[PATCH 1/1] hv_netvsc: Implement support for VF drivers on Hyper-V

KY Srinivasan kys at microsoft.com
Thu Apr 14 19:08:29 UTC 2016



> -----Original Message-----
> From: K. Y. Srinivasan [mailto:kys at microsoft.com]
> Sent: Wednesday, April 13, 2016 4:58 PM
> To: davem at davemloft.net; netdev at vger.kernel.org; linux-
> kernel at vger.kernel.org; devel at linuxdriverproject.org; olaf at aepfle.de;
> apw at canonical.com; jasowang at redhat.com
> Cc: KY Srinivasan <kys at microsoft.com>
> Subject: [PATCH 1/1] hv_netvsc: Implement support for VF drivers on Hyper-
> V
> 
> Support VF drivers on Hyper-V. On Hyper-V, each VF instance presented to
> the guest has an associated synthetic interface that shares the MAC address
> with the VF instance. Typically these are bonded together to support
> live migration. By default, the host delivers all the incoming packets
> on the synthetic interface. Once the VF is up, we need to explicitly switch
> the data path on the host to divert traffic onto the VF interface. Even after
> switching the data path, broadcast and multicast packets are always
> delivered
> on the synthetic interface and these will have to be injected back onto the
> VF interface (if VF is up).
> This patch implements the necessary support in netvsc to support Linux
> VF drivers.

David,

Please drop this patch. I just discovered a merge issue and I am going to resubmit this
patch.

Regards,

K. Y


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