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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-23 18:12:57 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-23 18:12:57 +0100 |
| commit | 6432ed648a204d01d160990630178a1569b36852 (patch) | |
| tree | f8171068c01318883faeac903e8cc589a9c9f154 /kernel | |
| parent | Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jac... (diff) | |
| parent | sched: Revert 738d2be, simplify set_task_cpu() (diff) | |
| download | linux-6432ed648a204d01d160990630178a1569b36852.tar.xz linux-6432ed648a204d01d160990630178a1569b36852.zip | |
Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
sched: Revert 738d2be, simplify set_task_cpu()
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 87f1f47beffe..c535cc4f6428 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -2045,11 +2045,10 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu) trace_sched_migrate_task(p, new_cpu); - if (task_cpu(p) == new_cpu) - return; - - p->se.nr_migrations++; - perf_sw_event(PERF_COUNT_SW_CPU_MIGRATIONS, 1, 1, NULL, 0); + if (task_cpu(p) != new_cpu) { + p->se.nr_migrations++; + perf_sw_event(PERF_COUNT_SW_CPU_MIGRATIONS, 1, 1, NULL, 0); + } __set_task_cpu(p, new_cpu); } |