Drivers: hv: Issue explicit EOI when autoeoi is not enabled

When auto EOI is not enabled; issue an explicit EOI for hyper-v interrupts. Fixes: 6c248aa ("Drivers: hv: Base autoeoi enablement based on hypervisor hints") Signed-off-by: K. Y. Srinivasan <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
josf · Apr 8, 2017 · a33fd4c · a33fd4c
1 parent a1d6f9c
commit a33fd4c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git 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);
 }