linux-kernel - [PATCH] [26/50] i386: export i386 smp_call_function

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Message-Id: <20070921223225.88F691479D@wotan.suse.de>
Date:	Sat, 22 Sep 2007 00:32:25 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	Laurent.Vivier@...l.net, patches@...-64.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] [26/50] i386: export i386 smp_call_function_mask() to modules


From: Laurent Vivier <Laurent.Vivier@...l.net>

This patch export i386 smp_call_function_mask() with EXPORT_SYMBOL().

This function is needed by KVM to call a function on a set of CPUs.

 arch/i386/kernel/smp.c |    7 +++++++
 include/asm-i386/smp.h |    9 +++------
 2 files changed, 10 insertions(+), 6 deletions(-)

Signed-off-by: Laurent Vivier <Laurent.Vivier@...l.net>


Index: linux/arch/i386/kernel/smp.c
===================================================================
--- linux.orig/arch/i386/kernel/smp.c
+++ linux/arch/i386/kernel/smp.c
@@ -708,3 +708,10 @@ struct smp_ops smp_ops = {
 	.smp_send_reschedule = native_smp_send_reschedule,
 	.smp_call_function_mask = native_smp_call_function_mask,
 };
+
+int smp_call_function_mask(cpumask_t mask, void (*func) (void *info),
+			   void *info, int wait)
+{
+	return smp_ops.smp_call_function_mask(mask, func, info, wait);
+}
+EXPORT_SYMBOL(smp_call_function_mask);
Index: linux/include/asm-i386/smp.h
===================================================================
--- linux.orig/include/asm-i386/smp.h
+++ linux/include/asm-i386/smp.h
@@ -92,12 +92,9 @@ static inline void smp_send_reschedule(i
 {
 	smp_ops.smp_send_reschedule(cpu);
 }
-static inline int smp_call_function_mask(cpumask_t mask,
-					 void (*func) (void *info), void *info,
-					 int wait)
-{
-	return smp_ops.smp_call_function_mask(mask, func, info, wait);
-}
+extern int smp_call_function_mask(cpumask_t mask,
+				  void (*func) (void *info), void *info,
+				  int wait);
 
 void native_smp_prepare_boot_cpu(void);
 void native_smp_prepare_cpus(unsigned int max_cpus);
-
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