6fd6..b1766a67d2eb 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -1417,6 +1417,10 @@ static struct buffer_head * ext4_find_entry (struct inode *dir, "falling back\n")); } nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb); + if (!nblocks) { + ret = NULL; + goto cleanup_and_exit; + } start = EXT4_I(dir)->i_dir_start_lookup; if (start >= nblocks) start = 0; diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 05713a5da083..0703a1179847 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -173,19 +173,33 @@ static void wb_wakeup(struct bdi_writeback *wb) spin_unlock_bh(&wb->work_lock); }
+static void finish_writeback_work(struct bdi_writeback *wb, + struct wb_writeback_work *work) +{ + struct wb_completion *done = work->done; + + if (work->auto_free) + kfree(work); + if (done && atomic_dec_and_test(&done->cnt)) + wake_up_all(&wb->bdi->wb_waitq); +} + static void wb_queue_work(struct bdi_writeback *wb, struct wb_writeback_work *work) { trace_writeback_queue(wb, work);
- spin_lock_bh(&wb->work_lock); - if (!test_bit(WB_registered, &wb->state)) - goto out_unlock; if (work->done) atomic_inc(&work->done->cnt); - list_add_tail(&work->list, &wb->work_list); - mod_delayed_work(bdi_wq, &wb->dwork, 0); -out_unlock: + + spin_lock_bh(&wb->work_lock); + + if (test_bit(WB_registered, &wb->state)) { + list_add_tail(&work->list, &wb->work_list); + mod_delayed_work(bdi_wq, &wb->dwork, 0); + } else + finish_writeback_work(wb, work); + spin_unlock_bh(&wb->work_lock); }
@@ -1875,16 +1889,9 @@ static long wb_do_writeback(struct bdi_writeback *wb)
set_bit(WB_writeback_running, &wb->state); while ((work = get_next_work_item(wb)) != NULL) { - struct wb_completion *done = work->done; - trace_writeback_exec(wb, work); - wrote += wb_writeback(wb, work); - - if (work->auto_free) - kfree(work); - if (done && atomic_dec_and_test(&done->cnt)) - wake_up_all(&wb->bdi->wb_waitq); + finish_writeback_work(wb, work); }
/* diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index e23ff70b3435..39c382f16272 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -256,7 +256,7 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask) goto out; } if ((flags ^ new_flags) & GFS2_DIF_JDATA) { - if (flags & GFS2_DIF_JDATA) + if (new_flags & GFS2_DIF_JDATA) gfs2_log_flush(sdp, ip->i_gl, NORMAL_FLUSH); error = filemap_fdatawrite(inode->i_mapping); if (error) @@ -264,6 +264,8 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask) error = filemap_fdatawait(inode->i_mapping); if (error) goto out; + if (new_flags & GFS2_DIF_JDATA) + gfs2_ordered_del_inode(ip); } error = gfs2_trans_begin(sdp, RES_DINODE, 0); if (error) diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index 074ac7131459..f6b0848cc831 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -1004,9 +1004,9 @@ static void nfs4_session_set_rwsize(struct nfs_server *server) server_resp_sz = sess->fc_attrs.max_resp_sz - nfs41_maxread_overhead; server_rqst_sz = sess->fc_attrs.max_rqst_sz - nfs41_maxwrite_overhead;
- if (server->rsize > server_resp_sz) + if (!server->rsize || server->rsize > server_resp_sz) server->rsize = server_resp_sz; - if (server->wsize > server_rqst_sz) + if (!server->wsize || server->wsize > server_rqst_sz) server->wsize = server_rqst_sz; #endif /* CONFIG_NFS_V4_1 */ } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index e4772a8340f8..9905735463a4 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1859,6 +1859,8 @@ int nfs_commit_inode(struct inode *inode, int how) if (res) error = nfs_generic_commit_list(inode, &head, how, &cinfo); nfs_commit_end(cinfo.mds); + if (res == 0) + return res; if (error < 0) goto out_error; if (!may_wait) diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index 1645b977c9c6..5c4800626f13 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -155,7 +155,8 @@ int nfsd_vers(int vers, enum vers_op change)
int nfsd_minorversion(u32 minorversion, enum vers_op change) { - if (minorversion > NFSD_SUPPORTED_MINOR_VERSION) + if (minorversion > NFSD_SUPPORTED_MINOR_VERSION && + change != NFSD_AVAIL) return -1; switch(change) { case NFSD_SET: @@ -399,23 +400,20 @@ static void nfsd_last_thread(struct svc_serv *serv, struct net *net)
void nfsd_reset_versions(void) { - int found_one = 0; int i;
- for (i = NFSD_MINVERS; i < NFSD_NRVERS; i++) { - if (nfsd_program.pg_vers[i]) - found_one = 1; - } - - if (!found_one) { - for (i = NFSD_MINVERS; i < NFSD_NRVERS; i++) - nfsd_program.pg_vers[i] = nfsd_version[i]; -#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) - for (i = NFSD_ACL_MINVERS; i < NFSD_ACL_NRVERS; i++) - nfsd_acl_program.pg_vers[i] = - nfsd_acl_version[i]; -#endif - } + for (i = 0; i < NFSD_NRVERS; i++) + if (nfsd_vers(i, NFSD_TEST)) + return; + + for (i = 0; i < NFSD_NRVERS; i++) + if (i != 4) + nfsd_vers(i, NFSD_SET); + else { + int minor = 0; + while (nfsd_minorversion(minor, NFSD_SET) >= 0) + minor++; + } }
/* diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c index 15f327bed8c6..7340c36978a3 100644 --- a/fs/proc/proc_tty.c +++ b/fs/proc/proc_tty.c @@ -14,6 +14,7 @@ #include <linux/tty.h> #include <linux/seq_file.h> #include <linux/bitops.h> +#include "internal.h"
/* * The /proc/tty directory inodes... @@ -164,7 +165,7 @@ void proc_tty_unregister_driver(struct tty_driver *driver) if (!ent) return; - remove_proc_entry(driver->driver_name, proc_tty_driver); + remove_proc_entry(ent->name, proc_tty_driver); driver->proc_entry = NULL; } diff --git a/fs/udf/super.c b/fs/udf/super.c index 4942549e7dc8..4b1f6d5372c3 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -710,7 +710,7 @@ static loff_t udf_check_vsd(struct super_block *sb) else sectorsize = sb->s_blocksize;
- sector += (sbi->s_session << sb->s_blocksize_bits); + sector += (((loff_t)sbi->s_session) << sb->s_blocksize_bits);
udf_debug("Starting at sector %u (%ld byte sectors)\n", (unsigned int)(sector >> sb->s_blocksize_bits), diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c index b86054cc41db..784d667475ae 100644 --- a/fs/userfaultfd.c +++ b/fs/userfaultfd.c @@ -419,7 +419,7 @@ int handle_userfault(struct fault_env *fe, unsigned long reason) * in such case. */ down_read(&mm->mmap_sem); - ret = 0; + ret = VM_FAULT_NOPAGE; } }
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 7eb99701054f..8ad65d43b65d 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -2713,7 +2713,7 @@ xfs_bmap_add_extent_unwritten_real( &i))) goto done; XFS_WANT_CORRUPTED_GOTO(mp, i == 0, done); - cur->bc_rec.b.br_state = XFS_EXT_NORM; + cur->bc_rec.b.br_state = new->br_state; if ((error = xfs_btree_insert(cur, &i))) goto done; XFS_WANT_CORRUPTED_GOTO(mp, i == 1, done); diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index 5b81f7f41b80..33c389934238 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -870,22 +870,6 @@ xfs_setattr_size( if (error) return error;
- /* - * We are going to log the inode size change in this transaction so - * any previous writes that are beyond the on disk EOF and the new - * EOF that have not been written out need to be written here. If we - * do not write the data out, we expose ourselves to the null files - * problem. Note that this includes any block zeroing we did above; - * otherwise those blocks may not be zeroed after a crash. - */ - if (did_zeroing || - (newsize > ip->i_d.di_size && oldsize != ip->i_d.di_size)) { - error = filemap_write_and_wait_range(VFS_I(ip)->i_mapping, - ip->i_d.di_size, newsize); - if (error) - return error; - } - /* * We've already locked out new page faults, so now we can safely remove * pages from the page cache knowing they won't get refaulted until we @@ -902,9 +886,29 @@ xfs_setattr_size( * user visible changes). There's not much we can do about this, except * to hope that the caller sees ENOMEM and retries the truncate * operation. + * + * And we update in-core i_size and truncate page cache beyond newsize + * before writeback the [di_size, newsize] range, so we're guaranteed + * not to write stale data past the new EOF on truncate down. */ truncate_setsize(inode, newsize);
+ /* + * We are going to log the inode size change in this transaction so + * any previous writes that are beyond the on disk EOF and the new + * EOF that have not been written out need to be written here. If we + * do not write the data out, we expose ourselves to the null files + * problem. Note that this includes any block zeroing we did above; + * otherwise those blocks may not be zeroed after a crash. + */ + if (did_zeroing || + (newsize > ip->i_d.di_size && oldsize != ip->i_d.di_size)) { + error = filemap_write_and_wait_range(VFS_I(ip)->i_mapping, + ip->i_d.di_size, newsize - 1); + if (error) + return error; + } + error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate, 0, 0, 0, &tp); if (error) return error; diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 05909269f973..1e26f4504eed 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -753,7 +753,7 @@ xlog_find_head( * in the in-core log. The following number can be made tighter if * we actually look at the block size of the filesystem. */ - num_scan_bblks = XLOG_TOTAL_REC_SHIFT(log); + num_scan_bblks = min_t(int, log_bbnum, XLOG_TOTAL_REC_SHIFT(log)); if (head_blk >= num_scan_bblks) { /* * We are guaranteed that the entire check can be performed diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h index f6d9af3efa45..cac57358f7af 100644 --- a/include/crypto/internal/hash.h +++ b/include/crypto/internal/hash.h @@ -80,6 +80,14 @@ int ahash_register_instance(struct crypto_template *tmpl, struct ahash_instance *inst); void ahash_free_instance(struct crypto_instance *inst);
+int shash_no_setkey(struct crypto_shash *tfm, const u8 *key, + unsigned int keylen); + +static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg) +{ + return alg->setkey != shash_no_setkey; +} + int crypto_init_ahash_spawn(struct crypto_ahash_spawn *spawn, struct hash_alg_common *alg, struct crypto_instance *inst); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 61a3d90f32b3..ca2b4c4aec42 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -276,11 +276,8 @@ bool acpi_processor_validate_proc_id(int proc_id); /* Arch dependent functions for cpu hotplug support */ int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu); int acpi_unmap_cpu(int cpu); -int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid); #endif /* CONFIG_ACPI_HOTPLUG_CPU */
-void acpi_set_processor_mapping(void); - #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); #endif diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 80faf44b8887..dd1b009106a5 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -476,6 +476,7 @@ enum { enum { MLX4_INTERFACE_STATE_UP = 1 << 0, MLX4_INTERFACE_STATE_DELETION = 1 << 1, + MLX4_INTERFACE_STATE_NOWAIT = 1 << 2, };
#define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK | \ diff --git a/include/linux/mman.h b/include/linux/mman.h index 634c4c51fe3a..c540001ca861 100644 --- a/include/linux/mman.h +++ b/include/linux/mman.h @@ -63,8 +63,9 @@ static inline bool arch_validate_prot(unsigned long prot) * ("bit1" and "bit2" must be single bits) */ #define _calc_vm_trans(x, bit1, bit2) \ + ((!(bit1) || !(bit2)) ? 0 : \ ((bit1) <= (bit2) ? ((x) & (bit1)) * ((bit2) / (bit1)) \ - : ((x) & (bit1)) / ((bit1) / (bit2))) + : ((x) & (bit1)) / ((bit1) / (bit2))))
/* * Combine the mmap "prot" argument into "vm_flags" used internally. diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index 1beab5532035..818a38f99221 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -243,10 +243,11 @@ static inline void rdma_addr_set_dgid(struct rdma_dev_addr *dev_addr, union ib_g static inline enum ib_mtu iboe_get_mtu(int mtu) { /* - * reduce IB headers from effective IBoE MTU. 28 stands for - * atomic header which is the biggest possible header after BTH + * Reduce IB headers from effective IBoE MTU. */ - mtu = mtu - IB_GRH_BYTES - IB_BTH_BYTES - 28; + mtu = mtu - (IB_GRH_BYTES + IB_UDP_BYTES + IB_BTH_BYTES + + IB_EXT_XRC_BYTES + IB_EXT_ATOMICETH_BYTES + + IB_ICRC_BYTES);
if (mtu >= ib_mtu_enum_to_int(IB_MTU_4096)) return IB_MTU_4096; diff --git a/include/rdma/ib_pack.h b/include/rdma/ib_pack.h index b13419ce99ff..e02b78a38eba 100644 --- a/include/rdma/ib_pack.h +++ b/include/rdma/ib_pack.h @@ -37,14 +37,17 @@ #include <uapi/linux/if_ether.h>
enum { - IB_LRH_BYTES = 8, - IB_ETH_BYTES = 14, - IB_VLAN_BYTES = 4, - IB_GRH_BYTES = 40, - IB_IP4_BYTES = 20, - IB_UDP_BYTES = 8, - IB_BTH_BYTES = 12, - IB_DETH_BYTES = 8 + IB_LRH_BYTES = 8, + IB_ETH_BYTES = 14, + IB_VLAN_BYTES = 4, + IB_GRH_BYTES = 40, + IB_IP4_BYTES = 20, + IB_UDP_BYTES = 8, + IB_BTH_BYTES = 12, + IB_DETH_BYTES = 8, + IB_EXT_ATOMICETH_BYTES = 28, + IB_EXT_XRC_BYTES = 4, + IB_ICRC_BYTES = 4 };
struct ib_field { diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index a87e8940fe57..eb3b23b6ec54 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -297,7 +297,7 @@ struct t10_alua_tg_pt_gp { struct list_head tg_pt_gp_lun_list; struct se_lun *tg_pt_gp_alua_lun; struct se_node_acl *tg_pt_gp_alua_nacl; - struct delayed_work tg_pt_gp_transition_work; + struct work_struct tg_pt_gp_transition_work; struct completion *tg_pt_gp_transition_complete; };
