md: don't allow bitmap file to be added to raid0/linear.
authorNeilBrown <neilb@suse.de>
Fri, 8 Aug 2014 05:40:24 +0000 (15:40 +1000)
committerNeilBrown <neilb@suse.de>
Fri, 8 Aug 2014 05:43:20 +0000 (15:43 +1000)
An array can only accept a bitmap if it will call bitmap_daemon_work
periodically, which means it needs a thread running.

If there is no thread, don't allow a bitmap to be added.

Signed-off-by: NeilBrown <neilb@suse.de>

No differences found