From: wexu@redhat.com
To: qemu-devel@nongnu.org
Cc: jasowang@redhat.com, marcel@redhat.com,
alex.williamson@redhat.com, Wei Xu <wexu@redhat.com>
Subject: [Qemu-devel] [Patch 2/3] vfio: invoke looking up address space.
Date: Tue, 12 Sep 2017 02:56:31 +0800 [thread overview]
Message-ID: <1505156192-18994-3-git-send-email-wexu@redhat.com> (raw)
In-Reply-To: <1505156192-18994-1-git-send-email-wexu@redhat.com>
From: Wei Xu <wexu@redhat.com>
Invoke looking up correct address space before getting an
IOMMU group.
Signed-off-by: Wei Xu <wexu@redhat.com>
---
hw/vfio/pci.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index 31e1edf..856cefd 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -2640,6 +2640,7 @@ static void vfio_realize(PCIDevice *pdev, Error **errp)
struct stat st;
int groupid;
int i, ret;
+ AddressSpace *as;
if (!vdev->vbasedev.sysfsdev) {
if (!(~vdev->host.domain || ~vdev->host.bus ||
@@ -2686,7 +2687,12 @@ static void vfio_realize(PCIDevice *pdev, Error **errp)
trace_vfio_realize(vdev->vbasedev.name, groupid);
- group = vfio_get_group(groupid, pci_device_iommu_address_space(pdev), errp);
+ as = vfio_lookup_as(groupid, pdev, errp);
+ if (!as) {
+ goto error;
+ }
+
+ group = vfio_get_group(groupid, as, errp);
if (!group) {
goto error;
}
--
1.8.3.1
next prev parent reply other threads:[~2017-09-11 18:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-11 18:56 [Qemu-devel] [Patch 0/3] vfio: reusing address space for the same iommu group devices wexu
2017-09-11 18:51 ` no-reply
2017-09-11 18:56 ` [Qemu-devel] [Patch 1/3] vfio: reusing address space for the same IOMMU " wexu
2017-09-11 18:56 ` wexu [this message]
2017-09-11 18:56 ` [Qemu-devel] [Patch 3/3] vfio: remove checking duplicated vfio device wexu
2017-09-11 19:18 ` [Qemu-devel] [Patch 0/3] vfio: reusing address space for the same iommu group devices Alex Williamson
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