linux-kernel - Re: [PATCH v7 11/18] perf tools: add mem access sampling core support

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Date:	Thu, 28 Mar 2013 16:06:04 +0100
From:	Stephane Eranian <eranian@...gle.com>
To:	Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:	Jiri Olsa <jolsa@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	"ak@...ux.intel.com" <ak@...ux.intel.com>,
	Namhyung Kim <namhyung.kim@....com>
Subject: Re: [PATCH v7 11/18] perf tools: add mem access sampling core support

On Thu, Mar 28, 2013 at 4:00 PM, Arnaldo Carvalho de Melo
<acme@...hat.com> wrote:
> Em Thu, Mar 28, 2013 at 03:24:30PM +0100, Stephane Eranian escreveu:
>> On Wed, Mar 27, 2013 at 5:56 PM, Arnaldo Carvalho de Melo
>> > Stephane, if you could give it a try again to see that the fixups I did
>> > (documented in the commit logs, just before my Signed-off-by) are ok,
>> > that would be good.
>
>> I tried on a few examples on both NHM (only loads, no TLB) and SNB
>> and got the right answers for my tests, including data symbol resolution.
>
>> What we discussed with Jiri yesterday can be added later on.
>
>> Thanks for the integration work. Looks good to me.
>
> Humm, I just tried it with a simple:
>
> perf mem -t load rec
>
That cmdline should not product anything. It is missing a command to run?

> And got an OOPS, trying again, and this machine was suspended, perhaps
> perf/core doesn't have that PEBS fix, will check.
>
What HW is this running on?
I was running with your kernel.
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