cpuinfo: Drop cpu_set_feature from exporting

It's redundant, should be cpu local.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

arch/aarch64/cpu.c

@@ -3,10 +3,6 @@
 
 #include "cpu.h"
 
-void cpu_set_feature(unsigned int feature)
-{
-}
-
 bool cpu_has_feature(unsigned int feature)
 {
 	return false;

arch/arm/cpu.c

@@ -3,10 +3,6 @@
 
 #include "cpu.h"
 
-void cpu_set_feature(unsigned int feature)
-{
-}
-
 bool cpu_has_feature(unsigned int feature)
 {
 	return false;

arch/x86/cpu.c

@@ -30,7 +30,7 @@ const char * const x86_cap_flags[NCAPINTS_BITS] = {
 
 static DECLARE_BITMAP(cpu_features, NCAPINTS_BITS);
 
-void cpu_set_feature(unsigned int feature)
+static void cpu_set_feature(unsigned int feature)
 {
 	if (likely(feature < NCAPINTS_BITS))
 		set_bit(feature, cpu_features);

arch/x86/include/asm/cpu.h

@@ -16,7 +16,6 @@
 
 extern const char * const x86_cap_flags[NCAPINTS_BITS];
 
-extern void cpu_set_feature(unsigned int feature);
 extern bool cpu_has_feature(unsigned int feature);
 extern int cpu_init(void);
 

include/cpu.h

@@ -3,7 +3,6 @@
 
 #include "asm/cpu.h"
 
-extern void cpu_set_feature(unsigned int feature);
 extern bool cpu_has_feature(unsigned int feature);
 extern int cpu_init(void);