Tree/Branch: master
Git describe: v4.7-rc6-73-gbc86765
Commit: bc86765181 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Build Time: 79 min 43 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 4
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 0 mismatches : arm64-allmodconfig
3 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 4
1 ../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 3 warnings, 0 section mismatches
Warnings:
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
Tree/Branch: next-20160706
Git describe: next-20160706
Commit: bdf410d9fe Add linux-next specific files for 20160706
Build Time: 85 min 46 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 6
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
6 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 6
1 ../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 6 warnings, 0 section mismatches
Warnings:
../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm64-allmodconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
Tree/Branch: next-20160705
Git describe: next-20160705
Commit: 5786869c1b Add linux-next specific files for 20160705
Build Time: 75 min 0 sec
Passed: 7 / 9 ( 77.78 %)
Failed: 2 / 9 ( 22.22 %)
Errors: 0
Warnings: 6
Section Mismatches: 12
Failed defconfigs:
arm64-allmodconfig
arm-allmodconfig
Errors:
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
0 warnings 8 mismatches : arm64-allmodconfig
6 warnings 4 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 6
1 ../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
Section Mismatch Summary: 12
1 WARNING: vmlinux.o(.text+0x1ddacc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: vmlinux.o(.text+0x1ddac4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: vmlinux.o(.text+0x18486c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x8eec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x8ee4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x6784): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x90ec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x90e4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x6974): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x17fccc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x17fcc4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x118074): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : FAIL, 0 errors, 0 warnings, 8 section mismatches
Section Mismatches:
WARNING: kernel/trace/libftrace.o(.text+0x8ee4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/libftrace.o(.text+0x8eec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x90e4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x90ec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x17fcc4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x17fccc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: vmlinux.o(.text+0x1ddac4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: vmlinux.o(.text+0x1ddacc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
-------------------------------------------------------------------------------
arm-allmodconfig : FAIL, 0 errors, 6 warnings, 4 section mismatches
Warnings:
../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
Section Mismatches:
WARNING: kernel/trace/libftrace.o(.text+0x6784): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x6974): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x118074): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: vmlinux.o(.text+0x18486c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
Hi Anders,
I resolved a conflicts when merge lsk 4.1 to lsk 4.1-rt. Could you like review it?
The merge branch pushed on lsk linux-linaro-lsk-v4.1-rt-test
Thanks
Alex
---
commit 72316324660f953a8daee9bf9fcf942f7851b516
Merge: e91b1cc 7c0ca54
Author: Alex Shi <alex.shi(a)linaro.org>
Date: Fri Jun 17 16:48:40 2016 +0800
Merge branch 'linux-linaro-lsk-v4.1' into linux-linaro-lsk-v4.1-rt
Conflicts:
backport cg-writeback in include/linux/cgroup.h
compatible with 28f83d2 futex: Handle unlock_pi race gracefull
in kernel/futex.c
diff --cc arch/arm64/Kconfig
index 1f05b35,2b5b0c5..d655358
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@@ -71,10 -72,9 +72,11 @@@ config ARM6
select HAVE_PERF_REGS
select HAVE_PERF_USER_STACK_DUMP
select HAVE_RCU_TABLE_FREE
+ select HAVE_PREEMPT_LAZY
select HAVE_SYSCALL_TRACEPOINTS
+ select IOMMU_DMA if IOMMU_SUPPORT
select IRQ_DOMAIN
+ select IRQ_FORCED_THREADING
select MODULES_USE_ELF_RELA
select NO_BOOTMEM
select OF
diff --cc include/linux/cgroup.h
index e3f81b7,56e7af9..1e6f683
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@@ -16,24 -16,266 +16,268 @@@
#include <linux/fs.h>
#include <linux/seq_file.h>
#include <linux/kernfs.h>
+#include <linux/wait.h>
+#include <linux/work-simple.h>
+ #include <linux/jump_label.h>
#include <linux/cgroup-defs.h>
-
#ifdef CONFIG_CGROUPS
+ /*
+ * All weight knobs on the default hierarhcy should use the following min,
+ * default and max values. The default value is the logarithmic center of
+ * MIN and MAX and allows 100x to be expressed in both directions.
