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

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Message-ID: <CAFrcx1kL6ZvM4ELC7JmtPpwNvx=+81ys=+UVVwDxShNpg2eFBQ@mail.gmail.com>
Date:	Tue, 14 Oct 2014 17:20:33 +0200
From:	Jean Pihet <jean.pihet@...aro.org>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Jiri Olsa <jolsa@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Fu Wei <fu.wei@...aro.org>, Robert Richter <rric@...nel.org>,
	David Ahern <dsahern@...il.com>, Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH 1/1] rasd: Use perf_evlist__open() instead of open coded

On 14 October 2014 17:17, Borislav Petkov <bp@...en8.de> wrote:
> On Tue, Oct 14, 2014 at 04:22:13PM +0200, Jiri Olsa wrote:
>> right.. is there more planned for RAS daemon to do? because at this
>> point it looks to me more like new perf functionality (in trace or
>> some other new command)
>>
>> >
>> > Anyway, its beeing an interesting exercise and will result in a lot of
>> > untanglement, which is good in any case.
>>
>> yea, I dont mind untangling the interface.. I noticed in the thread
>> people want this anyway - simple 'events open' interface.. I often
>> need something simple for test programs
>
> Right, we simply need a way to get the tracepoint data into userspace.
> Nothing else. And right now I cannot think about needing any other perf
> tool functionality. But who knows.., if we need more, we'll untangle
> more.
The persistent events stuff still needs some work and is needed by rasd.

>
> :-)
;-P

>
> --
> Regards/Gruss,
>     Boris.
> --

Cheers,
Jean
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