From 25c7f41e9234f60af30e086278f1de7974f8816f Mon Sep 17 00:00:00 2001
From: Pavel Shilovsky <piastry@etersoft.ru>
Date: Thu, 26 May 2011 23:35:47 +0400
Subject: [PATCH] CIFS: Migrate to shared superblock model

Add cifs_match_super to use in sget to share superblock between mounts
that have the same //server/sharename, credentials and mount options.
It helps us to improve performance on work with future SMB2.1 leases.

Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Steve French <sfrench@us.ibm.com>
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Reading git-format-patch failed