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authorAlon Levy <alevy@redhat.com>2014-03-24 11:35:24 +0200
committerAlon Levy <alevy@redhat.com>2014-03-24 11:38:31 +0200
commit20a4f8b80ee0029187277089ffa911c5a94af59f (patch)
tree4bf2cf17e709bc228e765390733ec780bd7f5737
parent3a87f8b6859e6221b827ab4737779dddb37553ec (diff)
display/qxl: don't abort on reset with non empty rings
The command ring and cursor rings are pushed to by the guest, and cleared asynchronously by qemu's spice thread. It is easy to have them non empty by bad guest behaviour, and we must never abort on bad guest behaviour. Signed-off-by: Alon Levy <alevy@redhat.com>
-rw-r--r--hw/display/qxl.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index 47bbf1f1f..abe7a18a8 100644
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -1111,8 +1111,12 @@ static void qxl_check_state(PCIQXLDevice *d)
QXLRam *ram = d->ram;
int spice_display_running = qemu_spice_display_is_running(&d->ssd);
- assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cmd_ring));
- assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cursor_ring));
+ if (spice_display_running && !SPICE_RING_IS_EMPTY(&ram->cmd_ring)) {
+ fprintf(stderr, "qxl: cmd ring not empty on reset\n");
+ }
+ if (spice_display_running && !SPICE_RING_IS_EMPTY(&ram->cursor_ring)) {
+ fprintf(stderr, "qxl: cursor ring not empty on reset\n");
+ }
}
static void qxl_reset_state(PCIQXLDevice *d)