From: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
When auto EOI is not enabled; issue an explicit EOI for hyper-v
interrupts.
Fixes: 6c248aad81c8 ("Drivers: hv: Base autoeoi enablement based on hypervisor hints")
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/mshyperv.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index b5375b9..04cb8d3 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -49,6 +49,9 @@ void hyperv_vector_handler(struct pt_regs *regs)
if (vmbus_handler)
vmbus_handler();
+ if (ms_hyperv.hints & HV_X64_DEPRECATING_AEOI_RECOMMENDED)
+ ack_APIC_irq();
+
exiting_irq();
set_irq_regs(old_regs);
}
--
1.7.1
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