From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Lin Ming <ming.m.lin@intel.com>
Cc: Stephane Eranian <eranian@google.com>,
Ingo Molnar <mingo@elte.hu>, Andi Kleen <andi@firstfloor.org>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 6/6] perf tool: Parse general/raw events from sysfs
Date: Mon, 08 Aug 2011 11:03:27 +0200 [thread overview]
Message-ID: <1312794207.10488.6.camel@twins> (raw)
In-Reply-To: <1312793866.4115.5.camel@minggr.sh.intel.com>
On Mon, 2011-08-08 at 16:57 +0800, Lin Ming wrote:
> On Mon, 2011-08-08 at 16:48 +0800, Peter Zijlstra wrote:
> > On Mon, 2011-08-08 at 09:08 +0800, Lin Ming wrote:
> > >
> > > We only need to register one pmu with two same graphics cards.
> > > Then we can overload pid argument of sys_perf_event_open() to
> > > differentiate each instance of graphic card.
> > >
> > > Just like perf cgroup does.
> >
> > I don't like that much at all.. For one it will make it impossible to
> > put the pmu device in the right sysfs topology.
>
> So do you prefer adding a number to gpu name, as Stephane mentioned?
Not quite having read back that far (reading my email in date-reverse
manner this morning), yeah. That allows links from /sys/bus/pci/... back
to the pmu device.
next prev parent reply other threads:[~2011-08-08 9:03 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-15 14:34 [PATCH v2 0/6] perf: Intel uncore pmu counting support Lin Ming
2011-07-15 14:34 ` [PATCH v2 1/6] perf: Add interface to add general events to sysfs Lin Ming
2011-07-18 13:34 ` Peter Zijlstra
2011-07-18 14:00 ` Lin Ming
2011-07-19 7:52 ` Lin Ming
2011-07-25 7:08 ` Lin Ming
2011-07-25 7:57 ` Peter Zijlstra
2011-07-25 8:32 ` Lin Ming
2011-07-25 8:11 ` Lin Ming
2011-07-25 8:32 ` Peter Zijlstra
2011-07-25 15:20 ` Greg KH
2011-07-26 1:06 ` Lin Ming
2011-07-26 4:42 ` Greg KH
2011-07-26 5:50 ` Lin Ming
2011-07-15 14:34 ` [PATCH v2 2/6] perf, x86: Add Intel Nehalem/Westmere uncore pmu Lin Ming
2011-07-15 14:48 ` Lin Ming
2011-07-18 14:20 ` Peter Zijlstra
2011-07-18 14:54 ` Lin Ming
2011-07-18 16:11 ` Peter Zijlstra
2011-07-15 14:35 ` [PATCH v2 3/6] perf, x86: Add Intel SandyBridge " Lin Ming
2011-07-15 14:35 ` [PATCH v2 4/6] perf: Remove perf_event_attr::type check Lin Ming
2011-07-15 14:35 ` [PATCH v2 5/6] perf tool: Allow system-wide 'perf stat' without 'command' Lin Ming
2011-07-15 14:35 ` [PATCH v2 6/6] perf tool: Parse general/raw events from sysfs Lin Ming
2011-08-06 20:10 ` Stephane Eranian
2011-08-06 23:38 ` Lin Ming
2011-08-07 23:47 ` Stephane Eranian
2011-08-08 1:08 ` Lin Ming
2011-08-08 5:54 ` Stephane Eranian
2011-08-08 8:48 ` Peter Zijlstra
2011-08-08 8:57 ` Lin Ming
2011-08-08 9:03 ` Peter Zijlstra [this message]
2011-08-11 22:38 ` Stephane Eranian
2011-08-15 19:18 ` Corey Ashford
2011-08-31 12:21 ` [PATCH v2 0/6] perf: Intel uncore pmu counting support Stephane Eranian
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