diff --git a/types/output/output.c b/types/output/output.c index c6b90a1d..75defcc2 100644 --- a/types/output/output.c +++ b/types/output/output.c @@ -576,7 +576,10 @@ static uint32_t output_compare_state(struct wlr_output *output, static bool output_basic_test(struct wlr_output *output, const struct wlr_output_state *state) { if (state->committed & WLR_OUTPUT_STATE_BUFFER) { - if (output->frame_pending) { + // Modesets will block for the previous frame to complete. Regular + // page-flips are non-blocking and require the compositor to wait. + if (output->frame_pending && + !(state->committed & (WLR_OUTPUT_STATE_ENABLED | WLR_OUTPUT_STATE_MODE))) { wlr_log(WLR_DEBUG, "Tried to commit a buffer while a frame is pending"); return false; }