Messages in this thread |  | | Date | Tue, 05 Nov 2013 22:22:03 -0500 (EST) | Subject | Re: [RESEND PATCH net-next] virtio-net: switch to use XPS to choose txq | From | David Miller <> |
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From: Jason Wang <jasowang@redhat.com> Date: Tue, 5 Nov 2013 18:19:45 +0800
> We used to use a percpu structure vq_index to record the cpu to queue > mapping, this is suboptimal since it duplicates the work of XPS and > loses all other XPS functionality such as allowing user to configure > their own transmission steering strategy. > > So this patch switches to use XPS and suggest a default mapping when > the number of cpus is equal to the number of queues. With XPS support, > there's no need for keeping per-cpu vq_index and .ndo_select_queue(), > so they were removed also. > > Cc: Rusty Russell <rusty@rustcorp.com.au> > Cc: Michael S. Tsirkin <mst@redhat.com> > Acked-by: Rusty Russell <rusty@rustcorp.com.au> > Acked-by: Michael S. Tsirkin <mst@redhat.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> > --- > Resend since the previous complie warning disappears after commit > 3573540cafa4296dd60f8be02f2aecaa31047525 > (netif_set_xps_queue: make cpu mask const).
Yep, looks great, applied. Thanks Jason!
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