Messages in this thread Patch in this message | | | Subject | Re: [patch 2.6.16-mm2 4/9] sched throttle tree extract - remove kthread barrier | From | Mike Galbraith <> | Date | Sat, 01 Apr 2006 10:51:34 +0200 |
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This patch removes the last barrier between a normal task using dynamic priorities and kthreads using the same. In testing, this separation has proven to be unnecessary.
Signed-off-by: Mike Galbraith <efault@gmx.de>
--- linux-2.6.16-mm2/kernel/sched.c-3.remove_IO_barrier 2006-04-01 08:57:40.000000000 +0200 +++ linux-2.6.16-mm2/kernel/sched.c 2006-04-01 09:01:54.000000000 +0200 @@ -865,13 +865,13 @@ static int recalc_task_prio(task_t *p, u if (likely(sleep_time > 0)) { /* - * User tasks that sleep a long time are categorised as - * idle. They will only have their sleep_avg increased to a + * Tasks that sleep a long time are categorised as idle. + * They will only have their sleep_avg increased to a * level that makes them just interactive priority to stay * active yet prevent them suddenly becoming cpu hogs and * starving other processes. */ - if (p->mm && sleep_time > INTERACTIVE_SLEEP(p)) { + if (sleep_time > INTERACTIVE_SLEEP(p)) { unsigned long ceiling; ceiling = JIFFIES_TO_NS(MAX_SLEEP_AVG -
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