Re: [PATCH v2 4/4] clock: add perf_clock posix clock

[Ingo Molnar]

* Stephane Eranian <eranian@xxxxxxxxxx> wrote:

> This patch is a re-packaging of David's Ahern
> posix perf clock available here:
> 
> 	https://github.com/dsahern/linux/blob/perf-full-monty/README.ahern
> 
> The patch itself is based on Pawel Moll's original post:
> 
> 	https://lkml.org/lkml/2013/3/14/523
> 
> The new clock is call PERF_CLOCK. To use it
> 
> 	#include <time.h>
> 	#include <linux/time.h>
> 
> 	struct timespec ts;
> 
> 	clock_gettime(PERF_CLOCK, &ts);

So what's the justification for this new clock, as opposed 
to say CLOCK_MONOTONIC?

Thanks,

	Ingo
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