+ */
+ #define CGROUP_WEIGHT_MIN 1
+ #define CGROUP_WEIGHT_DFL 100
+ #define CGROUP_WEIGHT_MAX 10000
+
+ /* a css_task_iter should be treated as an opaque object */
+ struct css_task_iter {
+ struct cgroup_subsys *ss;
+
+ struct list_head *cset_pos;
+ struct list_head *cset_head;
+
+ struct list_head *task_pos;
+ struct list_head *tasks_head;
+ struct list_head *mg_tasks_head;
+
+ struct css_set *cur_cset;
+ struct task_struct *cur_task;
+ struct list_head iters_node; /* css_set->task_iters */
+ };
- extern int cgroup_init_early(void);
- extern int cgroup_init(void);
- extern void cgroup_fork(struct task_struct *p);
- extern void cgroup_post_fork(struct task_struct *p);
- extern void cgroup_exit(struct task_struct *p);
- extern int cgroupstats_build(struct cgroupstats *stats,
- struct dentry *dentry);
+ extern struct cgroup_root cgrp_dfl_root;
+ extern struct css_set init_css_set;
+
+ #define SUBSYS(_x) extern struct cgroup_subsys _x ## _cgrp_subsys;
+ #include <linux/cgroup_subsys.h>
+ #undef SUBSYS
- extern int proc_cgroup_show(struct seq_file *m, struct pid_namespace *ns,
- struct pid *pid, struct task_struct *tsk);
+ #define SUBSYS(_x) \
+ extern struct static_key_true _x ## _cgrp_subsys_enabled_key; \
+ extern struct static_key_true _x ## _cgrp_subsys_on_dfl_key;
+ #include <linux/cgroup_subsys.h>
+ #undef SUBSYS
+
+ /**
+ * cgroup_subsys_enabled - fast test on whether a subsys is enabled
+ * @ss: subsystem in question
+ */
+ #define cgroup_subsys_enabled(ss) \
+ static_branch_likely(&ss ## _enabled_key)
+
+ /**
+ * cgroup_subsys_on_dfl - fast test on whether a subsys is on default hierarchy
+ * @ss: subsystem in question
+ */
+ #define cgroup_subsys_on_dfl(ss) \
+ static_branch_likely(&ss ## _on_dfl_key)
+
+ bool css_has_online_children(struct cgroup_subsys_state *css);
+ struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss);
+ struct cgroup_subsys_state *cgroup_get_e_css(struct cgroup *cgroup,
+ struct cgroup_subsys *ss);
+ struct cgroup_subsys_state *css_tryget_online_from_dir(struct dentry *dentry,
+ struct cgroup_subsys *ss);
+
+ bool cgroup_is_descendant(struct cgroup *cgrp, struct cgroup *ancestor);
+ int cgroup_attach_task_all(struct task_struct *from, struct task_struct *);
+ int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from);
+
+ int cgroup_add_dfl_cftypes(struct cgroup_subsys *ss, struct cftype *cfts);
+ int cgroup_add_legacy_cftypes(struct cgroup_subsys *ss, struct cftype *cfts);
+ int cgroup_rm_cftypes(struct cftype *cfts);
+ void cgroup_file_notify(struct cgroup_file *cfile);
+
+ char *task_cgroup_path(struct task_struct *task, char *buf, size_t buflen);
+ int cgroupstats_build(struct cgroupstats *stats, struct dentry *dentry);
+ int proc_cgroup_show(struct seq_file *m, struct pid_namespace *ns,
+ struct pid *pid, struct task_struct *tsk);
+
+ void cgroup_fork(struct task_struct *p);
+ extern int cgroup_can_fork(struct task_struct *p,
+ void *ss_priv[CGROUP_CANFORK_COUNT]);
+ extern void cgroup_cancel_fork(struct task_struct *p,
+ void *ss_priv[CGROUP_CANFORK_COUNT]);
+ extern void cgroup_post_fork(struct task_struct *p,
+ void *old_ss_priv[CGROUP_CANFORK_COUNT]);
+ void cgroup_exit(struct task_struct *p);
+ void cgroup_free(struct task_struct *p);
+
+ int cgroup_init_early(void);
+ int cgroup_init(void);
+
+ /*
+ * Iteration helpers and macros.
