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| author | Oleg Nesterov <oleg@redhat.com> | 2014-09-21 21:33:36 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-09-24 14:47:00 +0200 |
| commit | 8651c65844e93af44554272b7e0d2b142837b244 (patch) | |
| tree | c5295e8aeb753c124a036345b47b5059bb329eee /kernel | |
| parent | 83a0a96a5f26d974580fd7251043ff70c8f1823d (diff) | |
| download | op-kernel-dev-8651c65844e93af44554272b7e0d2b142837b244.zip op-kernel-dev-8651c65844e93af44554272b7e0d2b142837b244.tar.gz | |
sched: Fix the task-group check in tg_has_rt_tasks()
tg_has_rt_tasks() wants to find an RT task in this task_group, but
task_rq(p)->rt.tg wrongly checks the root rt_rq.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Kirill Tkhai <ktkhai@parallels.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Mike Galbraith <umgwanakikbuti@gmail.com>
Link: http://lkml.kernel.org/r/20140921193336.GA28618@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 09bde2a..0abfb7e 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -7441,7 +7441,7 @@ static inline int tg_has_rt_tasks(struct task_group *tg) struct task_struct *g, *p; for_each_process_thread(g, p) { - if (rt_task(p) && task_rq(p)->rt.tg == tg) + if (rt_task(p) && task_group(p) == tg) return 1; } |
