Re: [PATCH v7 net-next 3/4] virtio_net: Extend virtio to use VF datapath when available

2018-04-22 Thread kbuild test robot
Hi Sridhar, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on net/master] [also build test WARNING on v4.17-rc1] [cannot apply to net-next/master next-20180420] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

Re: [PATCH v7 net-next 3/4] virtio_net: Extend virtio to use VF datapath when available

2018-04-22 Thread kbuild test robot
Hi Sridhar, Thank you for the patch! Yet something to improve: [auto build test ERROR on net/master] [also build test ERROR on v4.17-rc1] [cannot apply to net-next/master next-20180420] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url:

Re: [PATCH v7 net-next 3/4] virtio_net: Extend virtio to use VF datapath when available

2018-04-19 Thread Michael S. Tsirkin
On Thu, Apr 19, 2018 at 06:42:03PM -0700, Sridhar Samudrala wrote: > @@ -3010,6 +3043,7 @@ static __init int virtio_net_driver_init(void) > ret = register_virtio_driver(_net_driver); > if (ret) > goto err_virtio; > + > return 0; > err_virtio: >

[PATCH v7 net-next 3/4] virtio_net: Extend virtio to use VF datapath when available

2018-04-19 Thread Sridhar Samudrala
This patch enables virtio_net to switch over to a VF datapath when a VF netdev is present with the same MAC address. It allows live migration of a VM with a direct attached VF without the need to setup a bond/team between a VF and virtio net device in the guest. The hypervisor needs to enable