+ */
+
+ struct cgroup_subsys_state *css_next_child(struct cgroup_subsys_state *pos,
+ struct cgroup_subsys_state *parent);
+ struct cgroup_subsys_state *css_next_descendant_pre(struct cgroup_subsys_state *pos,
+ struct cgroup_subsys_state *css);
+ struct cgroup_subsys_state *css_rightmost_descendant(struct cgroup_subsys_state *pos);
+ struct cgroup_subsys_state *css_next_descendant_post(struct cgroup_subsys_state *pos,
+ struct cgroup_subsys_state *css);
+
+ struct task_struct *cgroup_taskset_first(struct cgroup_taskset *tset,
+ struct cgroup_subsys_state **dst_cssp);
+ struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset,
+ struct cgroup_subsys_state **dst_cssp);
+
+ void css_task_iter_start(struct cgroup_subsys_state *css,
+ struct css_task_iter *it);
+ struct task_struct *css_task_iter_next(struct css_task_iter *it);
+ void css_task_iter_end(struct css_task_iter *it);
+
+ /**
+ * css_for_each_child - iterate through children of a css
+ * @pos: the css * to use as the loop cursor
+ * @parent: css whose children to walk
+ *
+ * Walk @parent's children. Must be called under rcu_read_lock().
+ *
+ * If a subsystem synchronizes ->css_online() and the start of iteration, a
+ * css which finished ->css_online() is guaranteed to be visible in the
+ * future iterations and will stay visible until the last reference is put.
+ * A css which hasn't finished ->css_online() or already finished
+ * ->css_offline() may show up during traversal. It's each subsystem's
+ * responsibility to synchronize against on/offlining.
+ *
+ * It is allowed to temporarily drop RCU read lock during iteration. The
+ * caller is responsible for ensuring that @pos remains accessible until
+ * the start of the next iteration by, for example, bumping the css refcnt.
+ */
+ #define css_for_each_child(pos, parent) \
+ for ((pos) = css_next_child(NULL, (parent)); (pos); \
+ (pos) = css_next_child((pos), (parent)))
+
+ /**
+ * css_for_each_descendant_pre - pre-order walk of a css's descendants
+ * @pos: the css * to use as the loop cursor
+ * @root: css whose descendants to walk
+ *
+ * Walk @root's descendants. @root is included in the iteration and the
+ * first node to be visited. Must be called under rcu_read_lock().
+ *
+ * If a subsystem synchronizes ->css_online() and the start of iteration, a
+ * css which finished ->css_online() is guaranteed to be visible in the
+ * future iterations and will stay visible until the last reference is put.
+ * A css which hasn't finished ->css_online() or already finished
+ * ->css_offline() may show up during traversal. It's each subsystem's
+ * responsibility to synchronize against on/offlining.
+ *
+ * For example, the following guarantees that a descendant can't escape
+ * state updates of its ancestors.
+ *
+ * my_online(@css)
+ * {
+ * Lock @css's parent and @css;
+ * Inherit state from the parent;
+ * Unlock both.
+ * }
+ *
+ * my_update_state(@css)
+ * {
+ * css_for_each_descendant_pre(@pos, @css) {
+ * Lock @pos;
+ * if (@pos == @css)
+ * Update @css's state;
+ * else
+ * Verify @pos is alive and inherit state from its parent;
+ * Unlock @pos;
+ * }
+ * }
+ *
+ * As long as the inheriting step, including checking the parent state, is
+ * enclosed inside @pos locking, double-locking the parent isn't necessary
+ * while inheriting. The state update to the parent is guaranteed to be
+ * visible by walking order and, as long as inheriting operations to the
+ * same @pos are atomic to each other, multiple updates racing each other
+ * still result in the correct state. It's guaranateed that at least one
+ * inheritance happens for any css after the latest update to its parent.
+ *
+ * If checking parent's state requires locking the parent, each inheriting
+ * iteration should lock and unlock both @pos->parent and @pos.
+ *
+ * Alternatively, a subsystem may choose to use a single global lock to
+ * synchronize ->css_online() and ->css_offline() against tree-walking
+ * operations.
+ *
+ * It is allowed to temporarily drop RCU read lock during iteration. The
+ * caller is responsible for ensuring that @pos remains accessible until
+ * the start of the next iteration by, for example, bumping the css refcnt.
+ */
+ #define css_for_each_descendant_pre(pos, css) \
+ for ((pos) = css_next_descendant_pre(NULL, (css)); (pos); \
+ (pos) = css_next_descendant_pre((pos), (css)))
+
+ /**
+ * css_for_each_descendant_post - post-order walk of a css's descendants
+ * @pos: the css * to use as the loop cursor
+ * @css: css whose descendants to walk
+ *
+ * Similar to css_for_each_descendant_pre() but performs post-order
+ * traversal instead. @root is included in the iteration and the last
+ * node to be visited.
+ *
+ * If a subsystem synchronizes ->css_online() and the start of iteration, a
+ * css which finished ->css_online() is guaranteed to be visible in the
+ * future iterations and will stay visible until the last reference is put.
+ * A css which hasn't finished ->css_online() or already finished
+ * ->css_offline() may show up during traversal. It's each subsystem's
+ * responsibility to synchronize against on/offlining.
+ *
+ * Note that the walk visibility guarantee example described in pre-order
+ * walk doesn't apply the same to post-order walks.
+ */
+ #define css_for_each_descendant_post(pos, css) \
+ for ((pos) = css_next_descendant_post(NULL, (css)); (pos); \
+ (pos) = css_next_descendant_post((pos), (css)))
+
+ /**
+ * cgroup_taskset_for_each - iterate cgroup_taskset
+ * @task: the loop cursor
+ * @dst_css: the destination css
+ * @tset: taskset to iterate
+ *
+ * @tset may contain multiple tasks and they may belong to multiple
+ * processes.
+ *
+ * On the v2 hierarchy, there may be tasks from multiple processes and they
+ * may not share the source or destination csses.
+ *
+ * On traditional hierarchies, when there are multiple tasks in @tset, if a
+ * task of a process is in @tset, all tasks of the process are in @tset.
+ * Also, all are guaranteed to share the same source and destination csses.
+ *
+ * Iteration is not in any specific order.
+ */
+ #define cgroup_taskset_for_each(task, dst_css, tset) \
+ for ((task) = cgroup_taskset_first((tset), &(dst_css)); \
+ (task); \
+ (task) = cgroup_taskset_next((tset), &(dst_css)))
+
+ /**
+ * cgroup_taskset_for_each_leader - iterate group leaders in a cgroup_taskset
+ * @leader: the loop cursor
+ * @dst_css: the destination css
+ * @tset: takset to iterate
+ *
+ * Iterate threadgroup leaders of @tset. For single-task migrations, @tset
+ * may not contain any.
+ */
+ #define cgroup_taskset_for_each_leader(leader, dst_css, tset) \
+ for ((leader) = cgroup_taskset_first((tset), &(dst_css)); \
+ (leader); \
+ (leader) = cgroup_taskset_next((tset), &(dst_css))) \
+ if ((leader) != (leader)->group_leader) \
+ ; \
+ else
+
+ /*
+ * Inline functions.
