Messages in this thread Patch in this message | | | From | Con Kolivas <> | Subject | [PATCH][ 1/5] sched: dont renice kernel threads | Date | Tue, 27 Mar 2007 13:08:47 +1100 |
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The practice of renicing kernel threads to negative nice values is of questionable benefit at best, and at worst leads to larger latencies when kernel threads are busy on behalf of other tasks.
Signed-off-by: Con Kolivas <kernel@kolivas.org> ---
kernel/workqueue.c | 2 -- 1 file changed, 2 deletions(-)
Index: linux-2.6.21-rc5-sd/kernel/workqueue.c =================================================================== --- linux-2.6.21-rc5-sd.orig/kernel/workqueue.c 2007-03-26 11:03:31.000000000 +1000 +++ linux-2.6.21-rc5-sd/kernel/workqueue.c 2007-03-27 11:52:54.000000000 +1000 @@ -355,8 +355,6 @@ static int worker_thread(void *__cwq) if (!cwq->freezeable) current->flags |= PF_NOFREEZE; - set_user_nice(current, -5); - /* Block and flush all signals */ sigfillset(&blocked); sigprocmask(SIG_BLOCK, &blocked, NULL); -- -ck - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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