[RFC PATCH v2 03/10] CPU hotplug: Convert preprocessor macros tostatic inline functions

[Srivatsa S. Bhat]

On 12/05/2012 06:10 AM, Andrew Morton wrote:
"static inline C functions would be preferred if possible.  Feel free to
fix up the wrong crufty surrounding code as well ;-)"

Convert the macros in the CPU hotplug code to static inline C functions.

Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@xxxxxxxxxxxxxxxxxx>
---

 include/linux/cpu.h |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index e2a9c49..599b376 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -200,12 +200,12 @@ static inline void cpu_hotplug_driver_unlock(void)
 
 #else		/* CONFIG_HOTPLUG_CPU */
 
-#define get_online_cpus()	do { } while (0)
-#define put_online_cpus()	do { } while (0)
-#define get_online_cpus_atomic_light()	do { } while (0)
-#define put_online_cpus_atomic_light()	do { } while (0)
-#define get_online_cpus_atomic_full()	do { } while (0)
-#define put_online_cpus_atomic_full()	do { } while (0)
+static inline void get_online_cpus(void) {}
+static inline void put_online_cpus(void) {}
+static inline void get_online_cpus_atomic_light(void) {}
+static inline void put_online_cpus_atomic_light(void) {}
+static inline void get_online_cpus_atomic_full(void) {}
+static inline void put_online_cpus_atomic_full(void) {}
 #define hotcpu_notifier(fn, pri)	do { (void)(fn); } while (0)
 /* These aren't inline functions due to a GCC bug. */
 #define register_hotcpu_notifier(nb)	({ (void)(nb); 0; })

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