Re: [Xen-devel] Mini-OS and force_evtchn_callback()

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 27 Jan 2006, at 14:27, Simon Kagstrom wrote:

> I'm trying to understand the event channel handling more in detail, 
> and was
> playing around a bit with the Mini-OS. However, it does not behave 
> quite as
> I had expected.
>
> After having done a sti(), I do a force_evtchn_callback() which I 
> though would
> cause an event to be sent to hypervisor_callback(), which was 
> registered as
> the channel callback with HYPERVISOR_set_callacks().
It'll only force a callback if an event is pending.

 -- Keir


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