From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sheng Yang Subject: [PATCH 02/16] kvm: deassign irq for INTx Date: Thu, 12 Mar 2009 21:36:45 +0800 Message-ID: <1236865019-30321-3-git-send-email-sheng@linux.intel.com> References: <1236865019-30321-1-git-send-email-sheng@linux.intel.com> Cc: kvm@vger.kernel.org, Marcelo Tosatti , Sheng Yang To: Avi Kivity , Marcelo Tosatti , Anthony Liguori Return-path: Received: from mga01.intel.com ([192.55.52.88]:13633 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756161AbZCLNhE (ORCPT ); Thu, 12 Mar 2009 09:37:04 -0400 In-Reply-To: <1236865019-30321-1-git-send-email-sheng@linux.intel.com> Sender: kvm-owner@vger.kernel.org List-ID: From: Marcelo Tosatti Signed-off-by: Marcelo Tosatti Signed-off-by: Sheng Yang --- qemu/hw/device-assignment.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/qemu/hw/device-assignment.c b/qemu/hw/device-assignment.c index 7c73210..19848b4 100644 --- a/qemu/hw/device-assignment.c +++ b/qemu/hw/device-assignment.c @@ -536,6 +536,14 @@ static int assign_irq(AssignedDevInfo *adev) calc_assigned_dev_id(dev->h_busnr, dev->h_devfn); assigned_irq_data.guest_irq = irq; assigned_irq_data.host_irq = dev->real_device.irq; +#ifdef KVM_CAP_ASSIGN_DEV_IRQ + assigned_irq_data.flags = KVM_DEV_IRQ_HOST_INTX | KVM_DEV_IRQ_GUEST_INTX; + r = kvm_deassign_irq(kvm_context, &assigned_irq_data); + /* -ENXIO means no assigned irq */ + if (r && r != -ENXIO) + perror("assign_irq: deassign"); +#endif + r = kvm_assign_irq(kvm_context, &assigned_irq_data); if (r < 0) { fprintf(stderr, "Failed to assign irq for \"%s\": %s\n", -- 1.5.4.5