diff --git a/Makefile b/Makefile index 232dee1140c1..df86b39267ce 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 58 +SUBLEVEL = 59 EXTRAVERSION = NAME = Dare mighty things
diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi index 597388f87127..bc4bb5dd8bae 100644 --- a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi +++ b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi @@ -271,12 +271,12 @@ &du_out_rgb { &ehci0 { dr_mode = "otg"; status = "okay"; - clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>; + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, <&usb2_clksel>, <&versaclock5 3>; };
&ehci1 { status = "okay"; - clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>; + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, <&usb2_clksel>, <&versaclock5 3>; };
&hdmi0 { diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi index 289cf711307d..e3773b05c403 100644 --- a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi +++ b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi @@ -295,8 +295,10 @@ &sdhi3 { status = "okay"; };
-&usb_extal_clk { - clock-frequency = <50000000>; +&usb2_clksel { + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, + <&versaclock5 3>, <&usb3s0_clk>; + status = "okay"; };
&usb3s0_clk { diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi index db091fa75115..c58a0846db50 100644 --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi @@ -836,6 +836,21 @@ hsusb: usb@e6590000 { status = "disabled"; };
+ usb2_clksel: clock-controller@e6590630 { + compatible = "renesas,r8a774a1-rcar-usb2-clock-sel", + "renesas,rcar-gen3-usb2-clock-sel"; + reg = <0 0xe6590630 0 0x02>; + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, + <&usb_extal_clk>, <&usb3s0_clk>; + clock-names = "ehci_ohci", "hs-usb-if", + "usb_extal", "usb_xtal"; + #clock-cells = <0>; + power-domains = <&sysc R8A774A1_PD_ALWAYS_ON>; + resets = <&cpg 703>, <&cpg 704>; + reset-names = "ehci_ohci", "hs-usb-if"; + status = "disabled"; + }; + usb_dmac0: dma-controller@e65a0000 { compatible = "renesas,r8a774a1-usb-dmac", "renesas,usb-dmac"; diff --git a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi index 39a1a26ffb54..9ebf6e58ba31 100644 --- a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi @@ -709,6 +709,21 @@ hsusb: usb@e6590000 { status = "disabled"; };
+ usb2_clksel: clock-controller@e6590630 { + compatible = "renesas,r8a774b1-rcar-usb2-clock-sel", + "renesas,rcar-gen3-usb2-clock-sel"; + reg = <0 0xe6590630 0 0x02>; + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, + <&usb_extal_clk>, <&usb3s0_clk>; + clock-names = "ehci_ohci", "hs-usb-if", + "usb_extal", "usb_xtal"; + #clock-cells = <0>; + power-domains = <&sysc R8A774B1_PD_ALWAYS_ON>; + resets = <&cpg 703>, <&cpg 704>; + reset-names = "ehci_ohci", "hs-usb-if"; + status = "disabled"; + }; + usb_dmac0: dma-controller@e65a0000 { compatible = "renesas,r8a774b1-usb-dmac", "renesas,usb-dmac"; diff --git a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi index c29643442e91..708258696b4f 100644 --- a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi @@ -890,6 +890,21 @@ hsusb: usb@e6590000 { status = "disabled"; };
