Gitweb: http://git.kernel.org/linus/47a70985e5c093ae03d8ccf633c70a93761d86f2
Commit: 47a70985e5c093ae03d8ccf633c70a93761d86f2
Parent: 269484a492d9177072ee11ec8c9bff71d256837a
Author: Oleg Nesterov <oleg@redhat.com>
AuthorDate: Tue Mar 30 18:58:29 2010 +0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Fri Apr 2 20:11:05 2010 +0200
sched: set_cpus_allowed_ptr(): Don't use rq->migration_thread after unlock
Trivial typo fix. rq->migration_thread can be NULL after
task_rq_unlock(), this is why we have "mt" which should be
used instead.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20100330165829.GA18284@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
kernel/sched.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c
index 49d2fa7..528a105 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5387,7 +5387,7 @@ int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
get_task_struct(mt);
task_rq_unlock(rq, &flags);
- wake_up_process(rq->migration_thread);
+ wake_up_process(mt);
put_task_struct(mt);
wait_for_completion(&req.done);
tlb_migrate_finish(p->mm);
--
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