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authorIngo Molnar <mingo@elte.hu>2009-03-06 16:44:14 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-06 16:45:01 +0100
commitf0ef03985130287c6c84ebe69416cf790e6cc00e (patch)
tree3ecb04cc4d82e5fc3ae5f1747e6da172ae8cbcb7 /arch/x86/include/asm/cpu.h
parent16097439703bcd38e9fe5608c12add6dacb825ea (diff)
parent31bbed527e7039203920c51c9fb48c27aed0820c (diff)
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Merge branch 'x86/core' into tracing/textedit
Conflicts: arch/x86/Kconfig block/blktrace.c kernel/irq/handle.c Semantic conflict: kernel/trace/blktrace.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/cpu.h')
-rw-r--r--arch/x86/include/asm/cpu.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index bae482d..b185091 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -7,6 +7,20 @@
#include <linux/nodemask.h>
#include <linux/percpu.h>
+#ifdef CONFIG_SMP
+
+extern void prefill_possible_map(void);
+
+#else /* CONFIG_SMP */
+
+static inline void prefill_possible_map(void) {}
+
+#define cpu_physical_id(cpu) boot_cpu_physical_apicid
+#define safe_smp_processor_id() 0
+#define stack_smp_processor_id() 0
+
+#endif /* CONFIG_SMP */
+
struct x86_cpu {
struct cpu cpu;
};
@@ -17,4 +31,7 @@ extern void arch_unregister_cpu(int);
#endif
DECLARE_PER_CPU(int, cpu_state);
+
+extern unsigned int boot_cpu_id;
+
#endif /* _ASM_X86_CPU_H */