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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-07 13:58:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-07 13:58:21 -0700 |
| commit | 91bc482ec5a615e8ecebc106aaf7d0c267d511de (patch) | |
| tree | ad75789a5825fb2da75b2dbdc02d1969bad9b338 /kernel/sched_debug.c | |
| parent | e8e8fade7b351f131433fa44ca5d4e960e1c0f9c (diff) | |
| parent | ee84b8243b07c33a5c8aed42b4b2da60cb16d1d2 (diff) | |
Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
rcu: create rcu_my_thread_group_empty() wrapper
memcg: css_id() must be called under rcu_read_lock()
cgroup: Check task_lock in task_subsys_state()
sched: Fix an RCU warning in print_task()
cgroup: Fix an RCU warning in alloc_css_id()
cgroup: Fix an RCU warning in cgroup_path()
KEYS: Fix an RCU warning in the reading of user keys
KEYS: Fix an RCU warning
Diffstat (limited to 'kernel/sched_debug.c')
| -rw-r--r-- | kernel/sched_debug.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c index 9b49db144037..19be00ba6123 100644 --- a/kernel/sched_debug.c +++ b/kernel/sched_debug.c @@ -114,7 +114,9 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p) { char path[64]; + rcu_read_lock(); cgroup_path(task_group(p)->css.cgroup, path, sizeof(path)); + rcu_read_unlock(); SEQ_printf(m, " %s", path); } #endif |