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h index ab1dadba9923..33c603dd7cd3 100644 --- a/include/uapi/linux/usb/ch9.h +++ b/include/uapi/linux/usb/ch9.h @@ -423,6 +423,11 @@ struct usb_endpoint_descriptor { #define USB_ENDPOINT_XFER_INT 3 #define USB_ENDPOINT_MAX_ADJUSTABLE 0x80
+#define USB_EP_MAXP_MULT_SHIFT 11 +#define USB_EP_MAXP_MULT_MASK (3 << USB_EP_MAXP_MULT_SHIFT) +#define USB_EP_MAXP_MULT(m) \ + (((m) & USB_EP_MAXP_MULT_MASK) >> USB_EP_MAXP_MULT_SHIFT) + /* The USB 3.0 spec redefines bits 5:4 of bmAttributes as interrupt ep type. */ #define USB_ENDPOINT_INTRTYPE 0x30 #define USB_ENDPOINT_INTR_PERIODIC (0 << 4) @@ -630,6 +635,20 @@ static inline int usb_endpoint_maxp(const struct usb_endpoint_descriptor *epd) return __le16_to_cpu(epd->wMaxPacketSize); }
+/** + * usb_endpoint_maxp_mult - get endpoint's transactional opportunities + * @epd: endpoint to be checked + * + * Return @epd's wMaxPacketSize[12:11] + 1 + */ +static inline int +usb_endpoint_maxp_mult(const struct usb_endpoint_descriptor *epd) +{ + int maxp = __le16_to_cpu(epd->wMaxPacketSize); + + return USB_EP_MAXP_MULT(maxp) + 1; +} + static inline int usb_endpoint_interrupt_type( const struct usb_endpoint_descriptor *epd) { diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index c95c5122b105..df5c32a0c6ed 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -445,13 +445,13 @@ static void replenish_dl_entity(struct sched_dl_entity *dl_se, * * This function returns true if: * - * runtime / (deadline - t) > dl_runtime / dl_period , + * runtime / (deadline - t) > dl_runtime / dl_deadline , * * IOW we can't recycle current parameters. * - * Notice that the bandwidth check is done against the period. For + * Notice that the bandwidth check is done against the deadline. For * task with deadline equal to period this is the same of using - * dl_deadline instead of dl_period in the equation above. + * dl_period instead of dl_deadline in the equation above. */ static bool dl_entity_overflow(struct sched_dl_entity *dl_se, struct sched_dl_entity *pi_se, u64 t) @@ -476,7 +476,7 @@ static bool dl_entity_overflow(struct sched_dl_entity *dl_se, * of anything below microseconds resolution is actually fiction * (but still we want to give the user that illusion >;). */ - left = (pi_se->dl_period >> DL_SCALE) * (dl_se->runtime >> DL_SCALE); + left = (pi_se->dl_deadline >> DL_SCALE) * (dl_se->runtime >> DL_SCALE); right = ((dl_se->deadline - t) >> DL_SCALE) * (pi_se->dl_runtime >> DL_SCALE);
@@ -505,10 +505,15 @@ static void update_dl_entity(struct sched_dl_entity *dl_se, } }
+static inline u64 dl_next_period(struct sched_dl_entity *dl_se) +{ + return dl_se->deadline - dl_se->dl_deadline + dl_se->dl_period; +} + /* * If the entity depleted all its runtime, and if we want it to sleep * while waiting for some new execution time to become available, we - * set the bandwidth enforcement timer to the replenishment instant + * set the bandwidth replenishment timer to the replenishment instant * and try to activate it. * * Notice that it is important for the caller to know if the timer @@ -530,7 +535,7 @@ static int start_dl_timer(struct task_struct *p) * that it is actually coming from rq->clock and not from * hrtimer's time base reading. */ - act = ns_to_ktime(dl_se->deadline); + act = ns_to_ktime(dl_next_period(dl_se)); now = hrtimer_cb_get_time(timer); delta = ktime_to_ns(now) - rq_clock(rq); act = ktime_add_ns(act, delta); @@ -638,6 +643,7 @@ static enum hrtimer_restart dl_task_timer(struct hrtimer *timer) lockdep_unpin_lock(&rq->lock, rf.cookie); rq = dl_task_offline_migration(rq, p); rf.cookie = lockdep_pin_lock(&rq->lock); + update_rq_clock(rq);
/* * Now that the task has been migrated to the new RQ and we @@ -689,6 +695,37 @@ void init_dl_task_timer(struct sched_dl_entity *dl_se) timer->function = dl_task_timer; }
