From 3c798b2b1f7ff7866cfd267d8f065df3ed64c751 Mon Sep 17 00:00:00 2001
From: Mateusz Guzik <mjg@FreeBSD.org>
Date: Tue, 7 Feb 2017 16:01:07 +0000
Subject: [PATCH] locks: follow up r313386

Unfinished diff was committed by accident. The loop in lock_delay
was changed to decrement, but the loop iterator was still incrementing.
---
 sys/kern/subr_lock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/subr_lock.c b/sys/kern/subr_lock.c
index 2ed5fdb6bb7..8584525922f 100644
--- a/sys/kern/subr_lock.c
+++ b/sys/kern/subr_lock.c
@@ -128,7 +128,7 @@ lock_delay(struct lock_delay_arg *la)
 	if (__predict_false(la->delay > lc->max))
 		la->delay = lc->max;
 
-	for (i = la->delay; i > 0; i++)
+	for (i = la->delay; i > 0; i--)
 		cpu_spinwait();
 
 	la->spin_cnt += la->delay;