Re: [Qemu-devel] [PATCH] qemu: msi irq allocation api

[Michael S. Tsirkin]

On Thu, May 21, 2009 at 02:23:20PM +0100, Paul Brook wrote:
> > > MSI provides multiple edge triggered interrupts, whereas traditional mode
> > > provides a single level triggered interrupt. My guess is most devices
> > > will want to treat these differently anyway.
> >
> > So, is qemu_send_msi better than qemu_set_irq.
> 
> Neither. pci_send_msi,

Works for me.

> which is a trivial wrapper around stl_phys.

OK, but I'm adding another level of indirection in the middle,
to allow us to tie in a kvm backend.

-- 
MST