linux-kernel - [PATCH] [1/48] x86_64: fix x86

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Date:	Sun, 29 Apr 2007 12:52:48 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	Andrew Morton <akpm@...ux-foundation.org>, Andi Kleen <ak@...e.de>,
	Dave Jones <davej@...emonkey.org.uk>, patches@...-64.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] [1/48] x86_64: fix x86_64-mm-sched-clock-share


From: Andrew Morton <akpm@...ux-foundation.org>

Fix for the following patch. Provide dummy cpufreq functions when
CPUFREQ is not compiled in. 

Cc: Andi Kleen <ak@...e.de>
Cc: Dave Jones <davej@...emonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Andi Kleen <ak@...e.de>

---

 include/linux/cpufreq.h |   19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

Index: linux/include/linux/cpufreq.h
===================================================================
--- linux.orig/include/linux/cpufreq.h
+++ linux/include/linux/cpufreq.h
@@ -32,7 +32,15 @@
  *                     CPUFREQ NOTIFIER INTERFACE                    *
  *********************************************************************/
 
+#ifdef CONFIG_CPU_FREQ
 int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list);
+#else
+static inline int cpufreq_register_notifier(struct notifier_block *nb,
+						unsigned int list)
+{
+	return 0;
+}
+#endif
 int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list);
 
 #define CPUFREQ_TRANSITION_NOTIFIER	(0)
@@ -261,17 +269,22 @@ int cpufreq_set_policy(struct cpufreq_po
 int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
 int cpufreq_update_policy(unsigned int cpu);
 
-/* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
-unsigned int cpufreq_get(unsigned int cpu);
 
-/* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */
+/*
+ * query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it
+ */
 #ifdef CONFIG_CPU_FREQ
 unsigned int cpufreq_quick_get(unsigned int cpu);
+unsigned int cpufreq_get(unsigned int cpu);
 #else
 static inline unsigned int cpufreq_quick_get(unsigned int cpu)
 {
 	return 0;
 }
+static inline unsigned int cpufreq_get(unsigned int cpu)
+{
+	return 0;
+}
 #endif
 
 
-
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