linux-kernel - Re: [PATCH] [13/16] HWPOISON: The high level memory error handler in the VM v5

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Message-ID: <20090610123643.GA22161@wotan.suse.de>
Date:	Wed, 10 Jun 2009 14:36:43 +0200
From:	Nick Piggin <npiggin@...e.de>
To:	Wu Fengguang <fengguang.wu@...el.com>
Cc:	Hugh Dickins <hugh.dickins@...cali.co.uk>,
	Andi Kleen <andi@...stfloor.org>,
	"riel@...hat.com" <riel@...hat.com>,
	"chris.mason@...cle.com" <chris.mason@...cle.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH] [13/16] HWPOISON: The high level memory error handler in the VM v5

On Wed, Jun 10, 2009 at 08:16:45PM +0800, Wu Fengguang wrote:
> On Wed, Jun 10, 2009 at 07:03:05PM +0800, Nick Piggin wrote:
> > The application equally may not need to touch the data again, so
> > killing it might cause some inconsistency in whatever it is currently
> > doing.
> 
> Yes, early kill can also be evil. What I can do now is to document the
> early kill parameter more carefully.

That would be good. I would also strongly consider removing
options if possible to make things simpler and if there
is not a really compelling reason to have it.

Thanks,
Nick
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