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-rw-r--r--include/asm-ia64/acpi.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h
index 6a26a977f25..4c06d455139 100644
--- a/include/asm-ia64/acpi.h
+++ b/include/asm-ia64/acpi.h
@@ -98,6 +98,15 @@ const char *acpi_get_sysname (void);
int acpi_request_vector (u32 int_type);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
+/*
+ * Record the cpei override flag and current logical cpu. This is
+ * useful for CPU removal.
+ */
+extern unsigned int can_cpei_retarget(void);
+extern unsigned int is_cpu_cpei_target(unsigned int cpu);
+extern void set_cpei_target_cpu(unsigned int cpu);
+extern unsigned int get_cpei_target_cpu(void);
+
#ifdef CONFIG_ACPI_NUMA
/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
#define MAX_PXM_DOMAINS (256)