From: NeilBrown <neilb@suse.de>
Date: Mon, 14 Jul 2014 01:28:20 +0000 (+1000)
Subject: NFS: teach nfs_lookup_verify_inode to handle LOOKUP_RCU
X-Git-Tag: cleanup-for-v3.18~41^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1fa1e38447964d6c96b027f9f999ef105d8cf8aa;p=pandora-kernel.git

NFS: teach nfs_lookup_verify_inode to handle LOOKUP_RCU

It fails with -ECHILD rather than make an RPC call.

This allows nfs_lookup_revalidate to call it in RCU-walk mode.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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