md/raid1: fix buglet in md_raid1_contested.
authorNeilBrown <neilb@suse.de>
Mon, 13 Feb 2012 03:24:05 +0000 (14:24 +1100)
committerNeilBrown <neilb@suse.de>
Mon, 13 Feb 2012 03:24:05 +0000 (14:24 +1100)
Since we added 'replacement' capability, RAID1 can have twice
as many devices as ->raid_disks indicates.
So md_raid1_congested needs to check that many possible devices,
not just ->raid_disks many.

Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/raid1.c

Simple merge