From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Vince Weaver <vince@deater.net>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Stephane Eranian <eranian@googlemail.com>,
Eric Dumazet <dada1@cosmosbay.com>,
Robert Richter <robert.richter@amd.com>,
Arjan van de Veen <arjan@infradead.org>,
Peter Anvin <hpa@zytor.com>, Paul Mackerras <paulus@samba.org>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [patch] Performance Counters for Linux, v3
Date: Fri, 12 Dec 2008 18:11:50 +0100 [thread overview]
Message-ID: <1229101910.13566.7.camel@twins> (raw)
In-Reply-To: <20081212170336.GJ5413@const.bordeaux.inria.fr>
On Fri, 2008-12-12 at 18:03 +0100, Samuel Thibault wrote:
> Peter Zijlstra, le Fri 12 Dec 2008 09:25:45 +0100, a écrit :
> > On Thu, 2008-12-11 at 13:02 -0500, Vince Weaver wrote:
> > > Also, my primary method of using counters is total aggregate count for a
> > > single user-space process.
> >
> > Process, as in single thread, or multi-threaded? I'll assume
> > single-thread.
>
> BTW, just to make sure it is taken into account (I haven't followed the
> thread up to here, just saw a "pid_t" somwhere that alarmed me): for our
> uses, we _do_ need per-kernelthread counters.
Yes, counters are per task - not sure on the exact interface thingy
though - I guess it should be tid_t but glibc does a bit weird there or
something.
next prev parent reply other threads:[~2008-12-12 17:12 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-11 15:52 [patch] Performance Counters for Linux, v3 Ingo Molnar
2008-12-11 18:02 ` Vince Weaver
2008-12-12 8:25 ` Peter Zijlstra
2008-12-12 8:35 ` stephane eranian
2008-12-12 8:51 ` Peter Zijlstra
2008-12-12 9:00 ` Peter Zijlstra
2008-12-12 9:07 ` Ingo Molnar
2008-12-12 8:59 ` stephane eranian
2008-12-12 9:23 ` Peter Zijlstra
2008-12-12 10:21 ` Robert Richter
2008-12-12 10:59 ` Christoph Hellwig
2008-12-12 11:35 ` Robert Richter
2008-12-12 16:45 ` Chris Friesen
2008-12-12 17:42 ` stephane eranian
2008-12-12 18:01 ` stephane eranian
2008-12-12 19:45 ` Chris Friesen
2008-12-15 14:50 ` stephane eranian
2008-12-15 22:32 ` Chris Friesen
2008-12-17 7:45 ` stephane eranian
2008-12-14 23:13 ` Ingo Molnar
2008-12-15 0:37 ` Paul Mackerras
2008-12-15 12:58 ` stephane eranian
2008-12-15 14:42 ` stephane eranian
2008-12-15 20:58 ` stephane eranian
2008-12-15 22:53 ` Paul Mackerras
2008-12-13 11:17 ` Peter Zijlstra
2008-12-13 13:48 ` Henrique de Moraes Holschuh
2008-12-13 17:44 ` stephane eranian
2008-12-14 1:02 ` Paul Mackerras
2008-12-14 22:37 ` Ingo Molnar
2008-12-15 0:50 ` Paul Mackerras
2008-12-15 13:02 ` stephane eranian
2008-12-12 17:03 ` Samuel Thibault
2008-12-12 17:11 ` Peter Zijlstra [this message]
2008-12-12 18:18 ` Vince Weaver
2008-12-11 18:35 ` Andrew Morton
2008-12-12 6:22 ` Ingo Molnar
2008-12-11 19:11 ` Tony Luck
2008-12-11 19:34 ` Ingo Molnar
2008-12-12 8:29 ` Peter Zijlstra
2008-12-12 8:54 ` Ingo Molnar
2008-12-12 13:42 ` Andi Kleen
2008-12-14 14:51 ` Performance counter API review was " Andi Kleen
2009-02-02 20:03 ` Corey Ashford
2009-02-02 20:33 ` Peter Zijlstra
2009-02-03 16:53 ` Maynard Johnson
2009-02-04 2:18 ` Paul Mackerras
2009-02-04 2:32 ` Nathan Lynch
2009-02-04 8:45 ` Peter Zijlstra
2009-02-04 10:47 ` Paul Mackerras
2009-02-04 10:51 ` Peter Zijlstra
-- strict thread matches above, loose matches on Subject: below --
2008-12-11 22:05 William Cohen
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