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| author | Viktor Prutyanov <viktor@daynix.com> | 2023-06-26 12:12:57 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2023-07-10 15:07:50 -0400 |
| commit | ee071f67f7a103c66f85f68ffe083712929122e3 (patch) | |
| tree | ece878dff244ff7c25b61dfafd5868d8831794f2 /hw/display/virtio-gpu.c | |
| parent | 2b5de4d7dff457d34b57fcf3f985a41ddc0db062 (diff) | |
| download | focaccia-qemu-ee071f67f7a103c66f85f68ffe083712929122e3.tar.gz focaccia-qemu-ee071f67f7a103c66f85f68ffe083712929122e3.zip | |
vhost: register and change IOMMU flag depending on Device-TLB state
The guest can disable or never enable Device-TLB. In these cases, it can't be used even if enabled in QEMU. So, check Device-TLB state before registering IOMMU notifier and select unmap flag depending on that. Also, implement a way to change IOMMU notifier flag if Device-TLB state is changed. Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=2001312 Signed-off-by: Viktor Prutyanov <viktor@daynix.com> Acked-by: Jason Wang <jasowang@redhat.com> Message-Id: <20230626091258.24453-2-viktor@daynix.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/display/virtio-gpu.c')
0 files changed, 0 insertions, 0 deletions