diff options
| author | Colin Cross <ccross@android.com> | 2012-04-19 14:42:22 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2012-04-19 14:42:22 -0700 |
| commit | ab2965eefef95a2eecfd54c12b0eb243162862e9 (patch) | |
| tree | c947fdc158e144c2d060486b65d10ee67d254039 /kernel/time | |
| parent | a0ec4361e4539e30cf1c5de7ddfd2dadcd8e1595 (diff) | |
| parent | e816b57a337ea3b755de72bec38c10c864f23015 (diff) | |
Merge commit 'v3.4-rc3' into android-3.4
Conflicts:
drivers/staging/android/lowmemorykiller.c
Change-Id: Ia3ffcfc702e28c4fce0e91b363f4afd5f1c40306
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/Kconfig | 4 | ||||
| -rw-r--r-- | kernel/time/tick-broadcast.c | 4 | ||||
| -rw-r--r-- | kernel/time/tick-sched.c | 4 |
3 files changed, 9 insertions, 3 deletions
diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig index 2cf9cc7aa10..a20dc8a3c94 100644 --- a/kernel/time/Kconfig +++ b/kernel/time/Kconfig @@ -1,6 +1,10 @@ # # Timer subsystem related configuration options # + +# Core internal switch. Selected by NO_HZ / HIGH_RES_TIMERS. This is +# only related to the tick functionality. Oneshot clockevent devices +# are supported independ of this. config TICK_ONESHOT bool diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index e883f57a3cd..bf57abdc7bd 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -575,10 +575,12 @@ void tick_broadcast_switch_to_oneshot(void) unsigned long flags; raw_spin_lock_irqsave(&tick_broadcast_lock, flags); + + tick_broadcast_device.mode = TICKDEV_MODE_ONESHOT; + if (cpumask_empty(tick_get_broadcast_mask())) goto end; - tick_broadcast_device.mode = TICKDEV_MODE_ONESHOT; bc = tick_broadcast_device.evtdev; if (bc) tick_broadcast_setup_oneshot(bc); diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 3526038f283..6a3a5b9ff56 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -534,9 +534,9 @@ static void tick_nohz_restart(struct tick_sched *ts, ktime_t now) hrtimer_get_expires(&ts->sched_timer), 0)) break; } - /* Update jiffies and reread time */ - tick_do_update_jiffies64(now); + /* Reread time and update jiffies */ now = ktime_get(); + tick_do_update_jiffies64(now); } } |