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authorThomas Gleixner <tglx@linutronix.de>2010-02-17 18:27:37 +0100
committerThomas Gleixner <tglx@linutronix.de>2010-02-17 18:28:05 +0100
commitb7e56edba4b02f2079042c326a8cd72a44635817 (patch)
treeb5042002e9747cd8fb1278d61f86d8b92a74c018 /kernel/sched_clock.c
parent13ca0fcaa33f6b1984c4111b6ec5df42689fea6f (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
Merge branch 'linus' into x86/mm
x86/mm is on 32-rc4 and missing the spinlock namespace changes which are needed for further commits into this topic. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched_clock.c')
-rw-r--r--kernel/sched_clock.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index 479ce5682d7..5b496132c28 100644
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -236,6 +236,18 @@ void sched_clock_idle_wakeup_event(u64 delta_ns)
}
EXPORT_SYMBOL_GPL(sched_clock_idle_wakeup_event);
+unsigned long long cpu_clock(int cpu)
+{
+ unsigned long long clock;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ clock = sched_clock_cpu(cpu);
+ local_irq_restore(flags);
+
+ return clock;
+}
+
#else /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */
void sched_clock_init(void)
@@ -251,17 +263,12 @@ u64 sched_clock_cpu(int cpu)
return sched_clock();
}
-#endif /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */
unsigned long long cpu_clock(int cpu)
{
- unsigned long long clock;
- unsigned long flags;
+ return sched_clock_cpu(cpu);
+}
- local_irq_save(flags);
- clock = sched_clock_cpu(cpu);
- local_irq_restore(flags);
+#endif /* CONFIG_HAVE_UNSTABLE_SCHED_CLOCK */
- return clock;
-}
EXPORT_SYMBOL_GPL(cpu_clock);