metadata_update sends message to other nodes
authorGoldwyn Rodrigues <rgoldwyn@suse.com>
Sat, 7 Jun 2014 06:44:51 +0000 (01:44 -0500)
committerGoldwyn Rodrigues <rgoldwyn@suse.com>
Mon, 23 Feb 2015 15:59:06 +0000 (09:59 -0600)
commit293467aa1f161cd50920ccf7fc1efa3946a4d50c
tree661c54b1c0e45b1f8bdd56c86a9564887c9ec069
parent601b515c5dcc00fa71148cd9d2405ea1f70bc9cd
metadata_update sends message to other nodes

   - request to send a message
   - make changes to superblock
   - send messages telling everyone that the superblock has changed
   - other nodes all read the superblock
   - other nodes all ack the messages
   - updating node release the "I'm sending a message" resource.

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
drivers/md/md-cluster.c
drivers/md/md-cluster.h
drivers/md/md.c