tree 726b16f46c039df387f7cdfe0d195821d8955532
parent 8ed0a5216a0238f53b482ec88ce4aeed4b9f0da1
author Neil Brown <neilb@notabene.brown> 1214605891 +1000
committer Neil Brown <neilb@notabene.brown> 1214605891 +1000

Support adding a spare to a live md array with external metadata.

i.e. extend the 'md/dev-XXX/slot' attribute so that you can
tell a device to fill an vacant slot in an and md array.

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