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[PATCH] hrtimer: switch sys_nanosleep to hrtimer

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convert sys_nanosleep() to use hrtimer_nanosleep()

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Thomas Gleixner
2006-01-09 20:52:36 -08:00
committed by Linus Torvalds
parent 10c94ec16d
commit 6ba1b91213
2 changed files with 14 additions and 56 deletions
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14
kernel/hrtimer.c
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@@ -707,6 +707,20 @@ long hrtimer_nanosleep(struct timespec *rqtp, struct timespec __user *rmtp,
return -ERESTART_RESTARTBLOCK;
}
asmlinkage long
sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp)
{
struct timespec tu;
if (copy_from_user(&tu, rqtp, sizeof(tu)))
return -EFAULT;
if (!timespec_valid(&tu))
return -EINVAL;
return hrtimer_nanosleep(&tu, rmtp, HRTIMER_REL, CLOCK_MONOTONIC);
}
/*
* Functions related to boot-time initialization:
*/