[PATCH][plugsched 15/28] oom support function
From: Con Kolivas
Date: Sat Oct 30 2004 - 10:42:36 EST
oom support function
__oom_kill_task sets a specific time_slice; modify it to have it's
time_slice adjusted in a cpu-scheduler dependant fashion.
Signed-off-by: Con Kolivas <kernel@xxxxxxxxxxx>
Index: linux-2.6.10-rc1-mm2-plugsched1/include/linux/sched.h
===================================================================
--- linux-2.6.10-rc1-mm2-plugsched1.orig/include/linux/sched.h 2004-10-29 21:47:05.007044378 +1000
+++ linux-2.6.10-rc1-mm2-plugsched1/include/linux/sched.h 2004-10-29 21:47:46.780525066 +1000
@@ -741,6 +741,7 @@ extern int task_prio(const task_t *p);
extern int task_nice(const task_t *p);
extern int task_curr(const task_t *p);
extern int idle_cpu(int cpu);
+extern void set_oom_timeslice(task_t *p);
void yield(void);
Index: linux-2.6.10-rc1-mm2-plugsched1/mm/oom_kill.c
===================================================================
--- linux-2.6.10-rc1-mm2-plugsched1.orig/mm/oom_kill.c 2004-10-29 21:42:40.068391609 +1000
+++ linux-2.6.10-rc1-mm2-plugsched1/mm/oom_kill.c 2004-10-29 21:47:46.781524910 +1000
@@ -156,7 +156,7 @@ static void __oom_kill_task(task_t *p)
* all the memory it needs. That way it should be able to
* exit() and clear out its resources quickly...
*/
- p->time_slice = HZ;
+ set_oom_timeslice(p);
p->flags |= PF_MEMALLOC | PF_MEMDIE;
/* This process has hardware access, be more careful. */
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