+ */
/**
* css_get - obtain a reference on the specified css
diff --cc include/linux/sched.h
index 2fd062b,f40a1af..590e49b
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@@ -1769,20 -1698,14 +1761,20 @@@ struct task_struct
unsigned long trace;
/* bitmask and counter of trace recursion */
unsigned long trace_recursion;
+#ifdef CONFIG_WAKEUP_LATENCY_HIST
+ u64 preempt_timestamp_hist;
+#ifdef CONFIG_MISSED_TIMER_OFFSETS_HIST
+ long timer_offset;
+#endif
+#endif
#endif /* CONFIG_TRACING */
#ifdef CONFIG_MEMCG
- struct memcg_oom_info {
- struct mem_cgroup *memcg;
- gfp_t gfp_mask;
- int order;
- unsigned int may_oom:1;
- } memcg_oom;
+ struct mem_cgroup *memcg_in_oom;
+ gfp_t memcg_oom_gfp_mask;
+ int memcg_oom_order;
+
+ /* number of pages to reclaim on returning to userland */
+ unsigned int memcg_nr_pages_over_high;
#endif
#ifdef CONFIG_UPROBES
struct uprobe_task *utask;
diff --cc kernel/futex.c
index e417491,46b168e..8422f94
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@@ -2452,11 -2429,15 +2462,21 @@@ retry
*/
if (ret == -EFAULT)
goto pi_faulted;
+
/*
+ * A unconditional UNLOCK_PI op raced against a waiter
+ * setting the FUTEX_WAITERS bit. Try again.
+ */
+ if (ret == -EAGAIN) {
+ spin_unlock(&hb->lock);
+ put_futex_key(&key);
+ goto retry;
+ }
++
++ /*
+ * wake_futex_pi has detected invalid state. Tell user
+ * space.
+ */
goto out_unlock;
}
Tree/Branch: next-20160704
Git describe: next-20160704
Commit: b2677d15eb Add linux-next specific files for 20160704
Build Time: 74 min 51 sec
Passed: 7 / 9 ( 77.78 %)
Failed: 2 / 9 ( 22.22 %)
Errors: 4
Warnings: 7
Section Mismatches: 11
Failed defconfigs:
arm64-allmodconfig
arm-allmodconfig
Errors:
arm-allmodconfig
../drivers/gpu/drm/sti/sti_hdmi.c:1250:15: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1251:20: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1252:18: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1253:13: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 8 mismatches : arm64-allmodconfig
1 warnings 0 mismatches : arm-multi_v7_defconfig
7 warnings 3 mismatches : arm-allmodconfig
1 warnings 0 mismatches : arm-multi_v5_defconfig
1 warnings 0 mismatches : arm64-defconfig
-------------------------------------------------------------------------------
Errors summary: 4
1 ../drivers/gpu/drm/sti/sti_hdmi.c:1253:13: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
1 ../drivers/gpu/drm/sti/sti_hdmi.c:1252:18: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
1 ../drivers/gpu/drm/sti/sti_hdmi.c:1251:20: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
1 ../drivers/gpu/drm/sti/sti_hdmi.c:1250:15: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
Warnings Summary: 7
5 ../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
1 ../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
Section Mismatch Summary: 11
1 WARNING: vmlinux.o(.text+0x1dda2c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: vmlinux.o(.text+0x1dda24): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x8eec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x8ee4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/libftrace.o(.text+0x6784): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x90ec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x90e4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/trace/built-in.o(.text+0x6974): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x17fc2c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x17fc24): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
1 WARNING: kernel/built-in.o(.text+0x117ffc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : FAIL, 0 errors, 1 warnings, 8 section mismatches
Warnings:
../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
Section Mismatches:
WARNING: kernel/trace/libftrace.o(.text+0x8ee4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/libftrace.o(.text+0x8eec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x90e4): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x90ec): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x17fc24): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x17fc2c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: vmlinux.o(.text+0x1dda24): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: vmlinux.o(.text+0x1dda2c): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
-------------------------------------------------------------------------------
arm-multi_v7_defconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : FAIL, 4 errors, 7 warnings, 3 section mismatches
Errors:
../drivers/gpu/drm/sti/sti_hdmi.c:1250:15: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1251:20: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1252:18: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
