linux-kernel - Re: [PATCH] perf, record: Add clockid parameter

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Message-ID: <20150330082433.GO23123@twins.programming.kicks-ass.net>
Date:	Mon, 30 Mar 2015 10:24:33 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	David Ahern <dsahern@...il.com>
Cc:	Stephane Eranian <eranian@...gle.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiri Olsa <jolsa@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	John Stultz <john.stultz@...aro.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] perf, record: Add clockid parameter

On Sun, Mar 29, 2015 at 07:00:19PM -0600, David Ahern wrote:
> On 3/28/15 1:55 AM, Peter Zijlstra wrote:
> >Subject: perf, record: Add clockid parameter
> >From: Peter Zijlstra <peterz@...radead.org>
> >Date: Fri, 27 Mar 2015 15:32:01 +0100
> >
> >Teach perf-record about the new perf_event_attr::{use_clockid, clockid}
> >fields. Add a simple parameter to set the clock (if any) to be used for
> >the events to be recorded into the data file.
> >
> >Since we store the entire perf_event_attr in the EVENT_DESC section we
> >also already store the used clockid in the data file.
> >
> 
> I am clearly missing some kernel patch to try out this perf patch. I have
> the 4 timekeeper ones; none of those modify perf_event code. What other
> patches are needed? Was this one (or some variant) accepted:
> 
>     https://lkml.org/lkml/2015/2/20/236

http://git.kernel.org/tip/34f439278cef7b1177f8ce24f9fc81dfc6221d3b

Jah, I now realize I forgot to post that one, I did post the
monotonic_raw nmi patches again, but forgot about this one.

> Perhaps a better question is what tree has all of the kernel side patches?

tip/master should have it all.
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