+/* + * During the activation, CBS checks if it can reuse the current task's + * runtime and period. If the deadline of the task is in the past, CBS + * cannot use the runtime, and so it replenishes the task. This rule + * works fine for implicit deadline tasks (deadline == period), and the + * CBS was designed for implicit deadline tasks. However, a task with + * constrained deadline (deadine < period) might be awakened after the + * deadline, but before the next period. In this case, replenishing the + * task would allow it to run for runtime / deadline. As in this case + * deadline < period, CBS enables a task to run for more than the + * runtime / period. In a very loaded system, this can cause a domino + * effect, making other tasks miss their deadlines. + * + * To avoid this problem, in the activation of a constrained deadline + * task after the deadline but before the next period, throttle the + * task and set the replenishing timer to the begin of the next period, + * unless it is boosted. + */ +static inline void dl_check_constrained_dl(struct sched_dl_entity *dl_se) +{ + struct task_struct *p = dl_task_of(dl_se); + struct rq *rq = rq_of_dl_rq(dl_rq_of_se(dl_se)); + + if (dl_time_before(dl_se->deadline, rq_clock(rq)) && + dl_time_before(rq_clock(rq), dl_next_period(dl_se))) { + if (unlikely(dl_se->dl_boosted || !start_dl_timer(p))) + return; + dl_se->dl_throttled = 1; + } +} + static int dl_runtime_exceeded(struct sched_dl_entity *dl_se) { @@ -922,6 +959,11 @@ static void dequeue_dl_entity(struct sched_dl_entity *dl_se) __dequeue_dl_entity(dl_se); }
+static inline bool dl_is_constrained(struct sched_dl_entity *dl_se) +{ + return dl_se->dl_deadline < dl_se->dl_period; +} + static void enqueue_task_dl(struct rq *rq, struct task_struct *p, int flags) { struct task_struct *pi_task = rt_mutex_get_top_task(p); @@ -947,6 +989,15 @@ static void enqueue_task_dl(struct rq *rq, struct task_struct *p, int flags) return; }
+ /* + * Check if a constrained deadline task was activated + * after the deadline but before the next period. + * If that is the case, the task will be throttled and + * the replenishment timer will be set to the next period. + */ + if (!p->dl.dl_throttled && dl_is_constrained(&p->dl)) + dl_check_constrained_dl(&p->dl); + /* * If p is throttled, we do nothing. In fact, if it exhausted * its budget it needs a replenishment and, since it now is on diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 9c131168d933..7a360d6f6798 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -2022,8 +2022,9 @@ static void pull_rt_task(struct rq *this_rq) bool resched = false; struct task_struct *p; struct rq *src_rq; + int rt_overload_count = rt_overloaded(this_rq);
- if (likely(!rt_overloaded(this_rq))) + if (likely(!rt_overload_count)) return;
/* @@ -2032,6 +2033,11 @@ static void pull_rt_task(struct rq *this_rq) */ smp_rmb();
+ /* If we are the only overloaded CPU do nothing */ + if (rt_overload_count == 1 && + cpumask_test_cpu(this_rq->cpu, this_rq->rd->rto_mask)) + return; + #ifdef HAVE_RT_PUSH_IPI if (sched_feat(RT_PUSH_IPI)) { tell_cpu_to_push(this_rq); diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index c1e50cc0d7b0..4214cd960b8e 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -3727,37 +3727,30 @@ static const struct file_operations show_traces_fops = { .llseek = seq_lseek, };
-/* - * The tracer itself will not take this lock, but still we want - * to provide a consistent cpumask to user-space: - */ -static DEFINE_MUTEX(tracing_cpumask_update_lock); - -/* - * Temporary storage for the character representation of the - * CPU bitmask (and one more byte for the newline): - */ -static char mask_str[NR_CPUS + 1]; - static ssize_t tracing_cpumask_read(struct file *filp, char __user *ubuf, size_t count, loff_t *ppos) { struct trace_array *tr = file_inode(filp)->i_private; + char *mask_str; int len;
- mutex_lock(&tracing_cpumask_update_lock); + len = snprintf(NULL, 0, "%*pb\n", + cpumask_pr_args(tr->tracing_cpumask)) + 1; + mask_str = kmalloc(len, GFP_KERNEL); + if (!mask_str) + return -ENOMEM;
- len = snprintf(mask_str, count, "%*pb\n", + len = snprintf(mask_str, len, "%*pb\n", cpumask_pr_args(tr->tracing_cpumask)); if (len >= count) { count = -EINVAL; goto out_err; } - count = simple_read_from_buffer(ubuf, count, ppos, mask_str, NR_CPUS+1); + count = simple_read_from_buffer(ubuf, count, ppos, mask_str, len);
out_err: - mutex_unlock(&tracing_cpumask_update_lock); + kfree(mask_str);
return count; } @@ -3777,8 +3770,6 @@ tracing_cpumask_write(struct file *filp, const char __user *ubuf, if (err) goto err_unlock;
- mutex_lock(&tracing_cpumask_update_lock); - local_irq_disable(); arch_spin_lock(&tr->max_lock); for_each_tracing_cpu(cpu) { @@ -3801,8 +3792,6 @@ tracing_cpumask_write(struct file *filp, const char __user *ubuf, local_irq_enable();
