* [PATCH] sched: fix the wrong time slice value for SCHED_FIFO tasks
@ 2008-03-07 1:35 Miao Xie
2008-03-07 10:00 ` Ingo Molnar
0 siblings, 1 reply; 2+ messages in thread
From: Miao Xie @ 2008-03-07 1:35 UTC (permalink / raw)
To: Ingo Molnar; +Cc: linux-kernel
Function sys_sched_rr_get_interval returns wrong time slice value for
SCHED_FIFO tasks. The time slice for SCHED_FIFO tasks should be 0.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
---
kernel/sched.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c
index dcd553c..870044d 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5100,7 +5100,7 @@ long sys_sched_rr_get_interval(pid_t pid, struct timespec __user *interval)
time_slice = 0;
if (p->policy == SCHED_RR) {
time_slice = DEF_TIMESLICE;
- } else {
+ } else if (p->policy != SCHED_FIFO) {
struct sched_entity *se = &p->se;
unsigned long flags;
struct rq *rq;
--
1.5.4.rc3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] sched: fix the wrong time slice value for SCHED_FIFO tasks
2008-03-07 1:35 [PATCH] sched: fix the wrong time slice value for SCHED_FIFO tasks Miao Xie
@ 2008-03-07 10:00 ` Ingo Molnar
0 siblings, 0 replies; 2+ messages in thread
From: Ingo Molnar @ 2008-03-07 10:00 UTC (permalink / raw)
To: Miao Xie; +Cc: linux-kernel, Dmitry Adamushko
* Miao Xie <miaox@cn.fujitsu.com> wrote:
> Function sys_sched_rr_get_interval returns wrong time slice value for
> SCHED_FIFO tasks. The time slice for SCHED_FIFO tasks should be 0.
>
> Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
good catch - applied.
Ingo
^ permalink raw reply [flat|nested] 2+ messages in thread
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2008-03-07 1:35 [PATCH] sched: fix the wrong time slice value for SCHED_FIFO tasks Miao Xie
2008-03-07 10:00 ` Ingo Molnar
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