From: "Xie, Huawei" <huawei.xie@intel.com>
To: Linhaifeng <haifeng.lin@huawei.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [RFC PATCH v2 01/14] enable VIRTIO_NET_F_CTRL_RX VIRTIO_NET_F_CTRL_RX is dependant on VIRTIO_NET_F_CTRL_VQ. Observed that virtio-net driver in guest would crash with only CTRL_RX enabled.
Date: Sat, 31 Jan 2015 15:24:04 +0000 [thread overview]
Message-ID: <C37D651A908B024F974696C65296B57B0F37A14E@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <54CB7208.6040903@huawei.com>
>
> Hi,Xie
>
> If don't have features VIRTIO_NET_F_CTRL_VQ and VIRTIO_NET_F_CTRL_RX
> what would happen?
> Why add the two features?
If virtio-net driver doesn't require those two features, it will work fine.
Changchun cced added these two features for control queue support and broadcast/multicast support.
> --
> Regards,
> Haifeng
next prev parent reply other threads:[~2015-01-31 15:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-26 3:20 [dpdk-dev] [RFC PATCH v2 00/14] qemu vhost-user support Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 01/14] enable VIRTIO_NET_F_CTRL_RX VIRTIO_NET_F_CTRL_RX is dependant on VIRTIO_NET_F_CTRL_VQ. Observed that virtio-net driver in guest would crash with only CTRL_RX enabled Huawei Xie
2015-01-30 11:59 ` Linhaifeng
2015-01-31 15:24 ` Xie, Huawei [this message]
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 02/14] create vhost_cuse sub-directory create vhost_cuse directory move vhost-net-cdev.c to vhost_cuse directory Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 03/14] rename vhost-net-cdev.h to vhost-net.h Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 04/14] consistent print style Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 05/14] implement eventfd copying(from fd in qemu process to fd in vhost process) in vhost-net-cdev.c Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 06/14] copy host_memory_map from virtio-net.c to a new file virtio-net-cdev.c Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 07/14] host_memory_map Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 08/14] split set_memory_table into two parts Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 09/14] add select based event driven fd management logic Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 10/14] vhost user support Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 11/14] vhost user memory region map Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 12/14] cleanup when vhost user connection is closed Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 13/14] multiple socket support Huawei Xie
2015-01-26 3:20 ` [dpdk-dev] [RFC PATCH v2 14/14] vhost user ifr_name support Huawei Xie
2015-02-09 7:52 ` [dpdk-dev] [RFC PATCH v2 00/14] qemu vhost-user support Linhaifeng
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