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-rw-r--r--arch/ia64/include/asm/hw_irq.h6
-rw-r--r--arch/ia64/kernel/irq_ia64.c6
2 files changed, 7 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h
index 91619b31dbf5..bf2e37493e04 100644
--- a/arch/ia64/include/asm/hw_irq.h
+++ b/arch/ia64/include/asm/hw_irq.h
@@ -59,7 +59,13 @@ typedef u16 ia64_vector;
extern int ia64_first_device_vector;
extern int ia64_last_device_vector;
+#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined (CONFIG_IA64_DIG))
+/* Reserve the lower priority vector than device vectors for "move IRQ" IPI */
+#define IA64_IRQ_MOVE_VECTOR 0x30 /* "move IRQ" IPI */
+#define IA64_DEF_FIRST_DEVICE_VECTOR 0x31
+#else
#define IA64_DEF_FIRST_DEVICE_VECTOR 0x30
+#endif
#define IA64_DEF_LAST_DEVICE_VECTOR 0xe7
#define IA64_FIRST_DEVICE_VECTOR ia64_first_device_vector
#define IA64_LAST_DEVICE_VECTOR ia64_last_device_vector
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index dd9d7b54f1a1..181a9344e67b 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -260,7 +260,6 @@ void __setup_vector_irq(int cpu)
}
#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG))
-#define IA64_IRQ_MOVE_VECTOR IA64_DEF_FIRST_DEVICE_VECTOR
static enum vector_domain_type {
VECTOR_DOMAIN_NONE,
@@ -659,11 +658,8 @@ init_IRQ (void)
register_percpu_irq(IA64_SPURIOUS_INT_VECTOR, NULL);
#ifdef CONFIG_SMP
#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG)
- if (vector_domain_type != VECTOR_DOMAIN_NONE) {
- BUG_ON(IA64_FIRST_DEVICE_VECTOR != IA64_IRQ_MOVE_VECTOR);
- IA64_FIRST_DEVICE_VECTOR++;
+ if (vector_domain_type != VECTOR_DOMAIN_NONE)
register_percpu_irq(IA64_IRQ_MOVE_VECTOR, &irq_move_irqaction);
- }
#endif
#endif
#ifdef CONFIG_PERFMON