From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Liu, Yi L" Subject: [RFC PATCH 10/20] VFIO: notify vIOMMU emulator when device is assigned Date: Wed, 26 Apr 2017 18:06:40 +0800 Message-ID: <1493201210-14357-11-git-send-email-yi.l.liu@linux.intel.com> References: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> Return-path: In-Reply-To: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> Sender: kvm-owner@vger.kernel.org To: qemu-devel@nongnu.org, alex.williamson@redhat.com, peterx@redhat.com Cc: kvm@vger.kernel.org, jasowang@redhat.com, iommu@lists.linux-foundation.org, kevin.tian@intel.com, ashok.raj@intel.com, jacob.jun.pan@intel.com, tianyu.lan@intel.com, yi.l.liu@intel.com, jean-philippe.brucker@arm.com, "Liu, Yi L" List-Id: iommu@lists.linux-foundation.org With vIOMMU exposed to guest, notify vIOMMU emulator to record information of this assigned device. This patch adds iommu_ops->record_device to record the host bus/slot/function for this device. In future, it can be extended to other info which is needed. Signed-off-by: Liu, Yi L --- hw/vfio/pci.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index 9e13472..a1e6942 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -2881,6 +2881,10 @@ static void vfio_realize(PCIDevice *pdev, Error **errp) subregion, 0, &n1); + + memory_region_notify_device_record(subregion, + &vdev->host); + } } -- 1.9.1