diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2011-10-21 21:53:54 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2011-11-01 12:11:53 +0100 |
| commit | a053f1b1fb63cb57483354db7b154e9a2e585b5a (patch) | |
| tree | ddee16ed23374b5bb8dba9f61e8e879589173ce8 | |
| parent | 0e2487bd6f56445b43307536a465ee2ba810aed9 (diff) | |
qxl: make sure we continue to run with a shared buffer
The qxl renderer works only with a shared displaysurface. So better
make sure we actually have one and restore it when needed.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
| -rw-r--r-- | hw/qxl-render.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/hw/qxl-render.c b/hw/qxl-render.c index a5676938a8..2c51ba9806 100644 --- a/hw/qxl-render.c +++ b/hw/qxl-render.c @@ -76,7 +76,14 @@ void qxl_render_update(PCIQXLDevice *qxl) VGACommonState *vga = &qxl->vga; QXLRect dirty[32], update; void *ptr; - int i; + int i, redraw = 0; + + if (!is_buffer_shared(vga->ds->surface)) { + dprint(qxl, 1, "%s: restoring shared displaysurface\n", __func__); + qxl->guest_primary.resized++; + qxl->guest_primary.commands++; + redraw = 1; + } if (qxl->guest_primary.resized) { qxl->guest_primary.resized = 0; @@ -127,6 +134,10 @@ void qxl_render_update(PCIQXLDevice *qxl) memset(dirty, 0, sizeof(dirty)); qxl_spice_update_area(qxl, 0, &update, dirty, ARRAY_SIZE(dirty), 1, QXL_SYNC); + if (redraw) { + memset(dirty, 0, sizeof(dirty)); + dirty[0] = update; + } for (i = 0; i < ARRAY_SIZE(dirty); i++) { if (qemu_spice_rect_is_empty(dirty+i)) { |