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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2008-08-11 08:59:03 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-11 08:59:03 +0200
commitc1955a3d4762e7a9bf84035eb3c4886a900f0d15 (patch)
treea00dcd1736c612017df7094a91d8a6435b7a49c9 /include
parent4a273f209cc95d148f79b4c96d3d03997b44ffda (diff)
downloadop-kernel-dev-c1955a3d4762e7a9bf84035eb3c4886a900f0d15.zip
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sched_clock: delay using sched_clock()
Some arch's can't handle sched_clock() being called too early - delay this until sched_clock_init() has been called. Reported-by: Bill Gatliff <bgat@billgatliff.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Tested-by: Nishanth Aravamudan <nacc@us.ibm.com> CC: Russell King - ARM Linux <linux@arm.linux.org.uk> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sched.h14
1 files changed, 3 insertions, 11 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index ea436bc..5850bfb 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1551,16 +1551,10 @@ static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
extern unsigned long long sched_clock(void);
-#ifndef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
-static inline void sched_clock_init(void)
-{
-}
-
-static inline u64 sched_clock_cpu(int cpu)
-{
- return sched_clock();
-}
+extern void sched_clock_init(void);
+extern u64 sched_clock_cpu(int cpu);
+#ifndef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
static inline void sched_clock_tick(void)
{
}
@@ -1573,8 +1567,6 @@ static inline void sched_clock_idle_wakeup_event(u64 delta_ns)
{
}
#else
-extern void sched_clock_init(void);
-extern u64 sched_clock_cpu(int cpu);
extern void sched_clock_tick(void);
extern void sched_clock_idle_sleep_event(void);
extern void sched_clock_idle_wakeup_event(u64 delta_ns);
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