Re: [dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-29 Thread Yuanhan Liu
On Wed, Mar 29, 2017 at 03:27:28PM +0800, Tan, Jianfeng wrote: > > > On 3/29/2017 3:09 PM, Yuanhan Liu wrote: > >On Wed, Mar 29, 2017 at 03:03:16PM +0800, Tan, Jianfeng wrote: > >> > >>On 3/29/2017 2:27 PM, Yuanhan Liu wrote: > >>>On Tue, Mar 28, 2017 at 08:21:53AM +, Jianfeng Tan wrote: > >>

Re: [dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-29 Thread Tan, Jianfeng
On 3/29/2017 3:09 PM, Yuanhan Liu wrote: On Wed, Mar 29, 2017 at 03:03:16PM +0800, Tan, Jianfeng wrote: On 3/29/2017 2:27 PM, Yuanhan Liu wrote: On Tue, Mar 28, 2017 at 08:21:53AM +, Jianfeng Tan wrote: For virtio PCI devices, interrupt should be configured before setting VIRTIO_CONFIG_

Re: [dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-29 Thread Yuanhan Liu
On Wed, Mar 29, 2017 at 03:03:16PM +0800, Tan, Jianfeng wrote: > > > On 3/29/2017 2:27 PM, Yuanhan Liu wrote: > >On Tue, Mar 28, 2017 at 08:21:53AM +, Jianfeng Tan wrote: > >>For virtio PCI devices, interrupt should be configured before setting > >>VIRTIO_CONFIG_STATUS_DRIVER_OK so that QEMU

Re: [dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-29 Thread Tan, Jianfeng
On 3/29/2017 2:27 PM, Yuanhan Liu wrote: On Tue, Mar 28, 2017 at 08:21:53AM +, Jianfeng Tan wrote: For virtio PCI devices, interrupt should be configured before setting VIRTIO_CONFIG_STATUS_DRIVER_OK so that QEMU can properly set eventfds in the host. For virtio virtual devices, VIRTIO_CO

Re: [dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-28 Thread Yuanhan Liu
On Tue, Mar 28, 2017 at 08:21:53AM +, Jianfeng Tan wrote: > For virtio PCI devices, interrupt should be configured before setting > VIRTIO_CONFIG_STATUS_DRIVER_OK so that QEMU can properly set eventfds > in the host. > > For virtio virtual devices, VIRTIO_CONFIG_STATUS_DRIVER_OK should be > se

[dpdk-dev] [PATCH v2 2/5] net/virtio: add interrupt configure for vdev

2017-03-28 Thread Jianfeng Tan
For virtio PCI devices, interrupt should be configured before setting VIRTIO_CONFIG_STATUS_DRIVER_OK so that QEMU can properly set eventfds in the host. For virtio virtual devices, VIRTIO_CONFIG_STATUS_DRIVER_OK should be set firstly, so that intr_handle is initialized in virtio_user_start_device(