From: Peter Zijlstra <peterz@infradead.org>
To: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Stephane Eranian <eranian@google.com>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Lin Ming <ming.m.lin@intel.com>,
"robert.richter" <robert.richter@amd.com>,
fweisbec <fweisbec@gmail.com>, paulus <paulus@samba.org>,
Greg Kroah-Hartman <gregkh@suse.de>,
Kay Sievers <kay.sievers@vrfy.org>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [RFC][PATCH] perf: sysfs type id
Date: Wed, 17 Nov 2010 21:01:12 +0100 [thread overview]
Message-ID: <1290024072.2109.1247.camel@laptop> (raw)
In-Reply-To: <1290023834.2109.1240.camel@laptop>
On Wed, 2010-11-17 at 20:57 +0100, Peter Zijlstra wrote:
> > How about a compromise position: all of the arch-specific events are
> > exposed to user space via sysfs iff some CONFIG_* variable to set to
> > true. Something like CONFIG_EXPOSE_ALL_HW_PERF_EVENTS_IN_SYSFS.
> > This way you would only use all that memory when it's explicitly
> > configured in.
Another thing you could do is make all PMU drivers loadable modules
(most of the infrastructure for that is present) and make the exhaustive
list either a module parameter or another module extending the PMU
driver.
next prev parent reply other threads:[~2010-11-17 20:01 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-09 21:45 [RFC][PATCH] perf: sysfs type id Peter Zijlstra
2010-11-09 22:11 ` Kay Sievers
2010-11-09 22:22 ` Peter Zijlstra
2010-11-09 22:40 ` Kay Sievers
2010-11-09 22:13 ` Greg KH
2010-11-09 23:36 ` Michael Ellerman
[not found] ` <AANLkTi=UftgQn0ydRd2wszqFtpRrkEcW7dzfapKKix_V@mail.gmail.com>
[not found] ` <1289350360.22787.9.camel@concordia>
[not found] ` <AANLkTikGHNkUN6t9rPhdE6XOQiqb5xAzH_9eY6L9h2H2@mail.gmail.com>
2010-11-10 1:10 ` Michael Ellerman
2010-11-10 1:19 ` Kay Sievers
2010-11-10 1:45 ` Michael Ellerman
2010-11-10 1:59 ` Kay Sievers
2010-11-10 3:37 ` Michael Ellerman
2010-11-10 2:11 ` Kay Sievers
2010-11-10 17:31 ` Greg KH
2010-11-10 12:27 ` Peter Zijlstra
2010-11-10 13:36 ` sysfs: Add an 'events' class. (was: Re: [RFC][PATCH] perf: sysfs type id) Ingo Molnar
2010-11-10 14:14 ` Kay Sievers
2010-11-10 15:00 ` Ingo Molnar
2010-11-11 6:39 ` Kay Sievers
2010-11-10 13:01 ` [RFC][PATCH] perf: sysfs type id Stephane Eranian
2010-11-10 14:10 ` Peter Zijlstra
2010-11-10 14:19 ` Peter Zijlstra
2010-11-10 20:08 ` Stephane Eranian
2010-11-10 20:32 ` Peter Zijlstra
2010-11-10 20:53 ` Stephane Eranian
2010-11-10 21:05 ` Peter Zijlstra
2010-11-17 2:35 ` Corey Ashford
2010-11-17 7:02 ` Kyle Moffett
2010-11-17 11:30 ` Peter Zijlstra
2010-11-17 11:25 ` Peter Zijlstra
2010-11-17 19:47 ` Corey Ashford
2010-11-17 19:57 ` Peter Zijlstra
2010-11-17 20:01 ` Peter Zijlstra [this message]
2010-11-17 21:39 ` Corey Ashford
2010-11-10 14:24 ` Stephane Eranian
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