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* [2.6 patch] i386: no need to make enable_cpu_hotplug a variable
@ 2007-07-29 15:02 Adrian Bunk
  0 siblings, 0 replies; 2+ messages in thread
From: Adrian Bunk @ 2007-07-29 15:02 UTC (permalink / raw)
  To: Andrew Morton; +Cc: linux-kernel

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>

---

This patch has been sent on:
- 6 Jul 2007

 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);
 }


^ permalink raw reply	[flat|nested] 2+ messages in thread
* [2.6 patch] i386: no need to make enable_cpu_hotplug a variable
@ 2007-07-05 23:22 Adrian Bunk
  0 siblings, 0 replies; 2+ messages in thread
From: Adrian Bunk @ 2007-07-05 23:22 UTC (permalink / raw)
  To: linux-kernel

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);
 }


^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2007-07-29 15:20 UTC | newest]

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