[Patch v3] net/netvsc: add device argument to configure if NUMA information on the device should be used

[Stephen Hemminger]

On Mon, 25 Aug 2025 14:50:27 -0700
longli at linuxonhyperv.com wrote:

> From: Long Li <longli at microsoft.com>
> 
> In most cases, netvsc is used with a VF device. The application generally
> runs with better performance when all the device memory is allocated on
> VF's NUMA node, as the VF device carries most of the data packets.
> 
> But sometimes netvsc may run on a different NUMA node than that of the VF.
> This patches adds a device argument "numa_aware" to allow the application
> to configure if netvsc should be NUMA aware. The default behavior for
> netvsc is that it is not NUMA aware. Setting "numa_aware=1" tells netvsc
> to be NUMA aware.
> 
> Signed-off-by: Long Li <longli at microsoft.com>

Queued to next-net. Had to resolve some patch fuzz, and trim the commit subject.