From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 16 Jan 2010 18:01:26 +0000 (-0500)
Subject: mnt_flags fixes in do_remount()
X-Git-Tag: v2.6.33-rc5~25^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b43a79f32c0a05e7562043af98e25c05c89b18e;p=pandora-kernel.git

mnt_flags fixes in do_remount()

* need vfsmount_lock over modifying it
* need to preserve MNT_SHARED/MNT_UNBINDABLE

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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