linux-kernel - Re: [patch 3/9] Guest page hinting: volatile page cache.

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Message-Id: <1157133841.21733.79.camel@localhost>
Date:	Fri, 01 Sep 2006 20:04:01 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	Dave Hansen <haveblue@...ibm.com>
Cc:	Andy Whitcroft <apw@...dowen.org>, linux-kernel@...r.kernel.org,
	virtualization@...ts.osdl.org, akpm@...l.org,
	nickpiggin@...oo.com.au, frankeh@...son.ibm.com
Subject: Re: [patch 3/9] Guest page hinting: volatile page cache.

On Fri, 2006-09-01 at 11:03 -0700, Dave Hansen wrote:
> OK.  It comes down to a race between 
> 
>         __remove_from_page_cache()/__delete_from_swap_cache()
> 
> and
> 
>         __page_discard()
> 
> running on the same page at the same time.  Right?

Yes.

-- 
blue skies,
  Martin.

Martin Schwidefsky
Linux for zSeries Development & Services
IBM Deutschland Entwicklung GmbH

"Reality continues to ruin my life." - Calvin.


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