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From: Ingo Molnar <mingo@elte.hu>
To: Pavel Machek <pavel@ucw.cz>
Cc: Avi Kivity <avi@redhat.com>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Tom Zanussi <tzanussi@gmail.com>,
	Fr?d?ric Weisbecker <fweisbec@gmail.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	linux-perf-users@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: disabling group leader perf_event
Date: Sun, 12 Sep 2010 22:32:58 +0200	[thread overview]
Message-ID: <20100912203258.GC16751@elte.hu> (raw)
In-Reply-To: <20100912191429.GA27440@elf.ucw.cz>


* Pavel Machek <pavel@ucw.cz> wrote:

> On Sun 2010-09-12 20:48:43, Ingo Molnar wrote:
> > 
> > * Avi Kivity <avi@redhat.com> wrote:
> > 
> > >  On 09/12/2010 08:46 AM, Pavel Machek wrote:
> > > >  1- Most (least abstract) specific code: a block of bytecode in the form
> > > >     of a simplified, executable, kernel-checked x86 machine code block -
> > > >     this is also the fastest form. [yes, this is actually possible.]
> > > >Well... if we want to be a bit x86-entric.... can we just reuse ACPI
> > > >interpretter?
> > > 
> > > I hope this was a joke, ACPI won the academy awards for ugliness, 
> > > ..., bad specification, non-generality, and 
> 
> As did i386 instruction set :-).

Are you kidding? The i386 instruction set may be ugly, but it's 
implemented in hardware, which has obvious upsides.

The ACPI AML code is just plain ugly.

	Ingo

  reply	other threads:[~2010-09-12 20:33 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-06  9:12 disabling group leader perf_event Avi Kivity
2010-09-06 11:24 ` Peter Zijlstra
2010-09-06 11:34   ` Avi Kivity
2010-09-06 11:54     ` Peter Zijlstra
2010-09-06 11:58       ` Avi Kivity
2010-09-06 12:29         ` Peter Zijlstra
2010-09-06 12:40           ` Ingo Molnar
2010-09-06 13:16             ` Steven Rostedt
2010-09-06 16:42               ` Tom Zanussi
2010-09-07 12:53                 ` Steven Rostedt
2010-09-07 14:16                   ` Tom Zanussi
2010-09-06 12:49           ` Avi Kivity
2010-09-06 12:43         ` Ingo Molnar
2010-09-06 12:45           ` Avi Kivity
2010-09-06 12:59             ` Ingo Molnar
2010-09-06 13:41               ` Pekka Enberg
2010-09-06 13:54                 ` Ingo Molnar
2010-09-06 14:57               ` Avi Kivity
2010-09-06 15:30                 ` Alan Cox
2010-09-06 15:20                   ` Avi Kivity
2010-09-06 15:48                     ` Alan Cox
2010-09-06 17:50                       ` Avi Kivity
2010-09-06 15:47                 ` Ingo Molnar
2010-09-06 17:55                   ` Avi Kivity
2010-09-07  3:44                     ` Ingo Molnar
2010-09-07  8:33                       ` Stefan Hajnoczi
2010-09-07  9:13                         ` Avi Kivity
2010-09-07 22:43                         ` Ingo Molnar
2010-09-07 15:55                       ` Alan Cox
2010-09-08  1:44                       ` Paul Mackerras
2010-09-08  6:16                         ` Pekka Enberg
2010-09-08  6:44                           ` Ingo Molnar
2010-09-08  7:30                             ` Peter Zijlstra
2010-09-08 19:30                             ` Frank Ch. Eigler
2010-09-09  7:38                               ` Ingo Molnar
2010-09-08  6:19                         ` Avi Kivity
2010-09-06 20:31                   ` Pekka Enberg
2010-09-06 20:37                     ` Pekka Enberg
2010-09-07  4:03                     ` Ingo Molnar
2010-09-07  9:30                       ` Pekka Enberg
2010-09-07 22:27                         ` Ingo Molnar
2010-09-07 10:57                     ` KOSAKI Motohiro
2010-09-07 12:14                       ` Pekka Enberg
2010-09-07 13:35                   ` Steven Rostedt
2010-09-07 13:47                     ` Avi Kivity
2010-09-07 16:02                       ` Steven Rostedt
2010-09-12  6:46                   ` Pavel Machek
2010-09-12 17:54                     ` Avi Kivity
2010-09-12 18:48                       ` Ingo Molnar
2010-09-12 19:14                         ` Pavel Machek
2010-09-12 20:32                           ` Ingo Molnar [this message]
2010-09-12 21:06                             ` Pavel Machek
2010-09-12 22:19                               ` Ingo Molnar

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