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| author | Ingo Molnar <mingo@elte.hu> | 2010-04-08 13:36:36 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-04-08 13:37:18 +0200 |
| commit | ca7e0c612005937a4a5a75d3fed90459993de65c (patch) | |
| tree | b574fc0f0189b52ffc87ba20c418228db556faa1 /kernel/cgroup_freezer.c | |
| parent | 8141d0050d76e5695011b5ab577ec66fb51a998c (diff) | |
| parent | f5284e7635787224dda1a2bf82a4c56b1c75671f (diff) | |
| download | blackbird-obmc-linux-ca7e0c612005937a4a5a75d3fed90459993de65c.tar.gz blackbird-obmc-linux-ca7e0c612005937a4a5a75d3fed90459993de65c.zip | |
Merge branch 'linus' into perf/core
Semantic conflict: arch/x86/kernel/cpu/perf_event_intel_ds.c
Merge reason: pick up latest fixes, fix the conflict
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/cgroup_freezer.c')
| -rw-r--r-- | kernel/cgroup_freezer.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c index 59e9ef6aab40..da5e13975531 100644 --- a/kernel/cgroup_freezer.c +++ b/kernel/cgroup_freezer.c @@ -15,6 +15,7 @@ */ #include <linux/module.h> +#include <linux/slab.h> #include <linux/cgroup.h> #include <linux/fs.h> #include <linux/uaccess.h> @@ -47,17 +48,20 @@ static inline struct freezer *task_freezer(struct task_struct *task) struct freezer, css); } -int cgroup_frozen(struct task_struct *task) +int cgroup_freezing_or_frozen(struct task_struct *task) { struct freezer *freezer; enum freezer_state state; task_lock(task); freezer = task_freezer(task); - state = freezer->state; + if (!freezer->css.cgroup->parent) + state = CGROUP_THAWED; /* root cgroup can't be frozen */ + else + state = freezer->state; task_unlock(task); - return state == CGROUP_FROZEN; + return (state == CGROUP_FREEZING) || (state == CGROUP_FROZEN); } /* |
