From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50533) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3K7Q-0002tf-NL for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:24:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3K7L-0002U7-P4 for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:24:20 -0400 Received: from mga11.intel.com ([192.55.52.93]:23414) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d3K7L-0002Tv-Gs for qemu-devel@nongnu.org; Wed, 26 Apr 2017 06:24:15 -0400 From: "Liu, Yi L" Date: Wed, 26 Apr 2017 18:06:40 +0800 Message-Id: <1493201210-14357-11-git-send-email-yi.l.liu@linux.intel.com> In-Reply-To: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> References: <1493201210-14357-1-git-send-email-yi.l.liu@linux.intel.com> Subject: [Qemu-devel] [RFC PATCH 10/20] VFIO: notify vIOMMU emulator when device is assigned List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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" 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