+ usb2_clksel: clock-controller@e6590630 { + compatible = "renesas,r8a774e1-rcar-usb2-clock-sel", + "renesas,rcar-gen3-usb2-clock-sel"; + reg = <0 0xe6590630 0 0x02>; + clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>, + <&usb_extal_clk>, <&usb3s0_clk>; + clock-names = "ehci_ohci", "hs-usb-if", + "usb_extal", "usb_xtal"; + #clock-cells = <0>; + power-domains = <&sysc R8A774E1_PD_ALWAYS_ON>; + resets = <&cpg 703>, <&cpg 704>; + reset-names = "ehci_ohci", "hs-usb-if"; + status = "disabled"; + }; + usb_dmac0: dma-controller@e65a0000 { compatible = "renesas,r8a774e1-usb-dmac", "renesas,usb-dmac"; diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 01547bdbfb06..6c82ef22985d 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -124,7 +124,7 @@ static void sev_asid_free(int asid)
for_each_possible_cpu(cpu) { sd = per_cpu(svm_data, cpu); - sd->sev_vmcbs[pos] = NULL; + sd->sev_vmcbs[asid] = NULL; }
mutex_unlock(&sev_bitmap_lock); diff --git a/drivers/firmware/broadcom/tee_bnxt_fw.c b/drivers/firmware/broadcom/tee_bnxt_fw.c index ed10da5313e8..a5bf4c3f6dc7 100644 --- a/drivers/firmware/broadcom/tee_bnxt_fw.c +++ b/drivers/firmware/broadcom/tee_bnxt_fw.c @@ -212,10 +212,9 @@ static int tee_bnxt_fw_probe(struct device *dev)
pvt_data.dev = dev;
- fw_shm_pool = tee_shm_alloc(pvt_data.ctx, MAX_SHM_MEM_SZ, - TEE_SHM_MAPPED | TEE_SHM_DMA_BUF); + fw_shm_pool = tee_shm_alloc_kernel_buf(pvt_data.ctx, MAX_SHM_MEM_SZ); if (IS_ERR(fw_shm_pool)) { - dev_err(pvt_data.dev, "tee_shm_alloc failed\n"); + dev_err(pvt_data.dev, "tee_shm_alloc_kernel_buf failed\n"); err = PTR_ERR(fw_shm_pool); goto out_sess; } @@ -242,6 +241,14 @@ static int tee_bnxt_fw_remove(struct device *dev) return 0; }
+static void tee_bnxt_fw_shutdown(struct device *dev) +{ + tee_shm_free(pvt_data.fw_shm_pool); + tee_client_close_session(pvt_data.ctx, pvt_data.session_id); + tee_client_close_context(pvt_data.ctx); + pvt_data.ctx = NULL; +} + static const struct tee_client_device_id tee_bnxt_fw_id_table[] = { {UUID_INIT(0x6272636D, 0x2019, 0x0716, 0x42, 0x43, 0x4D, 0x5F, 0x53, 0x43, 0x48, 0x49)}, @@ -257,6 +264,7 @@ static struct tee_client_driver tee_bnxt_fw_driver = { .bus = &tee_bus_type, .probe = tee_bnxt_fw_probe, .remove = tee_bnxt_fw_remove, + .shutdown = tee_bnxt_fw_shutdown, }, };
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 0c26f5bcc523..962831cdde4d 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1191,9 +1191,8 @@ static int xemaclite_of_probe(struct platform_device *ofdev) }
dev_info(dev, - "Xilinx EmacLite at 0x%08X mapped to 0x%08X, irq=%d\n", - (unsigned int __force)ndev->mem_start, - (unsigned int __force)lp->base_addr, ndev->irq); + "Xilinx EmacLite at 0x%08X mapped to 0x%p, irq=%d\n", + (unsigned int __force)ndev->mem_start, lp->base_addr, ndev->irq); return 0;
error: diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 7d005896a0f9..f7a13529e4ad 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -283,7 +283,7 @@ static struct channel *ppp_find_channel(struct ppp_net *pn, int unit); static int ppp_connect_channel(struct channel *pch, int unit); static int ppp_disconnect_channel(struct channel *pch); static void ppp_destroy_channel(struct channel *pch); -static int unit_get(struct idr *p, void *ptr); +static int unit_get(struct idr *p, void *ptr, int min); static int unit_set(struct idr *p, void *ptr, int n); static void unit_put(struct idr *p, int n); static void *unit_find(struct idr *p, int n); @@ -1045,9 +1045,20 @@ static int ppp_unit_register(struct ppp *ppp, int unit, bool ifname_is_set) mutex_lock(&pn->all_ppp_mutex);
