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time: Introduce tk_fast_raw

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Add the NMI safe CLOCK_MONOTONIC_RAW accessor..

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: John Stultz <john.stultz@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20150319093400.562746929@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2015-03-19 09:39:08 +01:00 • committed by Ingo Molnar
parent 4498e7467e
commit f09cb9a180
2 changed files with 14 additions and 0 deletions
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1
include/linux/timekeeping.h
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@ -220,6 +220,7 @@ static inline u64 ktime_get_raw_ns(void)
}
extern u64 ktime_get_mono_fast_ns(void);
extern u64 ktime_get_raw_fast_ns(void);
/*
* Timespec interfaces utilizing the ktime based ones