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authorIngo Molnar <mingo@elte.hu>2009-03-08 16:48:51 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-08 16:48:51 +0100
commitdba58e39ced7af63f2748d12bbb2b4ac83c72391 (patch)
treeee15a5e7667b51d0d0f7e8cb39064652f7c84c28 /arch/x86/include/asm/cpu.h
parent9de36825b321fe9fe9cf73260554251af579f4ca (diff)
parent78ff7fae04554b49d29226ed12536268c2500d1f (diff)
Merge branches 'tracing/doc', 'tracing/ftrace', 'tracing/printk' and 'tracing/textedit' into tracing/core
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 bae482df603..b185091bf19 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 */