tree 5233a0470d29eb5976ec9f6296ef129adf097ed8
parent 566c09c53455d7c4f1130928ef8071da1a24ea65
author Shaohua Li <shli@kernel.org> 1384402577 +1100
committer NeilBrown <neilb@suse.de> 1384834702 +1100

raid5: relieve lock contention in get_active_stripe()

track empty inactive list count, so md_raid5_congested() can use it to make
decision.

Signed-off-by: Shaohua Li <shli@fusionio.com>
Signed-off-by: NeilBrown <neilb@suse.de>