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authorGerd Hoffmann <kraxel@redhat.com>2020-01-10 10:45:35 +0100
committerGerd Hoffmann <kraxel@redhat.com>2020-01-13 08:28:12 +0100
commit3b675b15571c5342499dec6a0b77d730f1101b62 (patch)
tree4d7974a800764e94d2287313dfe937d2652c05d9 /drivers/gpu
parent023b3b0e139f54a680202790ba801f61aa43a5c8 (diff)
drm/virtio: add missing virtio_gpu_array_lock_resv call
When submitting a fenced command we must lock the object reservations because virtio_gpu_queue_fenced_ctrl_buffer() unlocks after adding the fence. Reported-by: Jann Horn <jannh@google.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Chia-I Wu <olvaffe@gmail.com> Tested-by: Jann Horn <jannh@google.com> Link: http://patchwork.freedesktop.org/patch/msgid/20200110094535.23472-1-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_plane.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index 390524143139..1635a9ff4794 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -232,6 +232,7 @@ static void virtio_gpu_cursor_plane_update(struct drm_plane *plane,
if (!objs)
return;
virtio_gpu_array_add_obj(objs, vgfb->base.obj[0]);
+ virtio_gpu_array_lock_resv(objs);
virtio_gpu_cmd_transfer_to_host_2d
(vgdev, 0,
plane->state->crtc_w,