if (unit < 0) { - ret = unit_get(&pn->units_idr, ppp); + ret = unit_get(&pn->units_idr, ppp, 0); if (ret < 0) goto err; + if (!ifname_is_set) { + while (1) { + snprintf(ppp->dev->name, IFNAMSIZ, "ppp%i", ret); + if (!__dev_get_by_name(ppp->ppp_net, ppp->dev->name)) + break; + unit_put(&pn->units_idr, ret); + ret = unit_get(&pn->units_idr, ppp, ret + 1); + if (ret < 0) + goto err; + } + } } else { /* Caller asked for a specific unit number. Fail with -EEXIST * if unavailable. For backward compatibility, return -EEXIST @@ -3378,9 +3389,9 @@ static int unit_set(struct idr *p, void *ptr, int n) }
/* get new free unit number and associate pointer with it */ -static int unit_get(struct idr *p, void *ptr) +static int unit_get(struct idr *p, void *ptr, int min) { - return idr_alloc(p, ptr, 0, 0, GFP_KERNEL); + return idr_alloc(p, ptr, min, 0, GFP_KERNEL); }
/* put unit number back to a pool */ diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c index 1231ce56e712..f8f1594bea43 100644 --- a/drivers/tee/optee/call.c +++ b/drivers/tee/optee/call.c @@ -181,7 +181,7 @@ static struct tee_shm *get_msg_arg(struct tee_context *ctx, size_t num_params, struct optee_msg_arg *ma;
shm = tee_shm_alloc(ctx, OPTEE_MSG_GET_ARG_SIZE(num_params), - TEE_SHM_MAPPED); + TEE_SHM_MAPPED | TEE_SHM_PRIV); if (IS_ERR(shm)) return shm;
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c index 7b17248f1527..823a81d8ff0e 100644 --- a/drivers/tee/optee/core.c +++ b/drivers/tee/optee/core.c @@ -278,7 +278,8 @@ static void optee_release(struct tee_context *ctx) if (!ctxdata) return;
- shm = tee_shm_alloc(ctx, sizeof(struct optee_msg_arg), TEE_SHM_MAPPED); + shm = tee_shm_alloc(ctx, sizeof(struct optee_msg_arg), + TEE_SHM_MAPPED | TEE_SHM_PRIV); if (!IS_ERR(shm)) { arg = tee_shm_get_va(shm, 0); /* diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c index 6cbb3643c6c4..9dbdd783d6f2 100644 --- a/drivers/tee/optee/rpc.c +++ b/drivers/tee/optee/rpc.c @@ -313,7 +313,7 @@ static void handle_rpc_func_cmd_shm_alloc(struct tee_context *ctx, shm = cmd_alloc_suppl(ctx, sz); break; case OPTEE_MSG_RPC_SHM_TYPE_KERNEL: - shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED); + shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED | TEE_SHM_PRIV); break; default: arg->ret = TEEC_ERROR_BAD_PARAMETERS; @@ -501,7 +501,8 @@ void optee_handle_rpc(struct tee_context *ctx, struct optee_rpc_param *param,
switch (OPTEE_SMC_RETURN_GET_RPC_FUNC(param->a0)) { case OPTEE_SMC_RPC_FUNC_ALLOC: - shm = tee_shm_alloc(ctx, param->a1, TEE_SHM_MAPPED); + shm = tee_shm_alloc(ctx, param->a1, + TEE_SHM_MAPPED | TEE_SHM_PRIV); if (!IS_ERR(shm) && !tee_shm_get_pa(shm, 0, &pa)) { reg_pair_from_64(¶m->a1, ¶m->a2, pa); reg_pair_from_64(¶m->a4, ¶m->a5, diff --git a/drivers/tee/optee/shm_pool.c b/drivers/tee/optee/shm_pool.c index da06ce9b9313..c41a9a501a6e 100644 --- a/drivers/tee/optee/shm_pool.c +++ b/drivers/tee/optee/shm_pool.c @@ -27,7 +27,11 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm, shm->paddr = page_to_phys(page); shm->size = PAGE_SIZE << order;
