Re: [PATCH v3 0/4] Hyper-V Netvsc PMD

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 4/17/2018 10:53 PM, Stephen Hemminger wrote:
> This is a revised version of the Hyper-V native bus (VMBus)
> and network device (netvsc) drivers. This virtual device
> is used in Microsoft Hyper-V in Windows 10, Windows Server 2016
> and Azure. Most of this code was extracted from FreeBSD and some of
> this is from earlier code donated by Brocade.
> 
> Only Linux is supported at present, but the code is split
> to allow future FreeBSD and Windows support.
> 
> This version works with upstream kernel (4.16) but in that
> mode only a single queue is supported. With additional
> patches that are pending for 5.0 kernel, multi-queue
> support works as well.
> 
> Device binding is best done via driverctl; this required some
> additional fixes to kernel and driverctl to work correctly.
> Linux kernel vmbus support needed to support sysfs driver_override
> and driverctl needed to handle non-PCI bus from udev.
>  https://gitlab.com/driverctl/driverctl/merge_requests/3
>  http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2018-April/118889.html
> 
> v3
>   - fix documentation to format correctly and include more info
>     about binding
>   - fix build on 32 bit
>   - minor white space and indentation fixes
> 
> Stephen Hemminger (4):
>   bus/vmbus: add hyper-v virtual bus support
>   net/netvsc: add hyper-v netvsc network device
>   net/netvsc: add documentation
>   bus/vmbus and net/netvsc: add meson build support

Overall this is a bus driver implementation and a net driver implementation, it
is not API that effect other part of the DPDK or end user.
As long as it is not breaking anything and documented I am for getting the patch
as experimental for this release.

There are few minor comments on patches.