Displaying 2 results from an estimated 2 matches for "auto_cb_spread".
2023 Mar 28
0
[PATCH v4 03/11] virtio-vdpa: Support interrupt affinity spreading mechanism
...> > PCI layer can build a default affinity based that groups cpus evenly
> > based on the number of MSI-X vectors (the core logic is the
> > group_cpus_evenly). I think we should fix this by replacing the
> > irq_affinity structure with
> >
> > 1) a boolean like auto_cb_spreading
> >
> > or
> >
> > 2) queue to cpu mapping
> >
>
> But only the driver knows which queues are used in the control path
> which don't need the automatic irq affinity assignment.
Is this knowledge awarded by the transport driver now?
E.g virtio-blk uses...
2023 Mar 28
0
[PATCH v4 03/11] virtio-vdpa: Support interrupt affinity spreading mechanism
...> > based on the number of MSI-X vectors (the core logic is the
> > > > > > group_cpus_evenly). I think we should fix this by replacing the
> > > > > > irq_affinity structure with
> > > > > >
> > > > > > 1) a boolean like auto_cb_spreading
> > > > > >
> > > > > > or
> > > > > >
> > > > > > 2) queue to cpu mapping
> > > > > >
> > > > >
> > > > > But only the driver knows which queues are used in the control path
&...