linux-kernel - Re: [PATCH -tip v5 6/8] x86: Introduce text_poke_smp

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Message-ID: <1291387499.3228.5.camel@gandalf.stny.rr.com>
Date:	Fri, 03 Dec 2010 09:44:59 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Rusty Russell <rusty@...tcorp.com.au>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Jason Baron <jbaron@...hat.com>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	linux-kernel@...r.kernel.org, 2nddept-manager@....hitachi.co.jp,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Jan Beulich <jbeulich@...ell.com>
Subject: Re: [PATCH -tip v5 6/8] x86: Introduce text_poke_smp_batch() for
 batch-code modifying

On Fri, 2010-12-03 at 18:54 +0900, Masami Hiramatsu wrote:
> Introduce text_poke_smp_batch(). This function modifies several
> text areas with one stop_machine() on SMP. Because calling
> stop_machine() is heavy task, it is better to aggregate text_poke
> requests.
> 
> Frederic, I've talked with Rusty about this interface, and
> he would not like to expand stop_machine() interface, since
> it is not for generic use.
> 
> Signed-off-by: Masami Hiramatsu <mhiramat@...hat.com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: x86@...nel.org
> Cc: Jan Beulich <jbeulich@...ell.com>

Looks good,

Acked-by: Steven Rostedt <rostedt@...dmis.org>

-- Steve

> Cc: Jason Baron <jbaron@...hat.com>
> Cc: linux-kernel@...r.kernel.org
> Cc: Rusty Russell <rusty@...tcorp.com.au>
> Cc: Frederic Weisbecker <fweisbec@...il.com>
> ---


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