linux-kernel - Re: [PATCH -tip v3 18/23] x86/dumpstack: Use NOKPROBE

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Message-ID: <528EBC88.2030609@hitachi.com>
Date:	Fri, 22 Nov 2013 11:08:08 +0900
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-arch@...r.kernel.org,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Sandeepa Prabhu <sandeepa.prabhu@...aro.org>,
	Vineet Gupta <vgupta@...opsys.com>, x86@...nel.org,
	lkml <linux-kernel@...r.kernel.org>,
	"Steven Rostedt (Red Hat)" <rostedt@...dmis.org>,
	virtualization@...ts.linux-foundation.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...hat.com>, systemtap@...rceware.org,
	"H. Peter Anvin" <hpa@...or.com>, Tejun Heo <tj@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiri Slaby <jslaby@...e.cz>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH -tip v3 18/23] x86/dumpstack: Use NOKPROBE_SYMBOL macro
 in dumpstack.c

(2013/11/21 20:30), Ingo Molnar wrote:
> 
> * Masami Hiramatsu <masami.hiramatsu.pt@...achi.com> wrote:
> 
>> Use NOKPROBE_SYMBOL macro for protecting functions
>> from kprobes instead of __kprobes annotation in
>> dumpstack.c.
>>
>> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
>> Cc: Thomas Gleixner <tglx@...utronix.de>
>> Cc: Ingo Molnar <mingo@...hat.com>
>> Cc: "H. Peter Anvin" <hpa@...or.com>
>> Cc: Andrew Morton <akpm@...ux-foundation.org>
>> Cc: Jiri Slaby <jslaby@...e.cz>
>> Cc: Tejun Heo <tj@...nel.org>
>> Cc: Vineet Gupta <vgupta@...opsys.com>
>> ---
>>  arch/x86/kernel/dumpstack.c |    9 ++++++---
>>  1 file changed, 6 insertions(+), 3 deletions(-)
> 
> Btw., all these mechanic changes of the __kprobes annotation can be 
> merged into a single patch. That will cut down on the size of the 
> series substantially.

Right, I just thought it would be easy to review for each
subsystem maintainer, because some of them including
forcibly (or explicitly) inlined changes (__always_inline).

Thank you,

-- 
Masami HIRAMATSU
IT Management Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@...achi.com


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