From: David Newall <davidn@davidnewall.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>,
Christoph Hellwig <hch@infradead.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Al Viro <viro@zeniv.linux.org.uk>, Ingo Molnar <mingo@elte.hu>,
"David S. Miller" <davem@davemloft.net>,
Stephane Eranian <eranian@googlemail.com>,
linux-kernel@vger.kernel.org, Paul Mackerras <paulus@samba.org>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [GIT PULL] Performance Counters for Linux
Date: Fri, 12 Jun 2009 04:08:47 +0930 [thread overview]
Message-ID: <4A314F37.2080202@davidnewall.com> (raw)
In-Reply-To: <alpine.LFD.2.01.0906111120100.3573@localhost.localdomain>
Linus Torvalds wrote:
> I note (once more) how _nobody_ has actually been able to accept the
> fact that oprofile was an abject failure as it was split up. Instead, you
> all dance around totally irrelevant issues.
Not I. I'm totally comfortable with your decision, even though it seems
counter- to your own stated policy.
While I'm still unable to help noticing things, nobody seems to have
presented an argument that user-space and kernel-side will need to be
developed together. There's been an obvious assumption, with oprofile
given as that assumption's poster-boy, but why that should be the case
for tools/perf remains unclear. Probably the reasons are so obvious that
they go without saying, but as a disinterested observer, it seems to me
that in this case the two sides really are quite separate and
independent in a very real sense. Perhaps in the same sense that acct
and quota are.
next prev parent reply other threads:[~2009-06-11 18:39 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-11 16:03 [GIT PULL] Performance Counters for Linux Ingo Molnar
2009-06-11 16:17 ` Christoph Hellwig
2009-06-11 16:26 ` Linus Torvalds
2009-06-11 16:34 ` Marcel Holtmann
2009-06-11 16:38 ` Linus Torvalds
2009-06-11 16:46 ` Christoph Hellwig
2009-06-11 16:54 ` Linus Torvalds
2009-06-11 16:47 ` Marcel Holtmann
2009-06-11 18:04 ` David Newall
2009-06-11 16:52 ` Al Viro
2009-06-11 16:56 ` Peter Zijlstra
2009-06-11 17:00 ` Christoph Hellwig
2009-06-11 17:05 ` Ray Lee
2009-06-11 17:08 ` Marcel Holtmann
2009-06-11 17:12 ` Al Viro
2009-06-11 17:22 ` Ray Lee
2009-06-11 17:06 ` Linus Torvalds
2009-06-11 17:59 ` Pekka Enberg
2009-06-11 18:10 ` David Newall
2009-06-11 18:21 ` Linus Torvalds
2009-06-11 18:38 ` David Newall [this message]
2009-06-11 18:44 ` Linus Torvalds
2009-06-11 19:07 ` David Newall
2009-06-11 19:23 ` Linus Torvalds
2009-06-11 19:29 ` Linus Torvalds
2009-06-11 19:35 ` David Newall
2009-06-11 19:49 ` Linus Torvalds
2009-06-12 1:43 ` Robert Richter
2009-06-12 3:21 ` David Newall
2009-06-11 19:37 ` David Newall
2009-06-11 18:51 ` Christoph Hellwig
2009-06-11 19:05 ` Marcel Holtmann
2009-06-11 18:24 ` Martin Bligh
2009-06-11 18:34 ` Linus Torvalds
2009-06-11 20:23 ` Ingo Molnar
2009-06-11 20:49 ` Marcel Holtmann
2009-06-11 21:08 ` Sam Ravnborg
2009-06-11 21:17 ` Marcel Holtmann
2009-06-11 21:26 ` Sam Ravnborg
2009-06-11 22:18 ` Jiri Slaby
2009-06-11 22:27 ` Linus Torvalds
2009-06-11 22:38 ` Alan Cox
2009-06-11 22:49 ` Linus Torvalds
2009-06-12 7:35 ` Alan Cox
2009-06-11 23:19 ` Al Viro
2009-06-11 23:25 ` Linus Torvalds
2009-06-12 0:26 ` Al Viro
2009-06-12 2:58 ` Linus Torvalds
2009-06-12 4:05 ` Al Viro
2009-06-11 21:59 ` Steven Rostedt
2009-06-12 10:19 ` Jörn Engel
2009-06-11 21:14 ` Ingo Molnar
2009-06-28 1:19 ` Felipe Contreras
2009-06-11 19:58 ` Andrew Morton
2009-06-11 20:09 ` Linus Torvalds
2009-06-12 4:07 ` Kyle McMartin
2009-06-11 16:58 ` Linus Torvalds
2009-06-11 18:50 ` Sam Ravnborg
2009-06-15 13:41 ` Giacomo A. Catenazzi
2009-06-15 15:18 ` Sam Ravnborg
2009-06-12 9:56 ` stephane eranian
2009-06-12 10:28 ` Ingo Molnar
2009-06-18 21:58 ` stephane eranian
2009-06-22 13:10 ` Performance analysis under Linux (was: Re: [GIT PULL] Performance Counters for Linux) Ingo Molnar
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