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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-06-27 22:50:10 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-27 22:50:10 -0400 |
| commit | aa8f6dfd355021b4dd8b74b0588fd6fd8f21b79f (patch) | |
| tree | 57ca3e27227695acbd97408eabb0f967726c3b51 /arch/arm/kernel/time.c | |
| parent | f45727d52d1581e9ff4df9d1a12a60789ad2d1eb (diff) | |
| parent | 245ac8738b0b840552d56b842e70e750d65911cc (diff) | |
| download | op-kernel-dev-aa8f6dfd355021b4dd8b74b0588fd6fd8f21b79f.zip op-kernel-dev-aa8f6dfd355021b4dd8b74b0588fd6fd8f21b79f.tar.gz | |
Merge /spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'arch/arm/kernel/time.c')
| -rw-r--r-- | arch/arm/kernel/time.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index 06054c9..1b7fcd5 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -424,15 +424,19 @@ static int timer_dyn_tick_disable(void) return ret; } +/* + * Reprogram the system timer for at least the calculated time interval. + * This function should be called from the idle thread with IRQs disabled, + * immediately before sleeping. + */ void timer_dyn_reprogram(void) { struct dyn_tick_timer *dyn_tick = system_timer->dyn_tick; - unsigned long flags; - write_seqlock_irqsave(&xtime_lock, flags); + write_seqlock(&xtime_lock); if (dyn_tick->state & DYN_TICK_ENABLED) dyn_tick->reprogram(next_timer_interrupt() - jiffies); - write_sequnlock_irqrestore(&xtime_lock, flags); + write_sequnlock(&xtime_lock); } static ssize_t timer_show_dyn_tick(struct sys_device *dev, char *buf) |
