wake_up should do nothing on the nort, so we should use wakeup_timer_waiters,
also fix a spell mistake.
Signed-off-by: Zhao Hongjiang <zhaohongjiang@xxxxxxxxxx>
---
kernel/timer.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/kernel/timer.c b/kernel/timer.c
index 62fc642..211e836 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -76,7 +76,9 @@ struct tvec_root {
struct tvec_base {
spinlock_t lock;
struct timer_list *running_timer;
+#ifdef CONFIG_PREEMPT_RT_BASE
wait_queue_head_t wait_for_running_timer;
+#endif
unsigned long timer_jiffies;
unsigned long next_timer;
struct tvec_root tv1;
@@ -974,7 +976,7 @@ static void wait_for_running_timer(struct timer_list *timer)
base->running_timer != timer);
}
-# define wakeup_timer_waiters(b) wake_up(&(b)->wait_for_tunning_timer)
+# define wakeup_timer_waiters(b) wake_up(&(b)->wait_for_running_timer)
#else
static inline void wait_for_running_timer(struct timer_list *timer)
{
@@ -1231,7 +1233,7 @@ static inline void __run_timers(struct tvec_base *base)
spin_lock_irq(&base->lock);
}
}
- wake_up(&base->wait_for_running_timer);
+ wakeup_timer_waiters(base);
spin_unlock_irq(&base->lock);
}
@@ -1759,7 +1761,9 @@ static int __cpuinit init_timers_cpu(int cpu)
}
spin_lock_init(&base->lock);
+#ifdef CONFIG_PREEMPT_RT_BASE
init_waitqueue_head(&base->wait_for_running_timer);
+#endif
for (j = 0; j < TVN_SIZE; j++) {
INIT_LIST_HEAD(base->tv5.vec + j);
-- 1.7.1
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