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hrtimers: Avoid touching inactive timer bases

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Instead of iterating over all possible timer bases avoid it by marking
the active bases in the cpu base.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Peter Zijlstra <peterz@infradead.org>
This commit is contained in:
Thomas Gleixner 2011-05-20 13:05:15 +02:00
parent f24444b01b
commit ab8177bc53
6 changed files with 29 additions and 19 deletions
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4
kernel/time/alarmtimer.c
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@ -494,7 +494,7 @@ static int update_rmtp(ktime_t exp, enum alarmtimer_type type,
*/
static long __sched alarm_timer_nsleep_restart(struct restart_block *restart)
{
enum alarmtimer_type type = restart->nanosleep.index;
enum alarmtimer_type type = restart->nanosleep.clockid;
ktime_t exp;
struct timespec __user *rmtp;
struct alarm alarm;
@ -573,7 +573,7 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags,
restart = &current_thread_info()->restart_block;
restart->fn = alarm_timer_nsleep_restart;
restart->nanosleep.index = type;
restart->nanosleep.clockid = type;
restart->nanosleep.expires = exp.tv64;
restart->nanosleep.rmtp = rmtp;
ret = -ERESTART_RESTARTBLOCK;