tree bb7b81120cdd84e106da22222b6eec57e45ac5c4
parent 79eb885c96b5ccf8bbffd0dddc4c15a5dd436a1c
author Mike Anderson <andmike@us.ibm.com> 1178703177 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1178739047 -0700

dm: allow offline devices

Allow check_device_area to succeed if a device has an i_size of zero.  This
addresses an issue seen on DASD devices setting up a multipath table for paths
in online and offline state.

Signed-off-by: Mike Anderson <andmike@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>