[net-next PATCH V2] virtio-net: switch to use XPS to choose txq

2013-09-30 Thread Jason Wang
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 use to configure their own transmission steering strategy. So this patch switches to use XPS and suggest a

Re: [net-next PATCH V2] virtio-net: switch to use XPS to choose txq

2013-09-30 Thread Michael S. Tsirkin
On Mon, Sep 30, 2013 at 03:37:17PM +0800, Jason Wang wrote: 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 use to configure their own transmission

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2013-09-30 Thread Maria Lemos
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Re: [net-next PATCH V2] virtio-net: switch to use XPS to choose txq

2013-09-30 Thread Rusty Russell
Michael S. Tsirkin m...@redhat.com writes: On Mon, Sep 30, 2013 at 03:37:17PM +0800, Jason Wang wrote: 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

Re: [net-next PATCH V2] virtio-net: switch to use XPS to choose txq

2013-09-30 Thread David Miller
From: Jason Wang jasow...@redhat.com Date: Mon, 30 Sep 2013 15:37:17 +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 use to configure their own