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authorIngo Molnar <mingo@elte.hu>2007-10-15 17:00:11 +0200
committerIngo Molnar <mingo@elte.hu>2007-10-15 17:00:11 +0200
commit02e4bac2a5b097e23d757bf2953740b3d51b7976 (patch)
tree11477c89ecec6ffb557d3b2a9d3fcd70c9bc59e0 /kernel/sched.c
parentsched: fix sign check error in place_entity() (diff)
downloadlinux-02e4bac2a5b097e23d757bf2953740b3d51b7976.tar.xz
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sched: fix sched_fork()
fix sched_fork(): large latencies at new task creation time because the ->vruntime was not fixed up cross-CPU, if the parent got migrated after the child's CPU got set up. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 744bd5050f10..36484da963f9 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1657,7 +1657,7 @@ void sched_fork(struct task_struct *p, int clone_flags)
#ifdef CONFIG_SMP
cpu = sched_balance_self(cpu, SD_BALANCE_FORK);
#endif
- __set_task_cpu(p, cpu);
+ set_task_cpu(p, cpu);
/*
* Make sure we do not leak PI boosting priority to the child: