Re: [PATCH net-next v4 2/5] virtio_net: enable irq for the control vq

2024-06-24 Thread Jason Wang
On Thu, Jun 20, 2024 at 6:12 PM Michael S. Tsirkin wrote: > > On Thu, Jun 20, 2024 at 06:10:51AM -0400, Michael S. Tsirkin wrote: > > On Thu, Jun 20, 2024 at 05:53:15PM +0800, Heng Qi wrote: > > > On Thu, 20 Jun 2024 16:26:05 +0800, Jason Wang > > > wrote: > > > > On Thu, Jun 20, 2024 at 4:21 PM

Re: [PATCH net-next v4 2/5] virtio_net: enable irq for the control vq

2024-06-24 Thread Michael S. Tsirkin
On Thu, Jun 20, 2024 at 12:19:05AM +0800, Heng Qi wrote: > If the device does not respond to a request for a long time, > then control vq polling elevates CPU utilization, a problem that > exacerbates with more command requests. > > Enabling control vq's irq is advantageous for the guest, and > th