linux-kernel - Re: [PATCH 1/1] rasd: Use perf_evlist_

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Date:	Mon, 13 Oct 2014 09:29:57 +0200
From:	Jean Pihet <jean.pihet@...aro.org>
To:	Borislav Petkov <bp@...en8.de>,
	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Fu Wei <fu.wei@...aro.org>, Robert Richter <rric@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH 1/1] rasd: Use perf_evlist__open() instead of open coded

Hi Arnaldo, Borislav,

On 10 October 2014 22:44, Borislav Petkov <bp@...en8.de> wrote:
> On Fri, Oct 10, 2014 at 05:41:58PM -0300, Arnaldo Carvalho de Melo wrote:
>> Right, stoopid me, no need for some specific tracepoint, just to see
>> that whatever tp it is, it will show up in "rasd"'s event loop. Ok, I'll
>> try that later.
>>
>> Next stuff I probably will do is to move the bare minimum used by rasd
>> to tools/lib/api/perf/, i.e. there will be:
>>
>> tools/lib/api/perf/evsel.c
>> tools/perf/util/evsel.c
>>
>> Both will share the perf_evsel__ namespace (which I thought at some
>> point to make just: evsel__<METHOD_NAME>, wdyt?).
Makes perfectly sense

>>
>> That way we just make public the bare minimum that already proved to be
>> useful outside tools/perf/ and over time we move stuff from
>> tools/perf/util/evsel.c (and from other tools in or out perf's repo)
>> into the lib.
That is great!

About rasd usage, there are some details at
https://wiki.linaro.org/LEG/Engineering/Kernel/perfAndRAS#rasd_implementation.

Thx,
Jean

>
> Abso-f*cking-lutely!
>
> :-D
>
>> Np, had to be done at some point :)
>
> Yeah, cool. Let me know what I should do to help out.
>
> Thanks.
>
> --
> Regards/Gruss,
>     Boris.
>
> Sent from a fat crate under my desk. Formatting is fine.
> --
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