../drivers/gpu/drm/sti/sti_hdmi.c:1253:13: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
Warnings:
../arch/arm/mach-s3c64xx/common.h:28:2: warning: 'struct device_node' declared inside parameter list
../arch/arm/mach-s3c64xx/common.h:28:2: warning: its scope is only this definition or declaration, which is probably not what you want
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/tty/serial/8250/8250_fintek.c:34:0: warning: "IRQ_MODE" redefined
../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
Section Mismatches:
WARNING: kernel/trace/libftrace.o(.text+0x6784): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/trace/built-in.o(.text+0x6974): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
WARNING: kernel/built-in.o(.text+0x117ffc): Section mismatch in reference from the function ftrace_init_tracefs() to the (unknown reference) .init.data:(unknown)
-------------------------------------------------------------------------------
arm-multi_v5_defconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm64-defconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../drivers/usb/host/xhci-ring.c:753:4: warning: 'ep_ring' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
x86_64-allnoconfig
arm64-allnoconfig
arm-allnoconfig
x86_64-defconfig
close failed in file object destructor:
sys.excepthook is missing
lost sys.stderr
Tree/Branch: v4.7-rc6
Git describe: v4.7-rc6
Commit: a99cde438d Linux 4.7-rc6
Build Time: 97 min 5 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 4
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 0 mismatches : arm64-allmodconfig
3 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 4
1 ../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 3 warnings, 0 section mismatches
Warnings:
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
close failed in file object destructor:
sys.excepthook is missing
lost sys.stderr
Tree/Branch: master
Git describe: v4.7-rc5-360-g0b295dd
Commit: 0b295dd5b8 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse
Build Time: 79 min 51 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 4
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 0 mismatches : arm64-allmodconfig
3 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 4
1 ../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 3 warnings, 0 section mismatches
Warnings:
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
Tree/Branch: master
Git describe: v4.7-rc5-354-g4f30292
Commit: 4f302921c1 Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Build Time: 79 min 29 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 4
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 0 mismatches : arm64-allmodconfig
3 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 4
1 ../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 3 warnings, 0 section mismatches
Warnings:
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig
Tree/Branch: master
Git describe: v4.7-rc5-347-g99b0f54
Commit: 99b0f54e6a Merge tag 'drm-fixes-for-v4.7-rc6' of git://people.freedesktop.org/~airlied/linux
Build Time: 79 min 53 sec
Passed: 9 / 9 (100.00 %)
Failed: 0 / 9 ( 0.00 %)
Errors: 0
Warnings: 4
Section Mismatches: 0
-------------------------------------------------------------------------------
defconfigs with issues (other than build errors):
1 warnings 0 mismatches : arm64-allmodconfig
3 warnings 0 mismatches : arm-allmodconfig
-------------------------------------------------------------------------------
Warnings Summary: 4
1 ../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
1 ../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
===============================================================================
Detailed per-defconfig build reports below:
-------------------------------------------------------------------------------
arm64-allmodconfig : PASS, 0 errors, 1 warnings, 0 section mismatches
Warnings:
../fs/reiserfs/ibalance.c:1156:2: warning: 'new_insert_key' may be used uninitialized in this function [-Wmaybe-uninitialized]
-------------------------------------------------------------------------------
arm-allmodconfig : PASS, 0 errors, 3 warnings, 0 section mismatches
Warnings:
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1817:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1822:4: warning: this decimal constant is unsigned only in ISO C90
../drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/polaris10_hwmgr.c:1824:4: warning: this decimal constant is unsigned only in ISO C90
-------------------------------------------------------------------------------
Passed with no errors, warnings or mismatches:
arm64-allnoconfig
arm-multi_v5_defconfig
arm-multi_v7_defconfig
x86_64-defconfig
arm-allnoconfig
x86_64-allnoconfig
arm64-defconfig