Commit a33fd4c2 authored Mar 28, 2017 by K. Y. Srinivasan Committed by Greg Kroah-Hartman Apr 08, 2017

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: 6c248aad ("Drivers: hv: Base autoeoi enablement based on hypervisor hints")

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent a1d6f9cf

arch/x86/kernel/cpu/mshyperv.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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);
		}

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