From 498699c8aa44f0f6dd3131f8afc4f8f67217cdf2 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Sat, 1 Mar 2003 14:24:42 +0000
Subject: [PATCH] Reduced race window

---
 test/code.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/test/code.c b/test/code.c
index 4eab4808..9b4773cb 100644
--- a/test/code.c
+++ b/test/code.c
@@ -149,8 +149,9 @@ void mix_areas2(unsigned int size,
 {
 	while (size-- > 0) {
 		s32 sample = *src;
+		s32 old_sample = *sum;
 		if (cmpxchg(dst, 0, 1) == 0)
-			sample -= *sum;
+			sample -= old_sample;
 		atomic_add(sum, sample);
 		do {
 			sample = *sum;
-- 
2.47.1