- if (shm->flags & TEE_SHM_DMA_BUF) { + /* + * Shared memory private to the OP-TEE driver doesn't need + * to be registered with OP-TEE. + */ + if (!(shm->flags & TEE_SHM_PRIV)) { unsigned int nr_pages = 1 << order, i; struct page **pages;
@@ -60,7 +64,7 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm, static void pool_op_free(struct tee_shm_pool_mgr *poolm, struct tee_shm *shm) { - if (shm->flags & TEE_SHM_DMA_BUF) + if (!(shm->flags & TEE_SHM_PRIV)) optee_shm_unregister(shm->ctx, shm);
free_pages((unsigned long)shm->kaddr, get_order(shm->size)); diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c index c65e44707cd6..8a9384a64f3e 100644 --- a/drivers/tee/tee_shm.c +++ b/drivers/tee/tee_shm.c @@ -117,7 +117,7 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags) return ERR_PTR(-EINVAL); }
- if ((flags & ~(TEE_SHM_MAPPED | TEE_SHM_DMA_BUF))) { + if ((flags & ~(TEE_SHM_MAPPED | TEE_SHM_DMA_BUF | TEE_SHM_PRIV))) { dev_err(teedev->dev.parent, "invalid shm flags 0x%x", flags); return ERR_PTR(-EINVAL); } @@ -207,7 +207,7 @@ EXPORT_SYMBOL_GPL(tee_shm_alloc); */ struct tee_shm *tee_shm_alloc_kernel_buf(struct tee_context *ctx, size_t size) { - return tee_shm_alloc(ctx, size, TEE_SHM_MAPPED | TEE_SHM_DMA_BUF); + return tee_shm_alloc(ctx, size, TEE_SHM_MAPPED); } EXPORT_SYMBOL_GPL(tee_shm_alloc_kernel_buf);
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 71ec3025686f..e87cf3a00fa4 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -297,6 +297,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd) if (pdev->vendor == PCI_VENDOR_ID_STMICRO && pdev->device == PCI_DEVICE_ID_STMICRO_USB_HOST) ; /* ConneXT has no sbrn register */ + else if (pdev->vendor == PCI_VENDOR_ID_HUAWEI + && pdev->device == 0xa239) + ; /* HUAWEI Kunpeng920 USB EHCI has no sbrn register */ else pci_read_config_byte(pdev, 0x60, &ehci->sbrn);
diff --git a/fs/namespace.c b/fs/namespace.c index c7fbb50a5aaa..175312428cdf 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1919,6 +1919,20 @@ void drop_collected_mounts(struct vfsmount *mnt) namespace_unlock(); }
+static bool has_locked_children(struct mount *mnt, struct dentry *dentry) +{ + struct mount *child; + + list_for_each_entry(child, &mnt->mnt_mounts, mnt_child) { + if (!is_subdir(child->mnt_mountpoint, dentry)) + continue; + + if (child->mnt.mnt_flags & MNT_LOCKED) + return true; + } + return false; +} + /** * clone_private_mount - create a private clone of a path * @@ -1933,10 +1947,19 @@ struct vfsmount *clone_private_mount(const struct path *path) struct mount *old_mnt = real_mount(path->mnt); struct mount *new_mnt;
+ down_read(&namespace_sem); if (IS_MNT_UNBINDABLE(old_mnt)) - return ERR_PTR(-EINVAL); + goto invalid; + + if (!check_mnt(old_mnt)) + goto invalid; + + if (has_locked_children(old_mnt, path->dentry)) + goto invalid;
new_mnt = clone_mnt(old_mnt, path->dentry, CL_PRIVATE); + up_read(&namespace_sem); + if (IS_ERR(new_mnt)) return ERR_CAST(new_mnt);
@@ -1944,6 +1967,10 @@ struct vfsmount *clone_private_mount(const struct path *path) new_mnt->mnt_ns = MNT_NS_INTERNAL;
return &new_mnt->mnt; + +invalid: + up_read(&namespace_sem); + return ERR_PTR(-EINVAL); } EXPORT_SYMBOL_GPL(clone_private_mount);
@@ -2295,19 +2322,6 @@ static int do_change_type(struct path *path, int ms_flags) return err; }
