From 4bda556aea1d2916260326c6afa77b84a1f1345a Mon Sep 17 00:00:00 2001
From: Shaohua Li <shli@kernel.org>
Date: Thu, 14 Nov 2013 15:16:17 +1100
Subject: [PATCH] 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>
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Reading git-format-patch failed