linux-api.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Pawel Moll <pawel.moll@arm.com>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Richard Cochran <richardcochran@gmail.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Paul Mackerras <paulus@samba.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	John Stultz <john.stultz@linaro.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-api@vger.kernel.org" <linux-api@vger.kernel.org>
Subject: Re: [PATCH v2 2/2] perf: Userspace event
Date: Fri, 26 Sep 2014 11:59:50 +0100	[thread overview]
Message-ID: <1411729190.3852.21.camel@hornet> (raw)
In-Reply-To: <87y4t6j40p.fsf@sejong.aot.lge.com>

On Fri, 2014-09-26 at 07:21 +0100, Namhyung Kim wrote:
> It looks like what trace-marker in ftrace does..  We might connect
> output of the trace marker into a perf event somehow.

I can probably trace_marker's write handler do the same as the new
prctl() would do. But this means that we really want the pre-defined
"zero terminated string" type (0). Otherwise, what type would be
assigned to a record originating from it?

Pawel

  reply	other threads:[~2014-09-26 10:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-23 17:03 [PATCH v2 0/2] perf: User/kernel time correlation and event generation Pawel Moll
2014-09-23 17:03 ` [PATCH v2 1/2] perf: Add sampling of the raw monotonic clock Pawel Moll
     [not found]   ` <1411491787-25938-2-git-send-email-pawel.moll-5wv7dgnIgG8@public.gmane.org>
2014-09-24  5:41     ` Namhyung Kim
     [not found]       ` <87sijhk21x.fsf-vfBCOVm4yAnB69T4xOojN9BPR1lH4CV8@public.gmane.org>
2014-09-25 10:49         ` Pawel Moll
2014-09-26  6:16           ` Namhyung Kim
     [not found]           ` <8738bekith.fsf@sejong.aot.lge.com>
     [not found]             ` <8738bekith.fsf-vfBCOVm4yAnB69T4xOojN9BPR1lH4CV8@public.gmane.org>
2014-09-26 10:58               ` Pawel Moll
2014-09-26 14:38                 ` Namhyung Kim
2014-09-26 15:05                   ` Pawel Moll
2014-09-26 19:25                     ` David Ahern
2014-09-29 14:47                       ` Pawel Moll
2014-09-23 17:03 ` [PATCH v2 2/2] perf: Userspace event Pawel Moll
     [not found]   ` <1411491787-25938-3-git-send-email-pawel.moll-5wv7dgnIgG8@public.gmane.org>
2014-09-24  6:07     ` Namhyung Kim
     [not found]       ` <87oau5k0u9.fsf-vfBCOVm4yAnB69T4xOojN9BPR1lH4CV8@public.gmane.org>
2014-09-24  7:20         ` Ingo Molnar
     [not found]           ` <20140924072017.GC990-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-09-26  6:21             ` Namhyung Kim
2014-09-26 10:59               ` Pawel Moll [this message]
2014-09-26 11:24                 ` Ingo Molnar
2014-09-25 12:45       ` Pawel Moll
2014-09-26  6:23         ` Namhyung Kim

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=1411729190.3852.21.camel@hornet \
    --to=pawel.moll@arm.com \
    --cc=acme@kernel.org \
    --cc=john.stultz@linaro.org \
    --cc=linux-api@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@redhat.com \
    --cc=namhyung@kernel.org \
    --cc=paulus@samba.org \
    --cc=peterz@infradead.org \
    --cc=richardcochran@gmail.com \
    --cc=rostedt@goodmis.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).