Re: [dpdk-dev] [PATCH v6 0/4] Hyper-V netvsc PMD and VMBus support

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

On 5/9/2018 1:26 AM, 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
> 
> v6
>   - rebase to current 18.05
>   - fix RSS initialization
>   - minor documentation fixes
> 
> v5
>   - rebase to current 18.05
>   - fix message from vmbus due to race on sysfs for sub channel
> 
> v4
>   - don't enable by default because of uuid library dependency
>   - api's are internal no need to mark experimental
>   - add netvsc ini file
>   - fix MAINTAINERS entry
> 
> 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

I confirm my test scripts passes for x86, not able to cross build for other
architectures because of uuid dependency and I am missing cross version of it.
note: need to enable both LIBRTE_VMBUS & NETVSC_PMD

Overall series looks good to me.