tree 78f830289dd8bb5337a7d3efa442ae44abd4dbab
parent 56d9912106b0974ffb6dd264c80c7e816677e998
author NeilBrown <neilb@suse.de> 1305088496 +1000
committer NeilBrown <neilb@suse.de> 1305088496 +1000

md/raid1: clean up read_balance.

read_balance has two loops which both look for a 'best'
device based on slightly different criteria.
This is clumsy and makes is hard to add extra criteria.

So replace it all with a single loop that combines everything.

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