cpumask_copy(tr->tracing_cpumask, tracing_cpumask_new); - - mutex_unlock(&tracing_cpumask_update_lock); free_cpumask_var(tracing_cpumask_new);
return count; diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c index aa1df1a10dd7..82ce5713f744 100644 --- a/net/bridge/br_netfilter_hooks.c +++ b/net/bridge/br_netfilter_hooks.c @@ -706,18 +706,20 @@ static unsigned int nf_bridge_mtu_reduction(const struct sk_buff *skb)
static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff *skb) { - struct nf_bridge_info *nf_bridge; - unsigned int mtu_reserved; + struct nf_bridge_info *nf_bridge = nf_bridge_info_get(skb); + unsigned int mtu, mtu_reserved;
mtu_reserved = nf_bridge_mtu_reduction(skb); + mtu = skb->dev->mtu; + + if (nf_bridge->frag_max_size && nf_bridge->frag_max_size < mtu) + mtu = nf_bridge->frag_max_size;
- if (skb_is_gso(skb) || skb->len + mtu_reserved <= skb->dev->mtu) { + if (skb_is_gso(skb) || skb->len + mtu_reserved <= mtu) { nf_bridge_info_free(skb); return br_dev_queue_push_xmit(net, sk, skb); }
- nf_bridge = nf_bridge_info_get(skb); - /* This is wrong! We should preserve the original fragment * boundaries by preserving frag_list rather than refragmenting. */ diff --git a/net/core/dev.c b/net/core/dev.c index c37891828e4e..09007a71c8dd 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1304,6 +1304,7 @@ void netdev_notify_peers(struct net_device *dev) { rtnl_lock(); call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, dev); + call_netdevice_notifiers(NETDEV_RESEND_IGMP, dev); rtnl_unlock(); } EXPORT_SYMBOL(netdev_notify_peers); diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index 48734ee6293f..31f17f0bbd1c 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -766,7 +766,7 @@ static bool icmp_tag_validation(int proto) }
/* - * Handle ICMP_DEST_UNREACH, ICMP_TIME_EXCEED, ICMP_QUENCH, and + * Handle ICMP_DEST_UNREACH, ICMP_TIME_EXCEEDED, ICMP_QUENCH, and * ICMP_PARAMETERPROB. */
@@ -794,7 +794,8 @@ static bool icmp_unreach(struct sk_buff *skb) if (iph->ihl < 5) /* Mangled header, drop. */ goto out_err;
- if (icmph->type == ICMP_DEST_UNREACH) { + switch (icmph->type) { + case ICMP_DEST_UNREACH: switch (icmph->code & 15) { case ICMP_NET_UNREACH: case ICMP_HOST_UNREACH: @@ -830,8 +831,16 @@ static bool icmp_unreach(struct sk_buff *skb) } if (icmph->code > NR_ICMP_UNREACH) goto out; - } else if (icmph->type == ICMP_PARAMETERPROB) + break; + case ICMP_PARAMETERPROB: info = ntohl(icmph->un.gateway) >> 24; + break; + case ICMP_TIME_EXCEEDED: + __ICMP_INC_STATS(net, ICMP_MIB_INTIMEEXCDS); + if (icmph->code == ICMP_EXC_FRAGTIME) + goto out; + break; + }
/* * Throw it at our lower layers diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index b06acd0f400d..cfc4dd8997e5 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -1944,7 +1944,7 @@ static __net_exit void l2tp_exit_net(struct net *net)
rcu_read_lock_bh(); list_for_each_entry_rcu(tunnel, &pn->l2tp_tunnel_list, list) { - (void)l2tp_tunnel_delete(tunnel); + l2tp_tunnel_delete(tunnel); } rcu_read_unlock_bh();
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c index 1ccd310d01a5..ee03bc866d1b 100644 --- a/net/l2tp/l2tp_netlink.c +++ b/net/l2tp/l2tp_netlink.c @@ -287,7 +287,7 @@ static int l2tp_nl_cmd_tunnel_delete(struct sk_buff *skb, struct genl_info *info l2tp_tunnel_notify(&l2tp_nl_family, info, tunnel, L2TP_CMD_TUNNEL_DELETE);
- (void) l2tp_tunnel_delete(tunnel); + l2tp_tunnel_delete(tunnel);
out: return ret; diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 5c67a696e046..b4b3fe078868 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -279,8 +279,6 @@ int mesh_add_meshconf_ie(struct ieee80211_sub_if_data *sdata, /* Mesh PS mode. See IEEE802.11-2012 8.4.2.100.8 */ *pos |= ifmsh->ps_peers_deep_sleep ? IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL : 0x00; - *pos++ = 0x00; - return 0; }
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index 1309e2c34764..c5a5a6959c1b 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -937,6 +937,8 @@ static void mpls_ifdown(struct net_device *dev, int event) { struct mpls_route __rcu **platform_label; struct net *net = dev_net(dev); + unsigned int nh_flags = RTNH_F_DEAD | RTNH_F_LINKDOWN; + unsigned int alive; unsigned index;
platform_label = rtnl_dereference(net->mpls.platform_label); @@ -946,9 +948,11 @@ static void mpls_ifdown(struct net_device *dev, int event) if (!rt) continue;
