From: Paul Mackerras <paulus@samba.org>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: mingo@elte.hu, linux-kernel@vger.kernel.org, eranian@google.com,
robert.richter@amd.com, fweisbec@gmail.com,
Arnaldo Carvalho de Melo <acme@infradead.org>
Subject: Re: [PATCH 06/14] perf, x86: PEBS infrastructure
Date: Fri, 5 Mar 2010 17:19:42 +1100 [thread overview]
Message-ID: <20100305061942.GF27606@brick.ozlabs.ibm.com> (raw)
In-Reply-To: <20100304140100.392111285@chello.nl>
On Thu, Mar 04, 2010 at 03:00:52PM +0100, Peter Zijlstra wrote:
> Implement a simple PEBS model that always takes a single PEBS event at
> a time. This is done so that the interaction with the rest of the
> system is as expected (freq adjust, period randomization, lbr).
>
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> LKML-Reference: <new-submission>
> ---
...
> @@ -203,8 +203,9 @@ struct perf_event_attr {
> enable_on_exec : 1, /* next exec enables */
> task : 1, /* trace fork/exit */
> watermark : 1, /* wakeup_watermark */
> + precise : 1, /* OoO invariant counter */
Could you explain in a bit more detail what this means?
Also, it would be good to mention the ABI addition in the patch
description, and explain it briefly there.
Paul.
next prev parent reply other threads:[~2010-03-05 6:20 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-04 14:00 [PATCH 00/14] PEBS and LBR support Peter Zijlstra
2010-03-04 14:00 ` [PATCH 01/14] perf, x86: Remove superfluous arguments to x86_perf_event_set_period() Peter Zijlstra
2010-03-10 13:10 ` [tip:perf/urgent] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 02/14] perf, x86: Remove superfluous arguments to x86_perf_event_update() Peter Zijlstra
2010-03-10 13:11 ` [tip:perf/urgent] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 03/14] perf, x86: Change x86_pmu.{enable,disable} calling convention Peter Zijlstra
2010-03-10 13:11 ` [tip:perf/urgent] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 04/14] perf, x86: Use unlocked bitops Peter Zijlstra
2010-03-10 13:11 ` [tip:perf/urgent] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 05/14] perf: Generic perf_sample_data initialization Peter Zijlstra
2010-03-10 13:09 ` [tip:perf/urgent] perf: Provide generic " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 06/14] perf, x86: PEBS infrastructure Peter Zijlstra
2010-03-05 6:19 ` Paul Mackerras [this message]
2010-03-05 9:20 ` Peter Zijlstra
2010-03-05 19:11 ` Stephane Eranian
2010-03-05 19:39 ` Peter Zijlstra
2010-03-05 19:51 ` Stephane Eranian
2010-03-10 13:18 ` [tip:perf/pebs] perf, x86: Add " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 07/14] perf: Add attr->precise support to raw event parsing Peter Zijlstra
2010-03-10 13:18 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 08/14] perf, x86: Implement simple LBR support Peter Zijlstra
2010-03-10 13:19 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 09/14] perf, x86: use LBR for PEBS IP+1 fixup Peter Zijlstra
2010-03-04 16:21 ` Masami Hiramatsu
2010-03-04 17:54 ` Peter Zijlstra
2010-03-04 20:54 ` Masami Hiramatsu
2010-03-04 20:58 ` Masami Hiramatsu
2010-03-04 21:08 ` Peter Zijlstra
2010-03-10 13:19 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 10/14] perf-top: Show the percentage of successfull PEBS-fixups Peter Zijlstra
2010-03-10 13:19 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 11/14] perf, x86: Clean up IA32_PERF_CAPABILITIES usage Peter Zijlstra
2010-03-10 13:20 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 12/14] perf, x86: Expose the full PEBS record using PERF_SAMPLE_RAW Peter Zijlstra
2010-03-10 13:20 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:00 ` [PATCH 13/14] x86: Move MAX_INSN_SIZE into asm/insn.h Peter Zijlstra
2010-03-04 15:30 ` Masami Hiramatsu
2010-03-10 13:20 ` [tip:perf/pebs] " tip-bot for Peter Zijlstra
2010-03-04 14:01 ` [PATCH 14/14] perf, x86: Implement PERF_SAMPLE_BRANCH_STACK 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=20100305061942.GF27606@brick.ozlabs.ibm.com \
--to=paulus@samba.org \
--cc=a.p.zijlstra@chello.nl \
--cc=acme@infradead.org \
--cc=eranian@google.com \
--cc=fweisbec@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=robert.richter@amd.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®