ps2_queue() behaves differently than the very similar functions ps2_queue_2() to ps2_queue_4(). The first one calls update_irq() even if the queue is full, the others don't. Change ps2_queue() to be consistent with the others.
Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com> Signed-off-by: Volker Rümelin <vr_q...@t-online.de> --- hw/input/ps2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/input/ps2.c b/hw/input/ps2.c index d9f79e8260..55a81a0c51 100644 --- a/hw/input/ps2.c +++ b/hw/input/ps2.c @@ -212,6 +212,10 @@ void ps2_raise_irq(PS2State *s) void ps2_queue(PS2State *s, int b) { + if (PS2_QUEUE_SIZE - s->queue.count < 1) { + return; + } + ps2_queue_noirq(s, b); s->update_irq(s->update_arg, 1); } -- 2.26.2