From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@infradead.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [GIT PULL] perf changes for v3.12
Date: Thu, 5 Sep 2013 15:38:36 +0200 [thread overview]
Message-ID: <20130905133836.GA26634@gmail.com> (raw)
In-Reply-To: <20130903132933.GA24955@gmail.com>
* Ingo Molnar <mingo@kernel.org> wrote:
> * 'perf report/top' enhancements:
>
> . Do annotation using /proc/kcore and /proc/kallsyms when
> available, removing the forced need for a vmlinux file kernel
> assembly annotation. This also improves this use case because
> vmlinux has just the initial kernel image, not what is actually
> in use after various code patchings by things like alternatives.
> By Adrian Hunter.
Btw., this new feature is most noticeable if you run 'perf top' as root on
any random box: you can annotate based on the live kernel image straight
away, without having the vmlinux.
This works on various distro kernels as well.
Thanks,
Ingo
next prev parent reply other threads:[~2013-09-05 13:38 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-03 13:29 [GIT PULL] perf changes for v3.12 Ingo Molnar
2013-09-03 13:37 ` Arnaldo Carvalho de Melo
2013-09-03 13:43 ` Ingo Molnar
2013-09-03 17:02 ` Vince Weaver
2013-09-04 17:53 ` Linus Torvalds
2013-09-05 10:56 ` Ingo Molnar
2013-09-05 12:42 ` Frederic Weisbecker
2013-09-05 12:51 ` Ingo Molnar
2013-09-05 12:58 ` Frederic Weisbecker
2013-09-10 8:06 ` Namhyung Kim
2013-09-10 11:18 ` Frederic Weisbecker
2013-09-05 13:38 ` Ingo Molnar [this message]
2013-09-08 2:17 ` Linus Torvalds
2013-09-09 10:05 ` Peter Zijlstra
2013-09-10 11:28 ` Stephane Eranian
2013-09-10 11:53 ` PEBS bug on HSW: "Unexpected number of pebs records 10" (was: Re: [GIT PULL] perf changes for v3.12) Ingo Molnar
2013-09-10 12:32 ` Stephane Eranian
2013-09-10 12:42 ` Ramkumar Ramachandra
2013-09-10 12:51 ` Ramkumar Ramachandra
2013-09-10 12:55 ` Stephane Eranian
2013-09-10 13:22 ` Ingo Molnar
2013-09-10 13:38 ` Ingo Molnar
2013-09-10 14:15 ` Stephane Eranian
2013-09-10 14:29 ` Ingo Molnar
2013-09-10 14:34 ` Stephane Eranian
2013-09-10 17:14 ` Ingo Molnar
2013-09-16 11:07 ` Stephane Eranian
2013-09-16 15:41 ` Ingo Molnar
2013-09-16 16:29 ` Peter Zijlstra
2013-09-17 7:00 ` Ingo Molnar
2013-09-23 15:25 ` Stephane Eranian
2013-09-23 15:33 ` Peter Zijlstra
2013-09-23 17:11 ` Stephane Eranian
2013-09-23 17:24 ` Peter Zijlstra
2013-09-10 15:28 ` Peter Zijlstra
2013-09-10 16:14 ` Stephane Eranian
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