backend/drm: make page-flip error scarier
The logs don't currently display the importance of a line. It's easy to
read "skipping page-flip" as a debug message instead of an error
message.
Change the error message to make it more explicit.
References:
@@ -341,7 +341,8 @@ static bool drm_crtc_page_flip(struct wlr_drm_connector *conn,
drmModeModeInfo *drm_mode = mode ? &mode->drm_mode : NULL;
if (conn->pageflip_pending) {
- wlr_log(WLR_ERROR, "Skipping pageflip on output '%s'", conn->output.name);
+ wlr_log(WLR_ERROR, "Failed to page-flip output '%s': "
+ "a page-flip is already pending", conn->output.name);
return false;
}
