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Diffstat (limited to 'include/asm-i386/smp.h')
-rw-r--r--include/asm-i386/smp.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/asm-i386/smp.h b/include/asm-i386/smp.h
index e03a206dfa36..edad9b4712fa 100644
--- a/include/asm-i386/smp.h
+++ b/include/asm-i386/smp.h
@@ -42,16 +42,23 @@ extern void smp_message_irq(int cpl, void *dev_id, struct pt_regs *regs);
extern void smp_invalidate_rcv(void); /* Process an NMI */
extern void (*mtrr_hook) (void);
extern void zap_low_mappings (void);
+extern void lock_ipi_call_lock(void);
+extern void unlock_ipi_call_lock(void);
#define MAX_APICID 256
extern u8 x86_cpu_to_apicid[];
+#ifdef CONFIG_HOTPLUG_CPU
+extern void cpu_exit_clear(void);
+extern void cpu_uninit(void);
+#endif
+
/*
* This function is needed by all SMP systems. It must _always_ be valid
* from the initial startup. We map APIC_BASE very early in page_setup(),
* so this is correct in the x86 case.
*/
-#define __smp_processor_id() (current_thread_info()->cpu)
+#define raw_smp_processor_id() (current_thread_info()->cpu)
extern cpumask_t cpu_callout_map;
extern cpumask_t cpu_callin_map;
@@ -83,6 +90,9 @@ static __inline int logical_smp_processor_id(void)
}
#endif
+
+extern int __cpu_disable(void);
+extern void __cpu_die(unsigned int cpu);
#endif /* !__ASSEMBLY__ */
#define NO_PROC_ID 0xFF /* No processor magic marker */