md/bitmap: use DIV_ROUND_UP instead of open-code
authorNeilBrown <neilb@suse.de>
Tue, 22 May 2012 03:55:25 +0000 (13:55 +1000)
committerNeilBrown <neilb@suse.de>
Tue, 22 May 2012 03:55:25 +0000 (13:55 +1000)
Also take the opportunity to simplify CHUNK_BLOCK_RATIO.

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

No differences found