diff options
| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2024-05-16 12:40:22 +0400 |
|---|---|---|
| committer | Fabiano Rosas <farosas@suse.de> | 2024-05-22 17:34:41 -0300 |
| commit | 40a23ef643664b5c1021a9789f9d680b6294fb50 (patch) | |
| tree | 91af1e50c0bb69bf2b4792698b4cd6c698ebfaec /include/hw | |
| parent | f0937ec669f9f39f5ece39f62d048606b9ee3877 (diff) | |
| download | qemu-40a23ef643664b5c1021a9789f9d680b6294fb50.zip qemu-40a23ef643664b5c1021a9789f9d680b6294fb50.tar.gz qemu-40a23ef643664b5c1021a9789f9d680b6294fb50.tar.bz2 | |
virtio-gpu: fix v2 migration
Commit dfcf74fa ("virtio-gpu: fix scanout migration post-load") broke
forward/backward version migration. Versioning of nested VMSD structures
is not straightforward, as the wire format doesn't have nested
structures versions. Introduce x-scanout-vmstate-version and a field
test to save/load appropriately according to the machine version.
Fixes: dfcf74fa ("virtio-gpu: fix scanout migration post-load")
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Fiona Ebner <f.ebner@proxmox.com>
Tested-by: Fiona Ebner <f.ebner@proxmox.com>
[fixed long lines]
Signed-off-by: Fabiano Rosas <farosas@suse.de>
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/virtio/virtio-gpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index 56d6e82..7a59379 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -177,6 +177,7 @@ typedef struct VGPUDMABuf { struct VirtIOGPU { VirtIOGPUBase parent_obj; + uint8_t scanout_vmstate_version; uint64_t conf_max_hostmem; VirtQueue *ctrl_vq; |