Re: [Qemu-devel] [PATCH] Use qemu_eventfd for POSIX AIO

[Anthony Liguori]

On 09/27/2011 09:54 AM, Avi Kivity wrote:
> On 09/27/2011 05:50 PM, Jan Kiszka wrote:
> > On 2011-09-27 16:48, Avi Kivity wrote:
> > > On 09/27/2011 05:45 PM, Jan Kiszka wrote:
> > >> I don't disagree that there is still room for improving the existing
> > >> interface, generalizing to qemu_event. But that's not in the scope of
> > >> this patch.
> > >>
> > >
> > > Why not use event_notify.c?
> >
> > It doesn't solve the wrapping issue, it mandates eventfd support.
>
> We can add pipe fallbacks too (though if it was meant to use with vhost, that's
> not what we want).

vhost cannot exist on a kernel that doesn't support eventfd so I don't think we 
need to worry about it.

Regards,

Anthony Liguori

>