Hello,

> the initial mouse event is handled immediately, but the splraise blocks
> everything under IPL_AUDIO - including the mouse - and any rentrancy the
> ext_intr gets will mask mouse events as pending, as will stuff should not
> be blocked like IPL_BIO. Additionally, if the mouse event comes in
> rentrantly, the irq for that entire hardware device gets turned off until
> do_pending_int turns it back on.
... which doesn't seem to happen.
Hmm, I should really read some code :)

have fun
Michael