From: Miklos Szeredi <mszeredi@suse.cz>
Date: Mon, 26 Mar 2012 10:54:20 +0000 (+0200)
Subject: vfs: don't revalidate just looked up dentry
X-Git-Tag: v3.4-rc1~2^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3637c05d881b2b7bab36f339245b8963f5b29c9f;p=pandora-kernel.git

vfs: don't revalidate just looked up dentry

__lookup_hash() calls ->lookup() if the dentry needs lookup and on success
revalidates the dentry (all under dir->i_mutex).

While this is harmless it doesn't make a lot of sense.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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