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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-05 10:56:47 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-05 10:56:47 -0800 |
commit | 608221fdf9a2170962295dcfbea53dc5c50d1a74 (patch) | |
tree | 26712f2f8a8a332369df2b31174c8c5b46c42164 /kernel/kthread.c | |
parent | 72cc129e8dae988d2a132467cfd0ecd7623c35fb (diff) | |
parent | b84ff7d6f1b7f8a43414e74d972ec4c8f3361db4 (diff) |
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: Fix kthread_bind() by moving the body of kthread_bind() to sched.c
sched: Disable SD_PREFER_LOCAL at node level
sched: Fix boot crash by zalloc()ing most of the cpu masks
sched: Strengthen buddies and mitigate buddy induced latencies
Diffstat (limited to 'kernel/kthread.c')
-rw-r--r-- | kernel/kthread.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/kernel/kthread.c b/kernel/kthread.c index 5fe709982ca..ab7ae57773e 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -150,29 +150,6 @@ struct task_struct *kthread_create(int (*threadfn)(void *data), EXPORT_SYMBOL(kthread_create); /** - * kthread_bind - bind a just-created kthread to a cpu. - * @k: thread created by kthread_create(). - * @cpu: cpu (might not be online, must be possible) for @k to run on. - * - * Description: This function is equivalent to set_cpus_allowed(), - * except that @cpu doesn't need to be online, and the thread must be - * stopped (i.e., just returned from kthread_create()). - */ -void kthread_bind(struct task_struct *k, unsigned int cpu) -{ - /* Must have done schedule() in kthread() before we set_task_cpu */ - if (!wait_task_inactive(k, TASK_UNINTERRUPTIBLE)) { - WARN_ON(1); - return; - } - set_task_cpu(k, cpu); - k->cpus_allowed = cpumask_of_cpu(cpu); - k->rt.nr_cpus_allowed = 1; - k->flags |= PF_THREAD_BOUND; -} -EXPORT_SYMBOL(kthread_bind); - -/** * kthread_stop - stop a thread created by kthread_create(). * @k: thread created by kthread_create(). * |