linux-kernel - Re: [RFC PATCH 1/4 V2] livedump: Add notifier-call-chain into do_page

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Message-ID: <1337937596.9783.165.camel@laptop>
Date:	Fri, 25 May 2012 11:19:56 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	YOSHIDA Masanori <masanori.yoshida.tv@...achi.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Vivek Goyal <vgoyal@...hat.com>, linux-kernel@...r.kernel.org,
	Andy Lutomirski <luto@....edu>, Ingo Molnar <mingo@...e.hu>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Kees Cook <keescook@...omium.org>,
	Kevin Hilman <khilman@...com>,
	Prarit Bhargava <prarit@...hat.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Tejun Heo <tj@...nel.org>,
	yrl.pp-manager.tt@...achi.com
Subject: Re: [RFC PATCH 1/4 V2] livedump: Add notifier-call-chain into
 do_page_fault

On Fri, 2012-05-25 at 18:12 +0900, YOSHIDA Masanori wrote:
> 
> This patch adds notifier-call-chain that is called in do_page_fault.
> Livedump uses this to check if page fault is caused by livedump, and if so,
> the fault is handled by livedump's handler function. Otherwise, it is
> handled by the original page fault handler. 

No, please no notifiers..



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