From: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Date: Sun, 7 Jun 2009 16:39:30 +0000 (+0900)
Subject: nilfs2: get rid of sget use for checking if current mount is present
X-Git-Tag: v2.6.31-rc1~375^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f82ff55168e92859119bf348e9e0bd6714d2fea;p=pandora-kernel.git

nilfs2: get rid of sget use for checking if current mount is present

This stops using sget() for checking if an r/w-mount or an r/o-mount
exists on the device.  This elimination uses a back pointer to the
current mount added to nilfs object.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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