All of lore.kernel.org
 help / color / mirror / Atom feed
From: Namhyung Kim <namhyung@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>, Jiri Olsa <jolsa@redhat.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Stephane Eranian <eranian@google.com>, Tejun Heo <tj@kernel.org>,
	Li Zefan <lizefan@huawei.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Adrian Hunter <adrian.hunter@intel.com>
Subject: Re: [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event
Date: Fri, 30 Aug 2019 12:46:51 +0900	[thread overview]
Message-ID: <CAM9d7cja=jh9ASa4ffCca34AHcB-aRkyWj9hAQbEoQf8qOcg9w@mail.gmail.com> (raw)
In-Reply-To: <20190828094459.GG2369@hirez.programming.kicks-ass.net>

Hi Peter,

On Wed, Aug 28, 2019 at 6:45 PM Peter Zijlstra <peterz@infradead.org> wrote:
>
> On Wed, Aug 28, 2019 at 04:31:22PM +0900, Namhyung Kim wrote:
> > To support cgroup tracking, add CGROUP event to save a link between
> > cgroup path and inode number.  The attr.cgroup bit was also added to
> > enable cgroup tracking from userspace.
> >
> > This event will be generated when a new cgroup becomes active.
> > Userspace might need to synthesize those events for existing cgroups.
> >
> > As aux_output change is also going on, I just added the bit here as
> > well to remove possible conflicts later.
>
> Why do we want this?

I saw below [1] and thought you have the patch introduced aux_output
and it's gonna to be merged soon.
Also the tooling patches are already in the acme/perf/core
so I just wanted to avoid conflicts.

Anyway, I'm ok with changing it.  Will remove in v2.

Thanks
Namhyung

[1] https://lkml.org/lkml/2019/8/6/586

  parent reply	other threads:[~2019-08-30  3:47 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-28  7:31 [PATCHSET 0/9] perf: Improve cgroup profiling (v1) Namhyung Kim
2019-08-28  7:31 ` [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event Namhyung Kim
2019-08-28  9:44   ` Peter Zijlstra
2019-08-28  9:44   ` Peter Zijlstra
2019-08-28 13:13     ` Arnaldo Carvalho de Melo
2019-08-30  3:46     ` Namhyung Kim [this message]
2019-08-30  7:34       ` Peter Zijlstra
2019-08-30 22:49         ` Namhyung Kim
2019-08-30 23:52           ` Stephane Eranian
2019-08-28 14:48   ` Tejun Heo
2019-08-30  3:56     ` Namhyung Kim
2019-08-28  7:31 ` [PATCH 2/9] perf/core: Add PERF_SAMPLE_CGROUP feature Namhyung Kim
2019-08-28 14:49   ` Tejun Heo
2019-08-31  3:03     ` Namhyung Kim
2019-08-31  4:58       ` Tejun Heo
2019-09-03  2:13         ` Namhyung Kim
2019-09-05 16:56           ` Tejun Heo
2019-09-08 13:28             ` Namhyung Kim
2019-09-14 14:02         ` Song Liu
2019-09-16 15:23           ` Tejun Heo
2019-09-19  6:42             ` Song Liu
2019-09-20  8:47               ` Namhyung Kim
2019-09-20 16:13                 ` Song Liu
2019-09-20 21:04                 ` Tejun Heo
2019-10-02  6:28                   ` Namhyung Kim
2019-10-07 14:16                     ` Tejun Heo
2019-08-28  7:31 ` [PATCH 3/9] perf tools: Basic support for CGROUP event Namhyung Kim
2019-08-30 12:55   ` Arnaldo Carvalho de Melo
2019-08-30 22:51     ` Namhyung Kim
2019-08-28  7:31 ` [PATCH 4/9] perf tools: Maintain cgroup hierarchy Namhyung Kim
2019-08-28  7:31 ` [PATCH 5/9] perf report: Add 'cgroup' sort key Namhyung Kim
2019-08-28  7:31 ` [PATCH 6/9] perf record: Support synthesizing cgroup events Namhyung Kim
2019-08-28  7:31 ` [PATCH 7/9] perf record: Add --all-cgroups option Namhyung Kim
2019-08-28  7:31 ` [PATCH 8/9] perf top: " Namhyung Kim
2019-08-28  7:31 ` [PATCH 9/9] perf script: Add --show-cgroup-events option Namhyung Kim
2019-12-20  4:32 [PATCHSET 0/9] perf: Improve cgroup profiling (v2) Namhyung Kim
2019-12-20  4:32 ` [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event Namhyung Kim
2019-12-20  9:33   ` Peter Zijlstra
2019-12-20 11:28     ` Namhyung Kim
2019-12-20 11:50     ` Namhyung Kim
2019-12-20 15:16     ` Tejun Heo
2019-12-21  8:49       ` Namhyung Kim
2019-12-23  6:07 [PATCHSET 0/9] perf: Improve cgroup profiling (v3) Namhyung Kim
2019-12-23  6:07 ` [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event Namhyung Kim
2019-12-27  4:07   ` kbuild test robot
2020-01-07 12:51   ` Peter Zijlstra
2020-01-07 13:46     ` Namhyung Kim
2020-01-07 13:34 [PATCHSET 0/9] perf: Improve cgroup profiling (v4) Namhyung Kim
2020-01-07 13:34 ` [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event Namhyung Kim
2020-03-25 12:45 [PATCHSET 0/9] perf: Improve cgroup profiling (v6) Namhyung Kim
2020-03-25 12:45 ` [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event 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='CAM9d7cja=jh9ASa4ffCca34AHcB-aRkyWj9hAQbEoQf8qOcg9w@mail.gmail.com' \
    --to=namhyung@kernel.org \
    --cc=acme@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=alexander.shishkin@linux.intel.com \
    --cc=eranian@google.com \
    --cc=hannes@cmpxchg.org \
    --cc=jolsa@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lizefan@huawei.com \
    --cc=mingo@kernel.org \
    --cc=peterz@infradead.org \
    --cc=tj@kernel.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.