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From: Peter Zijlstra <peterz@infradead.org>
To: Stephane Eranian <eranian@google.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, acme@redhat.com,
	ming.m.lin@intel.com, andi@firstfloor.org,
	robert.richter@amd.com, ravitillo@lbl.gov, will.deacon@arm.com,
	paulus@samba.org, benh@kernel.crashing.org, rth@twiddle.net,
	ralf@linux-mips.org, davem@davemloft.net, lethal@linux-sh.org
Subject: Re: [PATCH 00/12] perf_events: add support for sampling taken branches (v2)
Date: Mon, 05 Dec 2011 23:39:26 +0100	[thread overview]
Message-ID: <1323124766.32012.49.camel@twins> (raw)
In-Reply-To: <1318595833-29984-1-git-send-email-eranian@google.com>

On Fri, 2011-10-14 at 14:37 +0200, Stephane Eranian wrote:
> This patchset adds an important and useful new feature to
> perf_events: branch stack sampling. In other words, the
> ability to capture taken branches into each sample.
> 
Other than the few comments given it all looks good. My main worry is
the Intel only aspect, I'd really love for there to be another platform
that could implement at least part of this.



  parent reply	other threads:[~2011-12-05 22:40 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-14 12:37 [PATCH 00/12] perf_events: add support for sampling taken branches (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 01/12] perf_events: add generic taken branch sampling support (v2) Stephane Eranian
2011-12-05 21:06   ` Peter Zijlstra
2011-12-06 19:42     ` Stephane Eranian
2011-12-05 22:14   ` Peter Zijlstra
2011-12-06 19:27     ` Stephane Eranian
2011-10-14 12:37 ` [PATCH 02/12] perf_events: add Intel LBR MSR definitions (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 03/12] perf_events: add Intel X86 LBR sharing logic (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 04/12] perf_events: sync branch stack sampling with X86 precise_sampling (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 05/12] perf_events: add LBR mappings for PERF_SAMPLE_BRANCH filters (v2) Stephane Eranian
2011-12-05 22:35   ` Peter Zijlstra
2011-12-07  4:22     ` Stephane Eranian
2011-10-14 12:37 ` [PATCH 06/12] perf_events: implement PERF_SAMPLE_BRANCH for Intel X86 (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 07/12] perf_events: add LBR software filter support " Stephane Eranian
2011-12-05 22:29   ` Peter Zijlstra
2011-10-14 12:37 ` [PATCH 08/12] perf_events: disable PERF_SAMPLE_BRANCH_* when not supported (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 09/12] perf_events: add hook to flush branch_stack on context switch (v2) Stephane Eranian
2011-12-05 21:10   ` Peter Zijlstra
2011-12-05 21:37   ` Peter Zijlstra
2011-12-07 18:25     ` Stephane Eranian
2011-12-08 10:49       ` Peter Zijlstra
2011-12-08 18:04         ` Stephane Eranian
2011-12-08 18:13           ` Peter Zijlstra
2011-12-08 22:06             ` Stephane Eranian
2011-12-09  9:00               ` Peter Zijlstra
2011-10-14 12:37 ` [PATCH 10/12] perf: add code to support PERF_SAMPLE_BRANCH_STACK (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 11/12] perf: add support for sampling taken branch to perf record (v2) Stephane Eranian
2011-10-14 12:37 ` [PATCH 12/12] perf: add support for taken branch sampling to perf report (v2) Stephane Eranian
2011-12-04 20:11 ` [PATCH 00/12] perf_events: add support for sampling taken branches (v2) Stephane Eranian
2011-12-05 15:27   ` Peter Zijlstra
2011-12-05 22:39 ` Peter Zijlstra [this message]
2011-12-06  9:49   ` Will Deacon
2011-12-06 11:03     ` Peter Zijlstra
2011-12-06 19:14       ` Stephane Eranian
2011-12-06 19:20         ` Peter Zijlstra
2011-12-06 19:22           ` Stephane Eranian

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