Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  hrtimer: Fix extra wakeups from __remove_hrtimer()
  timekeeping: add arch_offset hook to ktime_get functions
  clocksource: Avoid selecting mult values that might overflow when adjusted
  time: Improve documentation of timekeeeping_adjust()

1 files changed, 4 insertions, 2 deletions

diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 422e567eecf6..ae34bf51682b 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -885,10 +885,13 @@ static void __remove_hrtimer(struct hrtimer *timer,
                              struct hrtimer_clock_base *base,
                              unsigned long newstate, int reprogram)
 {
+        struct timerqueue_node *next_timer;
         if (!(timer->state & HRTIMER_STATE_ENQUEUED))
                 goto out;
 
-        if (&timer->node == timerqueue_getnext(&base->active)) {
+        next_timer = timerqueue_getnext(&base->active);
+        timerqueue_del(&base->active, &timer->node);
+        if (&timer->node == next_timer) {
 #ifdef CONFIG_HIGH_RES_TIMERS
                 /* Reprogram the clock event device. if enabled */
                 if (reprogram && hrtimer_hres_active()) {
@@ -901,7 +904,6 @@ static void __remove_hrtimer(struct hrtimer *timer,
                 }
 #endif
         }
-        timerqueue_del(&base->active, &timer->node);
         if (!timerqueue_getnext(&base->active))
                 base->cpu_base->active_bases &= ~(1 << base->index);
 out: