netdev - Re: [PATCH net-next 5/5] ipv6: ioam: Documentation for new IOAM sysctls

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Date:   Wed, 24 Jun 2020 19:53:28 -0700
From:   Tom Herbert <tom@...bertland.com>
To:     Justin Iurman <justin.iurman@...ege.be>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH net-next 5/5] ipv6: ioam: Documentation for new IOAM sysctls

On Wed, Jun 24, 2020 at 12:33 PM Justin Iurman <justin.iurman@...ege.be> wrote:
>
> Add documentation for new IOAM sysctls:
>  - ioam6_id: a namespace sysctl
>  - ioam6_enabled and ioam6_id: two per-interface sysctls
>
Are you planning add a more detailed description of the feature and
how to use it (would be nice I think :-) )

> Signed-off-by: Justin Iurman <justin.iurman@...ege.be>
> ---
>  Documentation/networking/ioam6-sysctl.rst | 20 ++++++++++++++++++++
>  Documentation/networking/ip-sysctl.rst    |  5 +++++
>  2 files changed, 25 insertions(+)
>  create mode 100644 Documentation/networking/ioam6-sysctl.rst
>
> diff --git a/Documentation/networking/ioam6-sysctl.rst b/Documentation/networking/ioam6-sysctl.rst
> new file mode 100644
> index 000000000000..bad6c64907bc
> --- /dev/null
> +++ b/Documentation/networking/ioam6-sysctl.rst
> @@ -0,0 +1,20 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +=====================
> +IOAM6 Sysfs variables
> +=====================
> +
> +
> +/proc/sys/net/conf/<iface>/ioam6_* variables:
> +============================================
> +
> +ioam6_enabled - BOOL
> +       Enable (accept) or disable (drop) IPv6 IOAM packets on this interface.
> +
> +       * 0 - disabled (default)
> +       * not 0 - enabled
> +
> +ioam6_id - INTEGER
> +       Define the IOAM id of this interface.
> +
> +       Default is 0.
> diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
> index b72f89d5694c..5ba11f2766bd 100644
> --- a/Documentation/networking/ip-sysctl.rst
> +++ b/Documentation/networking/ip-sysctl.rst
> @@ -1770,6 +1770,11 @@ nexthop_compat_mode - BOOLEAN
>         and extraneous notifications.
>         Default: true (backward compat mode)
>
> +ioam6_id - INTEGER
> +       Define the IOAM id of this node.
> +
> +       Default: 0
> +
>  IPv6 Fragmentation:
>
>  ip6frag_high_thresh - INTEGER
> --
> 2.17.1
>