From 51d4e5daa32808df4d50db511d167fde19fa114e Mon Sep 17 00:00:00 2001 From: Vitaly Kuznetsov Date: Wed, 24 Jan 2018 14:23:35 +0100 Subject: x86/irq: Count Hyper-V reenlightenment interrupts MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hyper-V reenlightenment interrupts arrive when the VM is migrated, While they are not interesting in general it's important when L2 nested guests are running. Signed-off-by: Vitaly Kuznetsov Signed-off-by: Thomas Gleixner Reviewed-by: Thomas Gleixner Cc: Stephen Hemminger Cc: kvm@vger.kernel.org Cc: Radim Krčmář Cc: Haiyang Zhang Cc: "Michael Kelley (EOSG)" Cc: Roman Kagan Cc: Andy Lutomirski Cc: devel@linuxdriverproject.org Cc: Paolo Bonzini Cc: "K. Y. Srinivasan" Cc: Cathy Avery Cc: Mohammed Gamal Link: https://lkml.kernel.org/r/20180124132337.30138-6-vkuznets@redhat.com --- arch/x86/hyperv/hv_init.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/x86/hyperv') diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c index e4377e2f2a10..a3adece392f1 100644 --- a/arch/x86/hyperv/hv_init.c +++ b/arch/x86/hyperv/hv_init.c @@ -147,6 +147,8 @@ __visible void __irq_entry hyperv_reenlightenment_intr(struct pt_regs *regs) { entering_ack_irq(); + inc_irq_stat(irq_hv_reenlightenment_count); + schedule_delayed_work(&hv_reenlightenment_work, HZ/10); exiting_irq(); -- cgit v1.2.3