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Commit b32ef636 authored by travis@sgi.com's avatar travis@sgi.com Committed by Ingo Molnar
Browse files

percpu: use a kconfig variable to signal arch specific percpu setup 



The use of the __GENERIC_PERCPU is a bit problematic since arches
may want to run their own percpu setup while using the generic
percpu definitions. Replace it through a kconfig variable.

Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: default avatarChristoph Lameter <clameter@sgi.com>
Signed-off-by: default avatarMike Travis <travis@sgi.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent cf8fa920

arch/ia64/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -80,6 +80,9 @@ config GENERIC_TIME_VSYSCALL 
	bool

	default y



config ARCH_SETS_UP_PER_CPU_AREA

	def_bool y



config DMI

	bool

	default y

arch/powerpc/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -42,6 +42,9 @@ config GENERIC_HARDIRQS 
	bool

	default y



config ARCH_SETS_UP_PER_CPU_AREA

	def_bool PPC64



config IRQ_PER_CPU

	bool

	default y

arch/sparc64/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -66,6 +66,9 @@ config AUDIT_ARCH 
	bool

	default y



config ARCH_SETS_UP_PER_CPU_AREA

	def_bool y



config ARCH_NO_VIRT_TO_BUS

	def_bool y

arch/x86/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -97,6 +97,9 @@ config GENERIC_TIME_VSYSCALL 
	bool

	default X86_64



config ARCH_SETS_UP_PER_CPU_AREA

	def_bool X86_64



config ARCH_SUPPORTS_OPROFILE

	bool

	default y

include/asm-generic/percpu.h

+0 −1
Original line number Diff line number Diff line
@@ -3,7 +3,6 @@ 
#include <linux/compiler.h>

#include <linux/threads.h>



#define __GENERIC_PER_CPU

#ifdef CONFIG_SMP



extern unsigned long __per_cpu_offset[NR_CPUS];