All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	linux-kernel@vger.kernel.org, "Kleen,
	Andi" <andi.kleen@intel.com>,
	"Shishkin, Alexander" <alexander.shishkin@intel.com>
Subject: Re: PERF_EVENT_IOC_SET_OUTPUT
Date: Thu, 3 Oct 2013 08:43:51 +0200	[thread overview]
Message-ID: <20131003064351.GG25345@gmail.com> (raw)
In-Reply-To: <20131002124023.GC28601@twins.programming.kicks-ass.net>


* Peter Zijlstra <peterz@infradead.org> wrote:

> On Wed, Oct 02, 2013 at 02:29:01PM +0200, Ingo Molnar wrote:
> > 
> > Btw., this does not seem to be working very well when the perf context is 
> > inherited:
> 
> https://lkml.org/lkml/2011/7/21/124
> 
> Never figured that one out :-(

Hm, maybe the various fixes over the past 2.5 years would make it work 
today?

If you find time to send an updated version that boots then I can try to 
trace it to figure out where it fails, if it still fails.

Thanks,

	Ingo

  reply	other threads:[~2013-10-03  6:43 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-01 19:11 PERF_EVENT_IOC_SET_OUTPUT Adrian Hunter
2013-10-02 10:03 ` PERF_EVENT_IOC_SET_OUTPUT Peter Zijlstra
2013-10-02 10:29   ` PERF_EVENT_IOC_SET_OUTPUT Frederic Weisbecker
2013-10-02 11:27     ` PERF_EVENT_IOC_SET_OUTPUT Peter Zijlstra
2013-10-02 11:43       ` PERF_EVENT_IOC_SET_OUTPUT Frederic Weisbecker
2013-10-02 12:29       ` PERF_EVENT_IOC_SET_OUTPUT Ingo Molnar
2013-10-02 12:40         ` PERF_EVENT_IOC_SET_OUTPUT Peter Zijlstra
2013-10-03  6:43           ` Ingo Molnar [this message]
2013-10-07 16:42             ` PERF_EVENT_IOC_SET_OUTPUT Peter Zijlstra
2013-10-29 14:08               ` [tip:perf/core] perf: Fix the perf context switch optimization tip-bot for Peter Zijlstra

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20131003064351.GG25345@gmail.com \
    --to=mingo@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=alexander.shishkin@intel.com \
    --cc=andi.kleen@intel.com \
    --cc=fweisbec@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=peterz@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.