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Subject[2.6 patch] i386: no need to make enable_cpu_hotplug a variable
As long as there's no write access to this variable there's no reason 
to let gcc check it at runtime.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

arch/i386/kernel/topology.c | 2 --
include/asm-i386/cpu.h | 2 +-
2 files changed, 1 insertion(+), 3 deletions(-)

--- linux-2.6.22-rc6-mm1/include/asm-i386/cpu.h.old 2007-07-04 20:29:25.000000000 +0200
+++ linux-2.6.22-rc6-mm1/include/asm-i386/cpu.h 2007-07-04 20:36:33.000000000 +0200
@@ -13,7 +13,7 @@
extern int arch_register_cpu(int num);
#ifdef CONFIG_HOTPLUG_CPU
extern void arch_unregister_cpu(int);
-extern int enable_cpu_hotplug;
+#define enable_cpu_hotplug 1
#else
#define enable_cpu_hotplug 0
#endif
--- linux-2.6.22-rc6-mm1/arch/i386/kernel/topology.c.old 2007-07-04 20:30:12.000000000 +0200
+++ linux-2.6.22-rc6-mm1/arch/i386/kernel/topology.c 2007-07-04 20:35:56.000000000 +0200
@@ -51,8 +51,6 @@
}

#ifdef CONFIG_HOTPLUG_CPU
-int enable_cpu_hotplug = 1;
-
void arch_unregister_cpu(int num) {
return unregister_cpu(&cpu_devices[num].cpu);
}
-
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