netdev - Re: [PATCH net-next v5 10/15] virtio-net: independent directory

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Date:   Wed, 16 Jun 2021 15:34:09 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, netdev@...r.kernel.org
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Björn Töpel <bjorn@...nel.org>,
        Magnus Karlsson <magnus.karlsson@...el.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        KP Singh <kpsingh@...nel.org>,
        virtualization@...ts.linux-foundation.org, bpf@...r.kernel.org,
        "dust . li" <dust.li@...ux.alibaba.com>
Subject: Re: [PATCH net-next v5 10/15] virtio-net: independent directory


在 2021/6/10 下午4:22, Xuan Zhuo 写道:
> Create a separate directory for virtio-net. AF_XDP support will be added
> later, and a separate xsk.c file will be added.
>
> Signed-off-by: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>


Acked-by: Jason Wang <jasowang@...hat.com>


> ---
>   MAINTAINERS                           |  2 +-
>   drivers/net/Kconfig                   |  8 +-------
>   drivers/net/Makefile                  |  2 +-
>   drivers/net/virtio/Kconfig            | 11 +++++++++++
>   drivers/net/virtio/Makefile           |  6 ++++++
>   drivers/net/{ => virtio}/virtio_net.c |  0
>   6 files changed, 20 insertions(+), 9 deletions(-)
>   create mode 100644 drivers/net/virtio/Kconfig
>   create mode 100644 drivers/net/virtio/Makefile
>   rename drivers/net/{ => virtio}/virtio_net.c (100%)
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index e69c1991ec3b..2041267f19f1 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -19344,7 +19344,7 @@ S:	Maintained
>   F:	Documentation/devicetree/bindings/virtio/
>   F:	drivers/block/virtio_blk.c
>   F:	drivers/crypto/virtio/
> -F:	drivers/net/virtio_net.c
> +F:	drivers/net/virtio/
>   F:	drivers/vdpa/
>   F:	drivers/virtio/
>   F:	include/linux/vdpa.h
> diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
> index 4da68ba8448f..2297fe4183ae 100644
> --- a/drivers/net/Kconfig
> +++ b/drivers/net/Kconfig
> @@ -392,13 +392,7 @@ config VETH
>   	  When one end receives the packet it appears on its pair and vice
>   	  versa.
>   
> -config VIRTIO_NET
> -	tristate "Virtio network driver"
> -	depends on VIRTIO
> -	select NET_FAILOVER
> -	help
> -	  This is the virtual network driver for virtio.  It can be used with
> -	  QEMU based VMMs (like KVM or Xen).  Say Y or M.
> +source "drivers/net/virtio/Kconfig"
>   
>   config NLMON
>   	tristate "Virtual netlink monitoring device"
> diff --git a/drivers/net/Makefile b/drivers/net/Makefile
> index 7ffd2d03efaf..c4c7419e0398 100644
> --- a/drivers/net/Makefile
> +++ b/drivers/net/Makefile
> @@ -28,7 +28,7 @@ obj-$(CONFIG_NET_TEAM) += team/
>   obj-$(CONFIG_TUN) += tun.o
>   obj-$(CONFIG_TAP) += tap.o
>   obj-$(CONFIG_VETH) += veth.o
> -obj-$(CONFIG_VIRTIO_NET) += virtio_net.o
> +obj-$(CONFIG_VIRTIO_NET) += virtio/
>   obj-$(CONFIG_VXLAN) += vxlan.o
>   obj-$(CONFIG_GENEVE) += geneve.o
>   obj-$(CONFIG_BAREUDP) += bareudp.o
> diff --git a/drivers/net/virtio/Kconfig b/drivers/net/virtio/Kconfig
> new file mode 100644
> index 000000000000..9bc2a2fc6c3e
> --- /dev/null
> +++ b/drivers/net/virtio/Kconfig
> @@ -0,0 +1,11 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +#
> +# virtio-net device configuration
> +#
> +config VIRTIO_NET
> +	tristate "Virtio network driver"
> +	depends on VIRTIO
> +	select NET_FAILOVER
> +	help
> +	  This is the virtual network driver for virtio.  It can be used with
> +	  QEMU based VMMs (like KVM or Xen).  Say Y or M.
> diff --git a/drivers/net/virtio/Makefile b/drivers/net/virtio/Makefile
> new file mode 100644
> index 000000000000..ccc80f40f33a
> --- /dev/null
> +++ b/drivers/net/virtio/Makefile
> @@ -0,0 +1,6 @@
> +# SPDX-License-Identifier: GPL-2.0
> +#
> +# Makefile for the virtio network device drivers.
> +#
> +
> +obj-$(CONFIG_VIRTIO_NET) += virtio_net.o
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio/virtio_net.c
> similarity index 100%
> rename from drivers/net/virtio_net.c
> rename to drivers/net/virtio/virtio_net.c