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Subject: Re: [PATCH 4/5] virtio: introduce a vDPA based transport
To:     Jason Wang <jasowang@redhat.com>, mst@redhat.com,
        linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
        virtualization@lists.linux-foundation.org, netdev@vger.kernel.org
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        eperezma@redhat.com, lulu@redhat.com, parav@mellanox.com,
        kevin.tian@intel.com, stefanha@redhat.com, hch@infradead.org,
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        shahafs@mellanox.com, hanand@xilinx.com, mhabets@solarflare.com
References: <20200116124231.20253-1-jasowang@redhat.com>
 <20200116124231.20253-5-jasowang@redhat.com>
From:   Randy Dunlap <rdunlap@infradead.org>
Message-ID: <e71bdbfe-559c-e881-26d4-03080cee42ed@infradead.org>
Date:   Thu, 16 Jan 2020 20:10:08 -0800
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Hi,

On 1/16/20 4:42 AM, Jason Wang wrote:
> diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig
> index 9c4fdb64d9ac..b4276999d17d 100644
> --- a/drivers/virtio/Kconfig
> +++ b/drivers/virtio/Kconfig
> @@ -43,6 +43,19 @@ config VIRTIO_PCI_LEGACY
>  
>  	  If unsure, say Y.
>  
> +config VIRTIO_VDPA
> +	tristate "vDPA driver for virtio devices"
> +	depends on VDPA && VIRTIO
> +	default n
> +	help
> +	  This driver provides support for virtio based paravirtual

	                                   virtio-based

> +	  device driver over vDPA bus. For this to be useful, you need
> +	  an appropriate vDPA device implementation that operates on a
> +          physical device to allow the datapath of virtio to be

use tab + 2 spaces above for indentation, not lots of spaces.

> +	  offloaded to hardware.
> +
> +	  If unsure, say M.
> +
>  config VIRTIO_PMEM
>  	tristate "Support for virtio pmem driver"
>  	depends on VIRTIO


-- 
~Randy