-static bool has_locked_children(struct mount *mnt, struct dentry *dentry) -{ - struct mount *child; - list_for_each_entry(child, &mnt->mnt_mounts, mnt_child) { - if (!is_subdir(child->mnt_mountpoint, dentry)) - continue; - - if (child->mnt.mnt_flags & MNT_LOCKED) - return true; - } - return false; -} - static struct mount *__do_loopback(struct path *old_path, int recurse) { struct mount *mnt = ERR_PTR(-EINVAL), *old = real_mount(old_path->mnt); diff --git a/fs/vboxsf/dir.c b/fs/vboxsf/dir.c index 4d569f14a8d8..0664787f2b74 100644 --- a/fs/vboxsf/dir.c +++ b/fs/vboxsf/dir.c @@ -253,7 +253,7 @@ static int vboxsf_dir_instantiate(struct inode *parent, struct dentry *dentry, }
static int vboxsf_dir_create(struct inode *parent, struct dentry *dentry, - umode_t mode, int is_dir) + umode_t mode, bool is_dir, bool excl, u64 *handle_ret) { struct vboxsf_inode *sf_parent_i = VBOXSF_I(parent); struct vboxsf_sbi *sbi = VBOXSF_SBI(parent->i_sb); @@ -261,10 +261,12 @@ static int vboxsf_dir_create(struct inode *parent, struct dentry *dentry, int err;
params.handle = SHFL_HANDLE_NIL; - params.create_flags = SHFL_CF_ACT_CREATE_IF_NEW | - SHFL_CF_ACT_FAIL_IF_EXISTS | - SHFL_CF_ACCESS_READWRITE | - (is_dir ? SHFL_CF_DIRECTORY : 0); + params.create_flags = SHFL_CF_ACT_CREATE_IF_NEW | SHFL_CF_ACCESS_READWRITE; + if (is_dir) + params.create_flags |= SHFL_CF_DIRECTORY; + if (excl) + params.create_flags |= SHFL_CF_ACT_FAIL_IF_EXISTS; + params.info.attr.mode = (mode & 0777) | (is_dir ? SHFL_TYPE_DIRECTORY : SHFL_TYPE_FILE); params.info.attr.additional = SHFLFSOBJATTRADD_NOTHING; @@ -276,28 +278,32 @@ static int vboxsf_dir_create(struct inode *parent, struct dentry *dentry, if (params.result != SHFL_FILE_CREATED) return -EPERM;
- vboxsf_close(sbi->root, params.handle); - err = vboxsf_dir_instantiate(parent, dentry, ¶ms.info); if (err) - return err; + goto out;
/* parent directory access/change time changed */ sf_parent_i->force_restat = 1;
- return 0; +out: + if (err == 0 && handle_ret) + *handle_ret = params.handle; + else + vboxsf_close(sbi->root, params.handle); + + return err; }
static int vboxsf_dir_mkfile(struct inode *parent, struct dentry *dentry, umode_t mode, bool excl) { - return vboxsf_dir_create(parent, dentry, mode, 0); + return vboxsf_dir_create(parent, dentry, mode, false, excl, NULL); }
static int vboxsf_dir_mkdir(struct inode *parent, struct dentry *dentry, umode_t mode) { - return vboxsf_dir_create(parent, dentry, mode, 1); + return vboxsf_dir_create(parent, dentry, mode, true, true, NULL); }
static int vboxsf_dir_unlink(struct inode *parent, struct dentry *dentry) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 9d0c454d23cd..63b550403317 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -445,7 +445,7 @@ struct zone { */ long lowmem_reserve[MAX_NR_ZONES];
-#ifdef CONFIG_NUMA +#ifdef CONFIG_NEED_MULTIPLE_NODES int node; #endif struct pglist_data *zone_pgdat; @@ -896,7 +896,7 @@ static inline bool populated_zone(struct zone *zone) return zone->present_pages; }
