md: separate meta and data devs
authorJonathan Brassow <jbrassow@redhat.com>
Thu, 13 Jan 2011 22:14:34 +0000 (09:14 +1100)
committerNeilBrown <neilb@suse.de>
Thu, 13 Jan 2011 22:14:34 +0000 (09:14 +1100)
commita6ff7e089c7fca813c956ccbed824087e89a3a49
tree6537f72a2431c30601736676e9b1f89a7f1fe52e
parentccebd4c4159462c96397ae9af9c667bb394d7b70
md: separate meta and data devs

Allow the metadata to be on a separate device from the
data.

This doesn't mean the data and metadata will by on separate
physical devices - it simply gives device-mapper and userspace
tools more flexibility.

Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/bitmap.c
drivers/md/md.c
drivers/md/md.h