Re: [PATCH 2/5] virtio: introduce an API to set affinity for a virtqueue

2012-09-05 Thread Rusty Russell
Paolo Bonzini writes: > From: Jason Wang > > Sometimes, virtio device need to configure irq affinity hint to maximize the > performance. Instead of just exposing the irq of a virtqueue, this patch > introduce an API to set the affinity for a virtqueue. > > The api is best-effort, the affinity

Re: [PATCH 2/5] virtio: introduce an API to set affinity for a virtqueue

2012-09-05 Thread Rusty Russell
Paolo Bonzini pbonz...@redhat.com writes: From: Jason Wang jasow...@redhat.com Sometimes, virtio device need to configure irq affinity hint to maximize the performance. Instead of just exposing the irq of a virtqueue, this patch introduce an API to set the affinity for a virtqueue. The api

[PATCH 2/5] virtio: introduce an API to set affinity for a virtqueue

2012-08-28 Thread Paolo Bonzini
From: Jason Wang Sometimes, virtio device need to configure irq affinity hint to maximize the performance. Instead of just exposing the irq of a virtqueue, this patch introduce an API to set the affinity for a virtqueue. The api is best-effort, the affinity hint may not be set as expected due

[PATCH 2/5] virtio: introduce an API to set affinity for a virtqueue

2012-08-28 Thread Paolo Bonzini
From: Jason Wang jasow...@redhat.com Sometimes, virtio device need to configure irq affinity hint to maximize the performance. Instead of just exposing the irq of a virtqueue, this patch introduce an API to set the affinity for a virtqueue. The api is best-effort, the affinity hint may not be