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Re: [Qemu-devel] [PATCH 0/1 V4] virtio-net: dynamic network offloads con
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 0/1 V4] virtio-net: dynamic network offloads configuration |
Date: |
Sat, 20 Apr 2013 20:04:33 +0300 |
On Fri, Apr 19, 2013 at 10:10:01AM +0300, Dmitry Fleytman wrote:
> Hello All,
>
> Any news regarding this patch?
>
> Thanks,
> Dmitry
>
Rusty could you comment on the spec change soon please?
If you pick it up I think we can include the feature in QEMU 1.5.
> On Sun, Apr 7, 2013 at 9:34 AM, Dmitry Fleytman <address@hidden> wrote:
>
> From: Dmitry Fleytman <address@hidden>
>
> This patch implements recently accepted by virtio-spec
> dynamic offloads configuration feature.
> See commit message for details.
>
> V4 changes:
> 1. Feature definitions re-used for command bitmask
> 2. Command data made uint64
> 3. Commit messsages fixed
>
> Reported-by: Rusty Russell address@hidden
>
> V3 changes:
> 1. Compat macro added
> 2. Feature name beautification
>
> V2 changes:
> 1. _GUEST_ added to command and feature names
> 2. Live migration logic fixed
>
> Reported-by: Michael S. Tsirkin <address@hidden>
>
> One of recently introduced Windows features (RSC)
> requires network driver to be able to enable and disable
> HW LRO offload on the fly without device reinitialization.
>
> Current Virtio specification doesn't support this requirement.
> The solution proposed by following spec patch is to add
> a new control command for this purpose.
>
> The same solution may be used in Linux driver for ethtool interface
> implementation.
>
> --
> 1.8.1.4
>
>
>