Messages in this thread | | | Subject | Re: [PATCH 5/9] virtio: allow drivers to request IRQ affinity when creating VQs | From | Jason Wang <> | Date | Fri, 3 Feb 2017 16:01:04 +0800 |
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On 2017年01月27日 16:16, Christoph Hellwig wrote: > Add a struct irq_affinity pointer to the find_vqs methods, which if set > is used to tell the PCI layer to create the MSI-X vectors for our I/O > virtqueues with the proper affinity from the start. Compared to after > the fact affinity hints this gives us an instantly working setup and > allows to allocate the irq descritors node-local and avoid interconnect > traffic. Last but not least this will allow blk-mq queues are created > based on the interrupt affinity for storage drivers. > > Signed-off-by: Christoph Hellwig<hch@lst.de> > ---
Reviewed-by: Jason Wang <jasowang@redhat.com>
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