linux-kernel - Re: [PATCH 23/43] CacheFiles: Permit the page lock state to be monitored [ver #46]

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Message-ID: <49D50948.6070803@redhat.com>
Date:	Thu, 02 Apr 2009 14:51:52 -0400
From:	Rik van Riel <riel@...hat.com>
To:	David Howells <dhowells@...hat.com>
CC:	viro@...IV.linux.org.uk, nfsv4@...ux-nfs.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 23/43] CacheFiles: Permit the page lock state to be monitored
 [ver #46]

David Howells wrote:
> Add a function to install a monitor on the page lock waitqueue for a particular
> page, thus allowing the page being unlocked to be detected.
>
> This is used by CacheFiles to detect read completion on a page in the backing
> filesystem so that it can then copy the data to the waiting netfs page.
>
> Signed-off-by: David Howells <dhowells@...hat.com>
> Acked-by: Steve Dickson <steved@...hat.com>
> Acked-by: Trond Myklebust <Trond.Myklebust@...app.com>
Acked-by: Rik van Riel <riel@...hat.com>
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