+ alive = 0; change_nexthops(rt) { if (rtnl_dereference(nh->nh_dev) != dev) - continue; + goto next; + switch (event) { case NETDEV_DOWN: case NETDEV_UNREGISTER: @@ -956,13 +960,16 @@ static void mpls_ifdown(struct net_device *dev, int event) /* fall through */ case NETDEV_CHANGE: nh->nh_flags |= RTNH_F_LINKDOWN; - if (event != NETDEV_UNREGISTER) - ACCESS_ONCE(rt->rt_nhn_alive) = rt->rt_nhn_alive - 1; break; } if (event == NETDEV_UNREGISTER) RCU_INIT_POINTER(nh->nh_dev, NULL); +next: + if (!(nh->nh_flags & nh_flags)) + alive++; } endfor_nexthops(rt); + + WRITE_ONCE(rt->rt_nhn_alive, alive); } }
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index a6e44ef2ec9a..2155c2498aed 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -2040,12 +2040,16 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v) seq_puts(seq, " -> RemoteAddress:Port Forward Weight ActiveConn InActConn\n"); } else { + struct net *net = seq_file_net(seq); + struct netns_ipvs *ipvs = net_ipvs(net); const struct ip_vs_service *svc = v; const struct ip_vs_iter *iter = seq->private; const struct ip_vs_dest *dest; struct ip_vs_scheduler *sched = rcu_dereference(svc->scheduler); char *sched_name = sched ? sched->name : "none";
+ if (svc->ipvs != ipvs) + return 0; if (iter->table == ip_vs_svc_table) { #ifdef CONFIG_IP_VS_IPV6 if (svc->af == AF_INET6) diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c index 3f9d8d7ec632..b099b64366f3 100644 --- a/net/rxrpc/conn_event.c +++ b/net/rxrpc/conn_event.c @@ -275,6 +275,10 @@ static int rxrpc_process_event(struct rxrpc_connection *conn, rxrpc_conn_retransmit_call(conn, skb); return 0;
+ case RXRPC_PACKET_TYPE_BUSY: + /* Just ignore BUSY packets for now. */ + return 0; + case RXRPC_PACKET_TYPE_ABORT: if (skb_copy_bits(skb, sizeof(struct rxrpc_wire_header), &wtmp, sizeof(wtmp)) < 0) diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index 44fb8d893c7d..1060d14d4e6a 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -649,6 +649,7 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb, struct rxrpc_skb_priv *sp = rxrpc_skb(skb); struct rxrpc_peer *peer; unsigned int mtu; + bool wake = false; u32 rwind = ntohl(ackinfo->rwind);
_proto("Rx ACK %%%u Info { rx=%u max=%u rwin=%u jm=%u }", @@ -656,9 +657,14 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb, ntohl(ackinfo->rxMTU), ntohl(ackinfo->maxMTU), rwind, ntohl(ackinfo->jumbo_max));
- if (rwind > RXRPC_RXTX_BUFF_SIZE - 1) - rwind = RXRPC_RXTX_BUFF_SIZE - 1; - call->tx_winsize = rwind; + if (call->tx_winsize != rwind) { + if (rwind > RXRPC_RXTX_BUFF_SIZE - 1) + rwind = RXRPC_RXTX_BUFF_SIZE - 1; + if (rwind > call->tx_winsize) + wake = true; + call->tx_winsize = rwind; + } + if (call->cong_ssthresh > rwind) call->cong_ssthresh = rwind;
@@ -672,6 +678,9 @@ static void rxrpc_input_ackinfo(struct rxrpc_call *call, struct sk_buff *skb, spin_unlock_bh(&peer->lock); _net("Net MTU %u (maxdata %u)", peer->mtu, peer->maxdata); } + + if (wake) + wake_up(&call->waitq); }
/* diff --git a/net/socket.c b/net/socket.c index 6bbccf05854f..05f13b24572c 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1702,6 +1702,7 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size, /* We assume all kernel code knows the size of sockaddr_storage */ msg.msg_namelen = 0; msg.msg_iocb = NULL; + msg.msg_flags = 0; if (sock->file->f_flags & O_NONBLOCK) flags |= MSG_DONTWAIT; err = sock_recvmsg(sock, &msg, flags); diff --git a/sound/soc/intel/skylake/skl-sst-utils.c b/sound/soc/intel/skylake/skl-sst-utils.c index ea162fbf68e5..d5adc04bb724 100644 --- a/sound/soc/intel/skylake/skl-sst-utils.c +++ b/sound/soc/intel/skylake/skl-sst-utils.c @@ -295,6 +295,7 @@ int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw, struct uuid_module *module; struct firmware stripped_fw; unsigned int safe_file; + int ret = 0;
/* Get the FW pointer to derive ADSP header */ stripped_fw.data = fw->data; @@ -343,8 +344,10 @@ int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw,
for (i = 0; i < num_entry; i++, mod_entry++) { module = kzalloc(sizeof(*module), GFP_KERNEL); - if (!module) - return -ENOMEM; + if (!module) { + ret = -ENOMEM; + goto free_uuid_list; + }
