Re: [PATCH 0/2] MR9069: win32u: Avoid sending WM_CHITTEST from TrackMouseEvents() and make that mouse tracking a little bit more consistent.

[Rémi Bernon (＠rbernon)]

Rémi Bernon (@rbernon) commented about dlls/win32u/input.c:
> /* FIXME: move tracking stuff into per-thread data */
>  static struct tracking_list tracking_info;
> +static HWND last_mouse_message_hwnd;
> +static int last_mouse_message_hittest;
> +static POINT last_mouse_message_pos;
> -
>
> +void update_current_mouse_window( HWND hwnd, INT hittest, POINT pos )
> +{
> - last_mouse_message_hwnd = hwnd;
> - last_mouse_message_hittest = hittest;
> - last_mouse_message_pos = pos;
>
> +}

This looks racy, if a thread only processes its message late, after another has processed the most recent messages?