Re: [PATCH] doc: update TAP device features

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

On 9/4/2024 4:42 PM, Stephen Hemminger wrote:
> The TAP device does have per-queue stats and handles multi-process.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  doc/guides/nics/features/tap.ini | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/doc/guides/nics/features/tap.ini b/doc/guides/nics/features/tap.ini
> index f26355e57f..f2ea5cd833 100644
> --- a/doc/guides/nics/features/tap.ini
> +++ b/doc/guides/nics/features/tap.ini
> @@ -14,10 +14,12 @@ Basic stats          = Y
>  L3 checksum offload  = Y
>  L4 checksum offload  = Y
>  MTU update           = Y
> +Multiprocess aware   = Y
>

ack

>  Multicast MAC filter = Y
>  Unicast MAC filter   = Y
>  Packet type parsing  = Y
>  Flow control         = Y
> +Stats per queue      = Y
>

This feature name is misleading,
it is for 'rte_eth_dev_set_[rt]x_queue_stats_mapping()' API, which is
indeed for covering limitation for some drivers.
Tap does support getting stats per queue, but doesn't support above
documented feature.

>  Linux                = Y
>  ARMv7                = Y
>  ARMv8                = Y