Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[linux.git] / kernel / hrtimer.c

diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 5c69e996bd0f0fcba57586800924b8d2989cda1b..ce669174f355c7dd1e1893903bb4d18a25f17c34 100644 (file)
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -90,7 +90,7 @@ static void hrtimer_get_softirq_time(struct hrtimer_cpu_base *base)
        do {
                seq = read_seqbegin(&xtime_lock);
                xts = __current_kernel_time();
-               tom = wall_to_monotonic;
+               tom = __get_wall_to_monotonic();
        } while (read_seqretry(&xtime_lock, seq));
 
        xtim = timespec_to_ktime(xts);
@@ -144,12 +144,8 @@ struct hrtimer_clock_base *lock_hrtimer_base(const struct hrtimer *timer,
 static int hrtimer_get_target(int this_cpu, int pinned)
 {
 #ifdef CONFIG_NO_HZ
-       if (!pinned && get_sysctl_timer_migration() && idle_cpu(this_cpu)) {
-               int preferred_cpu = get_nohz_load_balancer();
-
-               if (preferred_cpu >= 0)
-                       return preferred_cpu;
-       }
+       if (!pinned && get_sysctl_timer_migration() && idle_cpu(this_cpu))
+               return get_nohz_timer_target();
 #endif
        return this_cpu;
 }
@@ -612,7 +608,7 @@ static int hrtimer_reprogram(struct hrtimer *timer,
 static void retrigger_next_event(void *arg)
 {
        struct hrtimer_cpu_base *base;
-       struct timespec realtime_offset;
+       struct timespec realtime_offset, wtm;
        unsigned long seq;
 
        if (!hrtimer_hres_active())
@@ -620,10 +616,9 @@ static void retrigger_next_event(void *arg)
 
        do {
                seq = read_seqbegin(&xtime_lock);
-               set_normalized_timespec(&realtime_offset,
-                                       -wall_to_monotonic.tv_sec,
-                                       -wall_to_monotonic.tv_nsec);
+               wtm = __get_wall_to_monotonic();
        } while (read_seqretry(&xtime_lock, seq));
+       set_normalized_timespec(&realtime_offset, -wtm.tv_sec, -wtm.tv_nsec);
 
        base = &__get_cpu_var(hrtimer_bases);