From: David Howells <dhowells@redhat.com>
Date: Fri, 3 Apr 2009 15:42:44 +0000 (+0100)
Subject: NFS: Add read context retention for FS-Cache to call back with
X-Git-Tag: v2.6.30-rc1~229^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1fcdf534885b65e6d39780a5a89e9dfc5431cf68;p=pandora-kernel.git

NFS: Add read context retention for FS-Cache to call back with

Add read context retention so that FS-Cache can call back into NFS when a read
operation on the cache fails EIO rather than reading data.  This permits NFS to
then fetch the data from the server instead using the appropriate security
context.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Daire Byrne <Daire.Byrne@framestore.com>
---

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