vfs: keep list of mounts for each superblock
authorMiklos Szeredi <mszeredi@suse.cz>
Mon, 21 Nov 2011 11:11:30 +0000 (12:11 +0100)
committerAl Viro <viro@zeniv.linux.org.uk>
Sat, 7 Jan 2012 04:20:12 +0000 (23:20 -0500)
Keep track of vfsmounts belonging to a superblock.  List is protected
by vfsmount_lock.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Tested-by: Toshiyuki Okajima <toshi.okajima@jp.fujitsu.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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