linux-kernel - [PATCH 03/13] HW-latency: Use get_random_bytes

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Message-Id: <1352080784-30839-4-git-send-email-luming.yu@gmail.com>
Date:	Sun,  4 Nov 2012 20:59:34 -0500
From:	Luming Yu <luming.yu@...il.com>
To:	arnd@...db.de, linux-kernel@...r.kernel.org
Cc:	Luming Yu <luming.yu@...il.com>, Luming Yu <luming.yu@...el.com>
Subject: [PATCH 03/13] HW-latency: Use get_random_bytes_arch

To test rdrand on CPU like Ivy Bridget, we need feature aware random function.

Signed-off-by: Luming Yu <luming.yu@...el.com>
---
 drivers/misc/hw_latency_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/hw_latency_test.c b/drivers/misc/hw_latency_test.c
index e970642..8a8c6ba 100644
--- a/drivers/misc/hw_latency_test.c
+++ b/drivers/misc/hw_latency_test.c
@@ -155,7 +155,7 @@ static int get_random_bytes_sample(void *unused)
 	do {
 
 		t1 = ktime_get();
-		get_random_bytes(buffer, 1024);
+		get_random_bytes_arch(buffer, 1024);
 		t2 = ktime_get();
 		total = ktime_to_us(ktime_sub(t2, start));
 		diff = ktime_to_us(ktime_sub(t2, t1));
-- 
1.7.12.1

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