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Subject: Re: [External] Re: [PATCH v3 3/4] content: Introduce driver/device auxiliary notifications for MMIO
On Mon, Oct 31, 2022 at 02:22:22PM +0000, Usama Arif wrote: > > > On 27/10/2022 22:27, Stefan Hajnoczi wrote: > > On Fri, Oct 07, 2022 at 05:56:42PM +0100, Usama Arif wrote: > > > This includes the additions to the corresponding device and driver > > > conformances. > > > > > > Signed-off-by: Usama Arif <usama.arif@bytedance.com> > > > Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> > > > > You can keep this. One thought: > > > > I realized that virtio-mmio support won't be very useful until > > virtio-mmio gets MSI-X support because drivers currently cannot > > differentiate between device auxiliary notifications. > > > > Stefan > > Did you mean drivers currently cannot differentiate between "driver" > auxiliary notifications? The driver will be able to be able to choose the > index it wants to notifiy using DeviceAuxNotificationIndex. > > I can add the following line in the Interrupt Status change of the patch if > it makes sense? > "As MSI-X is not available, it is not possible to determine which driver drop "As MSI-X is not available," msi-x is a pci technology. > auxiliary notification occured, hence only a single notification is > supported." > > Thanks, > Usama
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