On Wed, May 20, 2009 at 08:44:31PM +0300, Blue Swirl wrote:
> On 5/20/09, Michael S. Tsirkin <[email protected]> wrote:
> > On Wed, May 20, 2009 at 08:21:01PM +0300, Blue Swirl wrote:
> >  > On 5/20/09, Michael S. Tsirkin <[email protected]> wrote:
> >  > > define api for allocating/setting up msi-x irqs, and for updating them
> >  > >  with msi-x vector information, supply implementation in ioapic. Please
> >  > >  comment on this API: I intend to port my msi-x patch to work on top of
> >  > >  it.
> >  > >
> >  > >  Signed-off-by: Michael S. Tsirkin <[email protected]>
> >  >
> >  > Sparc64 also uses packets ("mondos", not implemented yet) for
> >  > interrupt vector data, there the packet size is 8 * 64 bits.
> >  > I think we should aim for a more generic API that covers this case also.
> >
> >
> > Are you sure this is a good idea? MSI is tied to PCI, and PCI only has
> >  MSI, not "mondos". What code would benefit from this abstraction?
> 
> Sparc64 emulation, of course. I think also the API would be neater.

Since "mondos" are not interrupts, why use irqs for them?

-- 
MST
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