From: Peter Zijlstra <peterz@infradead.org>
To: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>,
linux-kernel@vger.kernel.org, Robert Richter <rric@kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Mike Galbraith <efault@gmx.de>, Paul Mackerras <paulus@samba.org>,
Stephane Eranian <eranian@google.com>,
Andi Kleen <ak@linux.intel.com>,
kan.liang@intel.com, adrian.hunter@intel.com,
markus.t.metzger@intel.com, mathieu.poirier@linaro.org,
acme@infradead.org
Subject: Re: [PATCH v8 14/14] perf: add ITRACE_START record to indicate that tracing has started
Date: Fri, 9 Jan 2015 15:13:18 +0100 [thread overview]
Message-ID: <20150109141318.GR10476@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20150109141248.GO3337@twins.programming.kicks-ass.net>
On Fri, Jan 09, 2015 at 03:12:48PM +0100, Peter Zijlstra wrote:
> On Fri, Nov 14, 2014 at 03:43:47PM +0200, Alexander Shishkin wrote:
> > +++ b/include/uapi/linux/perf_event.h
> > @@ -750,6 +750,17 @@ enum perf_event_type {
> > */
> > PERF_RECORD_AUX = 11,
> >
> > + /*
> > + * Indicates that instruction trace has started
> > + *
> > + * struct {
> > + * struct perf_event_header header;
> > + * u32 pid;
> > + * u32 tid;
>
> The below function suggests we should have:
>
> struct sample_id sample_id;
>
> > + * };
> > + */
> > + PERF_RECORD_ITRACE_START = 12,
This also raises the question; why not use PERF_RECORD_COMM?
next prev parent reply other threads:[~2015-01-09 14:13 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-14 13:43 [PATCH v8 00/14] perf: Add infrastructure and support for Intel PT Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 01/14] perf: Add data_{offset,size} to user_page Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 02/14] perf: Add AUX area to ring buffer for raw data streams Alexander Shishkin
2014-11-17 9:33 ` Metzger, Markus T
2015-01-09 15:18 ` Peter Zijlstra
2015-01-12 13:12 ` Alexander Shishkin
2015-01-12 13:38 ` Peter Zijlstra
2015-01-12 14:00 ` Alexander Shishkin
2014-11-17 21:24 ` Sukadev Bhattiprolu
2014-11-17 21:45 ` Andi Kleen
2014-11-14 13:43 ` [PATCH v8 03/14] perf: Support high-order allocations for AUX space Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 04/14] perf: Add a capability for AUX_NO_SG pmus to do software double buffering Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 05/14] perf: Add a pmu capability for "exclusive" events Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 06/14] perf: Add AUX record Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 07/14] perf: Add api for pmus to write to AUX area Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 08/14] perf: Support overwrite mode for " Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 09/14] perf: Add wakeup watermark control to " Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 10/14] x86: Add Intel Processor Trace (INTEL_PT) cpu feature detection Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 11/14] x86: perf: Intel PT and LBR/BTS are mutually exclusive Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 12/14] x86: perf: intel_pt: Intel PT PMU driver Alexander Shishkin
2015-01-09 12:48 ` Peter Zijlstra
2015-01-12 12:19 ` Alexander Shishkin
2015-01-13 15:09 ` Alexander Shishkin
2015-01-13 16:27 ` Peter Zijlstra
2015-01-09 13:10 ` Peter Zijlstra
2015-01-12 12:45 ` Alexander Shishkin
2015-01-09 14:09 ` Peter Zijlstra
2015-01-12 12:53 ` Alexander Shishkin
2015-01-12 16:37 ` Alexander Shishkin
2015-01-12 16:40 ` Peter Zijlstra
2014-11-14 13:43 ` [PATCH v8 13/14] x86: perf: intel_bts: Add BTS " Alexander Shishkin
2014-11-14 13:43 ` [PATCH v8 14/14] perf: add ITRACE_START record to indicate that tracing has started Alexander Shishkin
2015-01-09 14:12 ` Peter Zijlstra
2015-01-09 14:13 ` Peter Zijlstra [this message]
2015-01-12 9:30 ` Adrian Hunter
2014-12-17 14:06 ` [PATCH v8 00/14] perf: Add infrastructure and support for Intel PT Alexander Shishkin
2015-01-07 9:32 ` Alexander Shishkin
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=20150109141318.GR10476@twins.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=acme@infradead.org \
--cc=adrian.hunter@intel.com \
--cc=ak@linux.intel.com \
--cc=alexander.shishkin@linux.intel.com \
--cc=efault@gmx.de \
--cc=eranian@google.com \
--cc=fweisbec@gmail.com \
--cc=kan.liang@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=markus.t.metzger@intel.com \
--cc=mathieu.poirier@linaro.org \
--cc=mingo@redhat.com \
--cc=paulus@samba.org \
--cc=rric@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome