From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Tony Jones <tonyj@suse.de>
Cc: linux-perf-users@vger.kernel.org, Jiri Olsa <jolsa@kernel.org>
Subject: Re: restricting counted/sampled events
Date: Thu, 12 Nov 2015 20:08:07 -0300 [thread overview]
Message-ID: <20151112230807.GF7160@kernel.org> (raw)
In-Reply-To: <5644D7DA.7050200@suse.de>
Em Thu, Nov 12, 2015 at 10:18:02AM -0800, Tony Jones escreveu:
> I don't believe there is current support to do this, but maybe I'm
> overlooking something?
> I'd like to be able to restrict the pmu (or filter results) to report
> counting/sampling between two arbitrary code points, such as a
> tracepoint or kprobe.
> I believe it will require core perf changes and was curious on peoples
> thoughts?
Something like this:
https://lkml.org/lkml/2013/9/25/227
Jiri?
- Arnaldo
next prev parent reply other threads:[~2015-11-12 23:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-12 18:18 restricting counted/sampled events Tony Jones
2015-11-12 22:58 ` Andi Kleen
2015-11-12 23:08 ` Arnaldo Carvalho de Melo [this message]
2015-11-13 0:05 ` Tony Jones
2015-11-16 8:59 ` Jiri Olsa
2015-11-16 16:26 ` Tony Jones
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