On 07/13/2016 02:12 PM, Frediano Ziglio wrote:
This happens during VM shutdown.
Qemu should never send a draw command without scanout.
This should be fixed in Qemu or in Virgl driver.
Acked-by: Uri Lublin <uril@xxxxxxxxxx>
Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
server/red-qxl.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/server/red-qxl.c b/server/red-qxl.c
index b84ae69..2a4fa52 100644
--- a/server/red-qxl.c
+++ b/server/red-qxl.c
@@ -905,7 +905,11 @@ void spice_qxl_gl_draw_async(QXLInstance *qxl,
spice_return_if_fail(qxl != NULL);
qxl_state = qxl->st;
- spice_return_if_fail(qxl_state->scanout.drm_dma_buf_fd != -1);
+ if (qxl_state->scanout.drm_dma_buf_fd == -1) {
+ spice_warning("called spice_qxl_gl_draw_async without a buffer");
+ red_qxl_async_complete(qxl, async_command_alloc(qxl_state, message, cookie));
+ return;
+ }
spice_return_if_fail(qxl_state->gl_draw_async == NULL);
qxl_state->gl_draw_async = async_command_alloc(qxl_state, message, cookie);
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