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Date: Sun, 5 Nov 2023 07:45:14 -0500
From: Simon Horman <horms@kernel.org>
To: Stanislav Fomichev <sdf@google.com>
Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net,
	andrii@kernel.org, martin.lau@linux.dev, song@kernel.org,
	yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org,
	haoluo@google.com, jolsa@kernel.org, kuba@kernel.org,
	toke@kernel.org, willemb@google.com, dsahern@kernel.org,
	magnus.karlsson@intel.com, bjorn@kernel.org,
	maciej.fijalkowski@intel.com, hawk@kernel.org,
	yoong.siang.song@intel.com, netdev@vger.kernel.org,
	xdp-hints@xdp-project.net
Subject: Re: [PATCH bpf-next v5 06/13] xsk: Document tx_metadata_len layout
Message-ID: <20231105124514.GD3579@kernel.org>
References: <20231102225837.1141915-1-sdf@google.com>
 <20231102225837.1141915-7-sdf@google.com>
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In-Reply-To: <20231102225837.1141915-7-sdf@google.com>

On Thu, Nov 02, 2023 at 03:58:30PM -0700, Stanislav Fomichev wrote:
> - how to use
> - how to query features
> - pointers to the examples
> 
> Signed-off-by: Stanislav Fomichev <sdf@google.com>

...

> diff --git a/Documentation/networking/xsk-tx-metadata.rst b/Documentation/networking/xsk-tx-metadata.rst
> new file mode 100644
> index 000000000000..4f376560b23f
> --- /dev/null
> +++ b/Documentation/networking/xsk-tx-metadata.rst
> @@ -0,0 +1,70 @@

Hi Stan,

a minor nit from my side: an SPDX licence identifier tag should probably go
here.

> +==================
> +AF_XDP TX Metadata
> +==================
> +
> +This document describes how to enable offloads when transmitting packets
> +via :doc:`af_xdp`. Refer to :doc:`xdp-rx-metadata` on how to access similar
> +metadata on the receive side.

...