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-rw-r--r--arch/ia64/kernel/iosapic.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 0fc5fb7865c..d6aab40c641 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -925,6 +925,11 @@ iosapic_unregister_intr (unsigned int gsi)
/* Clear the interrupt controller descriptor */
idesc->chip = &no_irq_type;
+#ifdef CONFIG_SMP
+ /* Clear affinity */
+ cpus_setall(idesc->affinity);
+#endif
+
/* Clear the interrupt information */
memset(&iosapic_intr_info[vector], 0,
sizeof(struct iosapic_intr_info));