[dpdk-dev] [PATCH v6 0/4] Hyper-V netvsc PMD and VMBus support
Ferruh Yigit
ferruh.yigit at intel.com
Fri May 11 18:50:37 CEST 2018
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.
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