2006-01-13 10:24:19

by Con Kolivas

[permalink] [raw]
Subject: [PATCH 5/5] sched-include_noninteractive_sleep_in_idle_detect.patch

Tasks waiting in SLEEP_NONINTERACTIVE state can now get to best priority so
they need to be included in the idle detection code.

Signed-off-by: Con Kolivas <[email protected]>

kernel/sched.c | 3 +--
1 files changed, 1 insertion(+), 2 deletions(-)

Index: linux-2.6.15/kernel/sched.c
===================================================================
--- linux-2.6.15.orig/kernel/sched.c
+++ linux-2.6.15/kernel/sched.c
@@ -752,8 +752,7 @@ static int recalc_task_prio(task_t *p, u
* active yet prevent them suddenly becoming cpu hogs and
* starving other processes.
*/
- if (p->mm && p->sleep_type != SLEEP_NONINTERACTIVE &&
- sleep_time > INTERACTIVE_SLEEP(p)) {
+ if (p->mm && sleep_time > INTERACTIVE_SLEEP(p)) {
unsigned long ceiling;

ceiling = JIFFIES_TO_NS(MAX_SLEEP_AVG -


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