diff options
Diffstat (limited to 'kernel/time/tick-broadcast.c')
| -rw-r--r-- | kernel/time/tick-broadcast.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 57a1f02e5ec0..67f80c261709 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c | |||
| @@ -30,6 +30,7 @@ | |||
| 30 | struct tick_device tick_broadcast_device; | 30 | struct tick_device tick_broadcast_device; |
| 31 | static cpumask_t tick_broadcast_mask; | 31 | static cpumask_t tick_broadcast_mask; |
| 32 | static DEFINE_SPINLOCK(tick_broadcast_lock); | 32 | static DEFINE_SPINLOCK(tick_broadcast_lock); |
| 33 | static int tick_broadcast_force; | ||
| 33 | 34 | ||
| 34 | #ifdef CONFIG_TICK_ONESHOT | 35 | #ifdef CONFIG_TICK_ONESHOT |
| 35 | static void tick_broadcast_clear_oneshot(int cpu); | 36 | static void tick_broadcast_clear_oneshot(int cpu); |
| @@ -232,10 +233,11 @@ static void tick_do_broadcast_on_off(void *why) | |||
| 232 | CLOCK_EVT_MODE_SHUTDOWN); | 233 | CLOCK_EVT_MODE_SHUTDOWN); |
| 233 | } | 234 | } |
| 234 | if (*reason == CLOCK_EVT_NOTIFY_BROADCAST_FORCE) | 235 | if (*reason == CLOCK_EVT_NOTIFY_BROADCAST_FORCE) |
| 235 | dev->features |= CLOCK_EVT_FEAT_DUMMY; | 236 | tick_broadcast_force = 1; |
| 236 | break; | 237 | break; |
| 237 | case CLOCK_EVT_NOTIFY_BROADCAST_OFF: | 238 | case CLOCK_EVT_NOTIFY_BROADCAST_OFF: |
| 238 | if (cpu_isset(cpu, tick_broadcast_mask)) { | 239 | if (!tick_broadcast_force && |
| 240 | cpu_isset(cpu, tick_broadcast_mask)) { | ||
| 239 | cpu_clear(cpu, tick_broadcast_mask); | 241 | cpu_clear(cpu, tick_broadcast_mask); |
| 240 | if (td->mode == TICKDEV_MODE_PERIODIC) | 242 | if (td->mode == TICKDEV_MODE_PERIODIC) |
| 241 | tick_setup_periodic(dev, 0); | 243 | tick_setup_periodic(dev, 0); |
