From: Andrew Gallagher <andrewjcg@fb.com>
Date: Tue, 5 Nov 2013 11:55:43 +0000 (-0800)
Subject: fuse: don't invalidate attrs when not using atime
X-Git-Tag: v3.14-rc1~121^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=451418fc928b5ec1ee96a9afac807b6312811a2a;p=pandora-kernel.git

fuse: don't invalidate attrs when not using atime

Various read operations (e.g. readlink, readdir) invalidate the cached
attrs for atime changes.  This patch adds a new function
'fuse_invalidate_atime', which checks for a read-only super block and
avoids the attr invalidation in that case.

Signed-off-by: Andrew Gallagher <andrewjcg@fb.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
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