Re: [PATCH 2/2] Documentation: best practices for using Link trailers

From: Carlos Bilbao
Date: Sat Jun 22 2024 - 16:11:02 EST


On 6/18/24 11:42, Konstantin Ryabitsev wrote:

> Based on multiple conversations, most recently on the ksummit mailing
> list [1], add some best practices for using the Link trailer, such as:
>
> - how to use markdown-like bracketed numbers in the commit message to
> indicate the corresponding link
> - when to use lore.kernel.org vs patch.msgid.link domains
>
> Cc: ksummit@xxxxxxxxxxxxxxx
> Link: https://lore.kernel.org/20240617-arboreal-industrious-hedgehog-5b84ae@meerkat # [1]
> Signed-off-by: Konstantin Ryabitsev <konstantin@xxxxxxxxxxxxxxxxxxx>


Nice! 

Acked-by: Carlos Bilbao <carlos.bilbao.osdev@xxxxxxxxx>


> ---
> Documentation/process/maintainer-tip.rst | 24 ++++++++++++++++++------
> 1 file changed, 18 insertions(+), 6 deletions(-)
>
> diff --git a/Documentation/process/maintainer-tip.rst b/Documentation/process/maintainer-tip.rst
> index 64739968afa6..57ffa553c21e 100644
> --- a/Documentation/process/maintainer-tip.rst
> +++ b/Documentation/process/maintainer-tip.rst
> @@ -375,14 +375,26 @@ following tag ordering scheme:
> For referring to an email on LKML or other kernel mailing lists,
> please use the lore.kernel.org redirector URL::
>
> - https://lore.kernel.org/r/email-message@id
> + Link: https://lore.kernel.org/email-message@id
>
> - The kernel.org redirector is considered a stable URL, unlike other email
> - archives.
> + This URL should be used when referring to relevant mailing list
> + resources, related patch sets, or other notable discussion threads.
> + A convenient way to associate Link trailers with the accompanying
> + message is to use markdown-like bracketed notation, for example::
>
> - Maintainers will add a Link tag referencing the email of the patch
> - submission when they apply a patch to the tip tree. This tag is useful
> - for later reference and is also used for commit notifications.
> + A similar approach was attempted before as part of a different
> + effort [1], but the initial implementation caused too many
> + regressions [2], so it was backed out and reimplemented.
> +
> + Link: https://lore.kernel.org/some-msgid@here # [1]
> + Link: https://bugzilla.example.org/bug/12345 # [2]
> +
> + When using the ``Link:`` trailer to indicate the provenance of the
> + patch, you should use the dedicated ``patch.msgid.link`` domain. This
> + makes it possible for automated tooling to establish which link leads
> + to the original patch submission. For example::
> +
> + Link: https://patch.msgid.link/patch-source-msgid@here
>
> Please do not use combined tags, e.g. ``Reported-and-tested-by``, as
> they just complicate automated extraction of tags.


Thanks,
Carlos