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OpenCloudOS-Kernel
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perfcounter tools: make rdclock an inline function 

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2009-05-01 18:39:47 +02:00
parent 6eda5838bc
commit a92e70237c
1 changed files with 11 additions and 7 deletions
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18
Documentation/perf_counter/perf.h
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@ -8,13 +8,17 @@
#define PR_TASK_PERF_COUNTERS_DISABLE 31
#define PR_TASK_PERF_COUNTERS_ENABLE 32
#define rdclock() \
({ \
struct timespec ts; \
\
clock_gettime(CLOCK_MONOTONIC, &ts); \
ts.tv_sec * 1000000000ULL + ts.tv_nsec; \
})
#ifndef NSEC_PER_SEC
# define NSEC_PER_SEC 1000000000ULL
#endif
static inline unsigned long long rdclock(void)
{
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
}
/*
* Pick up some kernel type conventions: