linux-kernel - [PATCH] build fix for smp

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Date:	Wed, 19 Mar 2008 14:11:07 -0300
From:	Glauber de Oliveira Costa <gcosta@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, tglx@...utronix.de, mingo@...e.hu,
	ak@...e.de, Glauber Costa <gcosta@...hat.com>
Subject: [PATCH] build fix for smp

From: Glauber Costa <gcosta@...hat.com>

smp.c won't build when reboot.c is not compiled in,
due to the reboot_force dependency. It is always okay
for x86_64, but should be conditional on x86_32

Signed-off-by: Glauber Costa <gcosta@...hat.com>
---
 arch/x86/kernel/smp.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index 16c52aa..0ee8ad5 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -274,8 +274,10 @@ static void native_smp_send_stop(void)
 	int nolock;
 	unsigned long flags;
 
+#if defined(CONFIG_X86_64) || defined(CONFIG_X86_BIOS_REBOOT)
 	if (reboot_force)
 		return;
+#endif
 
 	/* Don't deadlock on the call lock in panic */
 	nolock = !spin_trylock(&call_lock);
-- 
1.5.0.6

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