uuid_bin = (uuid_le *)mod_entry->uuid.id; memcpy(&module->uuid, uuid_bin, sizeof(module->uuid)); @@ -355,8 +358,8 @@ int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw, size = sizeof(int) * mod_entry->instance_max_count; module->instance_id = devm_kzalloc(ctx->dev, size, GFP_KERNEL); if (!module->instance_id) { - kfree(module); - return -ENOMEM; + ret = -ENOMEM; + goto free_uuid_list; }
list_add_tail(&module->list, &skl->uuid_list); @@ -367,6 +370,10 @@ int snd_skl_parse_uuids(struct sst_dsp *ctx, const struct firmware *fw, }
return 0; + +free_uuid_list: + skl_freeup_uuid_list(skl); + return ret; }
void skl_freeup_uuid_list(struct skl_sst *ctx) diff --git a/sound/soc/sh/rcar/cmd.c b/sound/soc/sh/rcar/cmd.c index abb5eaac854a..7d92a24b7cfa 100644 --- a/sound/soc/sh/rcar/cmd.c +++ b/sound/soc/sh/rcar/cmd.c @@ -31,23 +31,24 @@ static int rsnd_cmd_init(struct rsnd_mod *mod, struct rsnd_mod *mix = rsnd_io_to_mod_mix(io); struct device *dev = rsnd_priv_to_dev(priv); u32 data; + u32 path[] = { + [1] = 1 << 0, + [5] = 1 << 8, + [6] = 1 << 12, + [9] = 1 << 15, + };
if (!mix && !dvc) return 0;
+ if (ARRAY_SIZE(path) < rsnd_mod_id(mod) + 1) + return -ENXIO; + if (mix) { struct rsnd_dai *rdai; struct rsnd_mod *src; struct rsnd_dai_stream *tio; int i; - u32 path[] = { - [0] = 0, - [1] = 1 << 0, - [2] = 0, - [3] = 0, - [4] = 0, - [5] = 1 << 8 - };
/* * it is assuming that integrater is well understanding about @@ -70,16 +71,19 @@ static int rsnd_cmd_init(struct rsnd_mod *mod, } else { struct rsnd_mod *src = rsnd_io_to_mod_src(io);
- u32 path[] = { - [0] = 0x30000, - [1] = 0x30001, - [2] = 0x40000, - [3] = 0x10000, - [4] = 0x20000, - [5] = 0x40100 + u8 cmd_case[] = { + [0] = 0x3, + [1] = 0x3, + [2] = 0x4, + [3] = 0x1, + [4] = 0x2, + [5] = 0x4, + [6] = 0x1, + [9] = 0x2, };
- data = path[rsnd_mod_id(src)]; + data = path[rsnd_mod_id(src)] | + cmd_case[rsnd_mod_id(src)] << 16; }
dev_dbg(dev, "ctu/mix path = 0x%08x", data); diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c index 6bc93cbb3049..edeb74a13c0f 100644 --- a/sound/soc/sh/rcar/dma.c +++ b/sound/soc/sh/rcar/dma.c @@ -361,6 +361,20 @@ static u32 rsnd_dmapp_read(struct rsnd_dma *dma, u32 reg) return ioread32(rsnd_dmapp_addr(dmac, dma, reg)); }
+static void rsnd_dmapp_bset(struct rsnd_dma *dma, u32 data, u32 mask, u32 reg) +{ + struct rsnd_mod *mod = rsnd_mod_get(dma); + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct rsnd_dma_ctrl *dmac = rsnd_priv_to_dmac(priv); + volatile void __iomem *addr = rsnd_dmapp_addr(dmac, dma, reg); + u32 val = ioread32(addr); + + val &= ~mask; + val |= (data & mask); + + iowrite32(val, addr); +} + static int rsnd_dmapp_stop(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) @@ -368,10 +382,10 @@ static int rsnd_dmapp_stop(struct rsnd_mod *mod, struct rsnd_dma *dma = rsnd_mod_to_dma(mod); int i;
- rsnd_dmapp_write(dma, 0, PDMACHCR); + rsnd_dmapp_bset(dma, 0, PDMACHCR_DE, PDMACHCR);
for (i = 0; i < 1024; i++) { - if (0 == rsnd_dmapp_read(dma, PDMACHCR)) + if (0 == (rsnd_dmapp_read(dma, PDMACHCR) & PDMACHCR_DE)) return 0; udelay(1); } diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 6cb6db005fc4..560cf4b51a99 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -172,10 +172,15 @@ static u32 rsnd_ssi_run_mods(struct rsnd_dai_stream *io) { struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); + u32 mods;
- return rsnd_ssi_multi_slaves_runtime(io) | - 1 << rsnd_mod_id(ssi_mod) | - 1 << rsnd_mod_id(ssi_parent_mod); + mods = rsnd_ssi_multi_slaves_runtime(io) | + 1 << rsnd_mod_id(ssi_mod); + + if (ssi_parent_mod) + mods |= 1 << rsnd_mod_id(ssi_parent_mod); + + return mods; }
u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io) diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index f7b35e178582..f199d5b11d76 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -202,7 +202,7 @@ void symbols__fixup_end(struct rb_root *symbols)
/* Last entry */ if (curr->end == curr->start) - curr->end = roundup(curr->start, 4096); + curr->end = roundup(curr->start, 4096) + 4096; }
void __map_groups__fixup_end(struct map_groups *mg, enum map_type type) diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile index bbab7f4664ac..d116a19477a7 100644 --- a/tools/testing/selftests/vm/Makefile +++ b/tools/testing/selftests/vm/Makefile @@ -1,5 +1,9 @@ # Makefile for vm selftests
+ifndef OUTPUT + OUTPUT := $(shell pwd) +endif + CFLAGS = -Wall -I ../../../../usr/include $(EXTRA_CFLAGS) BINARIES = compaction_test BINARIES += hugepage-mmap
linux-stable-mirror@lists.linaro.org
-
Greg KH