-#ifdef CONFIG_NUMA +#ifdef CONFIG_NEED_MULTIPLE_NODES static inline int zone_to_nid(struct zone *zone) { return zone->node; diff --git a/include/linux/security.h b/include/linux/security.h index 39642626a707..7ef74d01b8e7 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -120,6 +120,7 @@ enum lockdown_reason { LOCKDOWN_MMIOTRACE, LOCKDOWN_DEBUGFS, LOCKDOWN_XMON_WR, + LOCKDOWN_BPF_WRITE_USER, LOCKDOWN_INTEGRITY_MAX, LOCKDOWN_KCORE, LOCKDOWN_KPROBES, diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 9b24cc3d3024..459e9a76d7e6 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -27,6 +27,7 @@ #define TEE_SHM_USER_MAPPED BIT(4) /* Memory mapped in user space */ #define TEE_SHM_POOL BIT(5) /* Memory allocated from pool */ #define TEE_SHM_KERNEL_MAPPED BIT(6) /* Memory mapped in kernel space */ +#define TEE_SHM_PRIV BIT(7) /* Memory private to TEE driver */
struct device; struct tee_device; diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 216329c23f18..ba644760f507 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -1272,12 +1272,13 @@ bpf_tracing_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) return &bpf_get_numa_node_id_proto; case BPF_FUNC_perf_event_read: return &bpf_perf_event_read_proto; - case BPF_FUNC_probe_write_user: - return bpf_get_probe_write_proto(); case BPF_FUNC_current_task_under_cgroup: return &bpf_current_task_under_cgroup_proto; case BPF_FUNC_get_prandom_u32: return &bpf_get_prandom_u32_proto; + case BPF_FUNC_probe_write_user: + return security_locked_down(LOCKDOWN_BPF_WRITE_USER) < 0 ? + NULL : bpf_get_probe_write_proto(); case BPF_FUNC_probe_read_user: return &bpf_probe_read_user_proto; case BPF_FUNC_probe_read_kernel: diff --git a/security/security.c b/security/security.c index a28045dc9e7f..1c696bce8e1c 100644 --- a/security/security.c +++ b/security/security.c @@ -58,6 +58,7 @@ const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1] = { [LOCKDOWN_MMIOTRACE] = "unsafe mmio", [LOCKDOWN_DEBUGFS] = "debugfs access", [LOCKDOWN_XMON_WR] = "xmon write access", + [LOCKDOWN_BPF_WRITE_USER] = "use of bpf to write user RAM", [LOCKDOWN_INTEGRITY_MAX] = "integrity", [LOCKDOWN_KCORE] = "/proc/kcore access", [LOCKDOWN_KPROBES] = "use of kprobes", diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index b36c8d94d4da..c5ef5182fcf1 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -251,7 +251,10 @@ static bool hw_support_mmap(struct snd_pcm_substream *substream)
switch (substream->dma_buffer.dev.type) { case SNDRV_DMA_TYPE_UNKNOWN: - return false; + /* we can't know the device, so just assume that the driver does + * everything right + */ + return true; case SNDRV_DMA_TYPE_CONTINUOUS: case SNDRV_DMA_TYPE_VMALLOC: return true; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 4556ce9a4b15..beb5fb03e388 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -8357,6 +8357,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x87f4, "HP", ALC287_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x87f5, "HP", ALC287_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP), + SND_PCI_QUIRK(0x103c, 0x8805, "HP ProBook 650 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x880d, "HP EliteBook 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8847, "HP EliteBook x360 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED), @@ -8389,6 +8390,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x16e3, "ASUS UX50", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x1740, "ASUS UX430UA", ALC295_FIXUP_ASUS_DACS), SND_PCI_QUIRK(0x1043, 0x17d1, "ASUS