From: Steven Rostedt <rostedt@goodmis.org>
To: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Rusty Russell <rusty@rustcorp.com.au>,
Frederic Weisbecker <fweisbec@gmail.com>,
Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
Jason Baron <jbaron@redhat.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
linux-kernel@vger.kernel.org, 2nddept-manager@sdl.hitachi.co.jp,
Masami Hiramatsu <mhiramat@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Jan Beulich <jbeulich@novell.com>
Subject: Re: [PATCH -tip v5 6/8] x86: Introduce text_poke_smp_batch() for batch-code modifying
Date: Fri, 03 Dec 2010 09:44:59 -0500 [thread overview]
Message-ID: <1291387499.3228.5.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <20101203095422.2961.51217.stgit@ltc236.sdl.hitachi.co.jp>
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@redhat.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: x86@kernel.org
> Cc: Jan Beulich <jbeulich@novell.com>
Looks good,
Acked-by: Steven Rostedt <rostedt@goodmis.org>
-- Steve
> Cc: Jason Baron <jbaron@redhat.com>
> Cc: linux-kernel@vger.kernel.org
> Cc: Rusty Russell <rusty@rustcorp.com.au>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> ---
next prev parent reply other threads:[~2010-12-03 14:45 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-03 9:53 [PATCH -tip v5 0/8] Kprobes/x86: Batch optimization support Masami Hiramatsu
2010-12-03 9:53 ` [PATCH -tip v5 1/8] [CLEANUP] kprobes: Rename old_p to more appropriate name Masami Hiramatsu
2010-12-06 18:15 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-12-03 9:53 ` [PATCH -tip v5 2/8] [CLEANUP]kprobes: Cleanup disabling and unregistering path Masami Hiramatsu
2010-12-06 18:16 ` [tip:perf/core] kprobes: " tip-bot for Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 3/8] [CLEANUP]kprobes: Separate kprobe optimizing code from optimizer Masami Hiramatsu
2010-12-06 18:16 ` [tip:perf/core] kprobes: " tip-bot for Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 4/8] kprobes: Support delayed unoptimizing Masami Hiramatsu
2010-12-06 18:16 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 5/8] kprobes: Reuse unused kprobe Masami Hiramatsu
2010-12-06 18:17 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 6/8] x86: Introduce text_poke_smp_batch() for batch-code modifying Masami Hiramatsu
2010-12-03 14:44 ` Steven Rostedt [this message]
2010-12-06 18:17 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2011-02-11 21:07 ` Peter Zijlstra
2011-02-12 1:36 ` [tip:perf/urgent] x86: Fix text_poke_smp_batch() deadlock tip-bot for Peter Zijlstra
2011-02-14 1:25 ` [tip:perf/core] x86: Introduce text_poke_smp_batch() for batch-code modifying Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 7/8] kprobes: Use text_poke_smp_batch for optimizing Masami Hiramatsu
2010-12-06 18:17 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-12-03 9:54 ` [PATCH -tip v5 8/8] kprobes: Use text_poke_smp_batch for unoptimizing Masami Hiramatsu
2010-12-06 18:18 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
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