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-rw-r--r--arch/x86/kernel/apic/apic.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 4b0f9117e1cd..5f973fed3c9f 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -2639,6 +2639,13 @@ static int lapic_suspend(void)
#endif
local_irq_save(flags);
+
+ /*
+ * Mask IOAPIC before disabling the local APIC to prevent stale IRR
+ * entries on some implementations.
+ */
+ mask_ioapic_entries();
+
disable_local_APIC();
irq_remapping_disable();