From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Ravi Bangoria <ravi.bangoria@linux.ibm.com>,
srikar@linux.vnet.ibm.com, oleg@redhat.com, mhiramat@kernel.org,
liu.song.a23@gmail.com, peterz@infradead.org, mingo@redhat.com,
alexander.shishkin@linux.intel.com, jolsa@redhat.com,
namhyung@kernel.org, linux-kernel@vger.kernel.org,
ananth@linux.vnet.ibm.com, alexis.berlemont@gmail.com,
naveen.n.rao@linux.vnet.ibm.com,
linux-arm-kernel@lists.infradead.org, linux-mips@linux-mips.org,
linux@armlinux.org.uk, ralf@linux-mips.org, paul.burton@mips.com
Subject: Re: [PATCH v9 4/4] perf probe: Support SDT markers having reference counter (semaphore)
Date: Thu, 30 Aug 2018 15:50:27 -0300 [thread overview]
Message-ID: <20180830185026.GI6097@kernel.org> (raw)
In-Reply-To: <20180830144531.3011e185@gandalf.local.home>
Em Thu, Aug 30, 2018 at 02:45:31PM -0400, Steven Rostedt escreveu:
>
> Arnaldo,
>
> I'm going to be playing with some of the probe code which may conflict
> with these patches, so I would like to pull these in my tree. But this
> patch requires an Acked-by from you before I can pull it in.
>
> You OK with this?
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> Thanks!
>
> -- Steve
>
>
> On Mon, 20 Aug 2018 10:12:50 +0530
> Ravi Bangoria <ravi.bangoria@linux.ibm.com> wrote:
>
> > With this, perf buildid-cache will save SDT markers with reference
> > counter in probe cache. Perf probe will be able to probe markers
> > having reference counter. Ex,
> >
> > # readelf -n /tmp/tick | grep -A1 loop2
> > Name: loop2
> > ... Semaphore: 0x0000000010020036
> >
> > # ./perf buildid-cache --add /tmp/tick
> > # ./perf probe sdt_tick:loop2
> > # ./perf stat -e sdt_tick:loop2 /tmp/tick
> > hi: 0
> > hi: 1
> > hi: 2
> > ^C
> > Performance counter stats for '/tmp/tick':
> > 3 sdt_tick:loop2
> > 2.561851452 seconds time elapsed
> >
> > Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
> > Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
> > Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
WARNING: multiple messages have this Message-ID (diff)
From: acme@kernel.org (Arnaldo Carvalho de Melo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v9 4/4] perf probe: Support SDT markers having reference counter (semaphore)
Date: Thu, 30 Aug 2018 15:50:27 -0300 [thread overview]
Message-ID: <20180830185026.GI6097@kernel.org> (raw)
In-Reply-To: <20180830144531.3011e185@gandalf.local.home>
Em Thu, Aug 30, 2018 at 02:45:31PM -0400, Steven Rostedt escreveu:
>
> Arnaldo,
>
> I'm going to be playing with some of the probe code which may conflict
> with these patches, so I would like to pull these in my tree. But this
> patch requires an Acked-by from you before I can pull it in.
>
> You OK with this?
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> Thanks!
