mnt_flags fixes in do_remount()
authorAl Viro <viro@zeniv.linux.org.uk>
Sat, 16 Jan 2010 18:01:26 +0000 (13:01 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Sat, 16 Jan 2010 18:01:26 +0000 (13:01 -0500)
commit7b43a79f32c0a05e7562043af98e25c05c89b18e
tree920010b3bad9bd2cb7b9f4f2a7305a40400758da
parentdf1a1ad29739f032f8905310796e558589403d61
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>
fs/namespace.c