UX431FL", ALC294_FIXUP_ASUS_DUAL_SPK), + SND_PCI_QUIRK(0x1043, 0x1662, "ASUS GV301QH", ALC294_FIXUP_ASUS_DUAL_SPK), SND_PCI_QUIRK(0x1043, 0x1881, "ASUS Zephyrus S/M", ALC294_FIXUP_ASUS_GX502_PINS), SND_PCI_QUIRK(0x1043, 0x18b1, "Asus MJ401TA", ALC256_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x18f1, "Asus FX505DT", ALC256_FIXUP_ASUS_HEADSET_MIC), diff --git a/tools/testing/selftests/resctrl/resctrl.h b/tools/testing/selftests/resctrl/resctrl.h index 9dcc96e1ad3d..36da6136af96 100644 --- a/tools/testing/selftests/resctrl/resctrl.h +++ b/tools/testing/selftests/resctrl/resctrl.h @@ -28,10 +28,6 @@ #define RESCTRL_PATH "/sys/fs/resctrl" #define PHYS_ID_PATH "/sys/devices/system/cpu/cpu" #define CBM_MASK_PATH "/sys/fs/resctrl/info" -#define L3_PATH "/sys/fs/resctrl/info/L3" -#define MB_PATH "/sys/fs/resctrl/info/MB" -#define L3_MON_PATH "/sys/fs/resctrl/info/L3_MON" -#define L3_MON_FEATURES_PATH "/sys/fs/resctrl/info/L3_MON/mon_features"
#define PARENT_EXIT(err_msg) \ do { \ @@ -83,7 +79,7 @@ int remount_resctrlfs(bool mum_resctrlfs); int get_resource_id(int cpu_no, int *resource_id); int umount_resctrlfs(void); int validate_bw_report_request(char *bw_report); -bool validate_resctrl_feature_request(const char *resctrl_val); +bool validate_resctrl_feature_request(char *resctrl_val); char *fgrep(FILE *inf, const char *str); int taskset_benchmark(pid_t bm_pid, int cpu_no); void run_benchmark(int signum, siginfo_t *info, void *ucontext); diff --git a/tools/testing/selftests/resctrl/resctrlfs.c b/tools/testing/selftests/resctrl/resctrlfs.c index b57170f53861..4174e48e06d1 100644 --- a/tools/testing/selftests/resctrl/resctrlfs.c +++ b/tools/testing/selftests/resctrl/resctrlfs.c @@ -616,56 +616,26 @@ char *fgrep(FILE *inf, const char *str) * validate_resctrl_feature_request - Check if requested feature is valid. * @resctrl_val: Requested feature * - * Return: True if the feature is supported, else false + * Return: 0 on success, non-zero on failure */ -bool validate_resctrl_feature_request(const char *resctrl_val) +bool validate_resctrl_feature_request(char *resctrl_val) { - struct stat statbuf; + FILE *inf = fopen("/proc/cpuinfo", "r"); bool found = false; char *res; - FILE *inf;
- if (!resctrl_val) + if (!inf) return false;
- if (remount_resctrlfs(false)) - return false; + res = fgrep(inf, "flags");
- if (!strncmp(resctrl_val, CAT_STR, sizeof(CAT_STR))) { - if (!stat(L3_PATH, &statbuf)) - return true; - } else if (!strncmp(resctrl_val, MBA_STR, sizeof(MBA_STR))) { - if (!stat(MB_PATH, &statbuf)) - return true; - } else if (!strncmp(resctrl_val, MBM_STR, sizeof(MBM_STR)) || - !strncmp(resctrl_val, CMT_STR, sizeof(CMT_STR))) { - if (!stat(L3_MON_PATH, &statbuf)) { - inf = fopen(L3_MON_FEATURES_PATH, "r"); - if (!inf) - return false; - - if (!strncmp(resctrl_val, CMT_STR, sizeof(CMT_STR))) { - res = fgrep(inf, "llc_occupancy"); - if (res) { - found = true; - free(res); - } - } - - if (!strncmp(resctrl_val, MBM_STR, sizeof(MBM_STR))) { - res = fgrep(inf, "mbm_total_bytes"); - if (res) { - free(res); - res = fgrep(inf, "mbm_local_bytes"); - if (res) { - found = true; - free(res); - } - } - } - fclose(inf); - } + if (res) { + char *s = strchr(res, ':'); + + found = s && !strstr(s, resctrl_val); + free(res); } + fclose(inf);
return found; }