>
> -- Steve
>
>
> On Mon, 20 Aug 2018 10:12:50 +0530
> Ravi Bangoria <ravi.bangoria@linux.ibm.com> wrote:
>
> > With this, perf buildid-cache will save SDT markers with reference
> > counter in probe cache. Perf probe will be able to probe markers
> > having reference counter. Ex,
> >
> > # readelf -n /tmp/tick | grep -A1 loop2
> > Name: loop2
> > ... Semaphore: 0x0000000010020036
> >
> > # ./perf buildid-cache --add /tmp/tick
> > # ./perf probe sdt_tick:loop2
> > # ./perf stat -e sdt_tick:loop2 /tmp/tick
> > hi: 0
> > hi: 1
> > hi: 2
> > ^C
> > Performance counter stats for '/tmp/tick':
> > 3 sdt_tick:loop2
> > 2.561851452 seconds time elapsed
> >
> > Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
> > Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
> > Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
next prev parent reply other threads:[~2018-08-30 18:50 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-20 4:42 [PATCH v9 0/4] Uprobes: Support SDT markers having reference count (semaphore) Ravi Bangoria
2018-08-20 4:42 ` Ravi Bangoria
2018-08-20 4:42 ` [PATCH v9 1/4] " Ravi Bangoria
2018-08-20 4:42 ` Ravi Bangoria
2018-08-20 5:53 ` Song Liu
2018-08-20 5:53 ` Song Liu
2018-08-21 21:35 ` Song Liu
2018-08-21 21:35 ` Song Liu
2018-08-22 12:39 ` Srikar Dronamraju
2018-08-22 12:39 ` Srikar Dronamraju
2018-08-28 19:07 ` Song Liu
2018-08-28 19:07 ` Song Liu
2018-08-28 19:34 ` Steven Rostedt
2018-08-28 19:34 ` Steven Rostedt
2018-08-20 4:42 ` [PATCH v9 2/4] Uprobes/sdt: Prevent multiple reference counter for same uprobe Ravi Bangoria
2018-08-20 4:42 ` Ravi Bangoria
2018-08-20 5:54 ` Song Liu
2018-08-20 5:54 ` Song Liu
2018-08-21 21:35 ` Song Liu
2018-08-21 21:35 ` Song Liu
2018-08-20 4:42 ` [PATCH v9 3/4] trace_uprobe/sdt: " Ravi Bangoria
2018-08-20 4:42 ` Ravi Bangoria
2018-08-21 20:46 ` Song Liu
2018-08-21 20:46 ` Song Liu
2018-08-20 4:42 ` [PATCH v9 4/4] perf probe: Support SDT markers having reference counter (semaphore) Ravi Bangoria
2018-08-20 4:42 ` Ravi Bangoria
2018-08-21 21:33 ` Song Liu
2018-08-21 21:33 ` Song Liu
2018-08-30 18:45 ` Steven Rostedt
2018-08-30 18:45 ` Steven Rostedt
2018-08-30 18:50 ` Arnaldo Carvalho de Melo [this message]
2018-08-30 18:50 ` Arnaldo Carvalho de Melo
2018-08-30 19:43 ` Steven Rostedt
2018-08-30 19:43 ` Steven Rostedt
2018-08-20 17:38 ` [PATCH v9 0/4] Uprobes: Support SDT markers having reference count (semaphore) Song Liu
2018-08-20 17:38 ` Song Liu
2018-08-21 4:42 ` Ravi Bangoria
2018-08-21 4:42 ` Ravi Bangoria
2018-08-21 4:55 ` Song Liu
2018-08-21 4:55 ` Song Liu
2018-08-21 5:23 ` Ravi Bangoria
2018-08-21 5:23 ` Ravi Bangoria
2018-08-21 6:20 ` Ravi Bangoria
2018-08-21 6:20 ` Ravi Bangoria
2018-08-21 7:34 ` Naveen N. Rao
2018-08-21 7:34 ` Naveen N. Rao
2018-08-21 11:58 ` Ravi Bangoria
2018-08-21 11:58 ` Ravi Bangoria
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=20180830185026.GI6097@kernel.org \
--to=acme@kernel.org \
--cc=alexander.shishkin@linux.intel.com \
--cc=alexis.berlemont@gmail.com \
--cc=ananth@linux.vnet.ibm.com \
--cc=jolsa@redhat.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mips@linux-mips.org \
--cc=linux@armlinux.org.uk \
--cc=liu.song.a23@gmail.com \
--cc=mhiramat@kernel.org \
--cc=mingo@redhat.com \
--cc=namhyung@kernel.org \
--cc=naveen.n.rao@linux.vnet.ibm.com \
--cc=oleg@redhat.com \
--cc=paul.burton@mips.com \
--cc=peterz@infradead.org \
--cc=ralf@linux-mips.org \
--cc=ravi.bangoria@linux.ibm.com \
--cc=rostedt@goodmis.org \
--cc=srikar@linux.vnet.ibm.com \
/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.