linux-kernel - [BUGFIX] crypto, ghash_clmul_ni, Fix building failure on x86

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Date:	Mon, 26 Oct 2009 16:32:12 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>,
	Dave Young <hidave.darkstar@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: [BUGFIX] crypto, ghash_clmul_ni, Fix building failure on x86_32

CLMUL-NI accelerated GHASH should be turned off on non-x86_64 machine.

Reported-by: Dave Young <hidave.darkstar@...il.com>
Signed-off-by: Huang Ying <ying.huang@...el.com>
---
 crypto/Kconfig |    1 +
 1 file changed, 1 insertion(+)

--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -442,6 +442,7 @@ config CRYPTO_WP512
 
 config CRYPTO_GHASH_CLMUL_NI_INTEL
 	tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
+	depends on (X86 || UML_X86) && 64BIT
 	select CRYPTO_SHASH
 	select CRYPTO_CRYPTD
 	help


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