Commit 03b4366c authored by Dylan Baker's avatar Dylan Baker
Browse files

docs: add documentation on the Stable: tag

This tag supersceeds the Cc: <mesa-stable> tag. It has a couple of
 - It does not (appear) to send the mail to an active mailing list
 - It requires that a version target is provided
parent 36068da0
Pipeline #438958 waiting for manual action with stages
......@@ -100,7 +100,7 @@ Patch formatting
Acked-by: Joe Hacker <>
- When updating a merge request add all the tags (``Acked-by:``, ``Reviewed-by:``,
``Fixes:``, ``Cc: mesa-stable`` and/or other) to the commit messages.
``Fixes:``, ``Stable: X.Y```, and/or other) to the commit messages.
This provides reviewers with quick feedback if the patch has already
been reviewed.
......@@ -120,8 +120,8 @@ You can produce those fixes lines by running this command once::
After that, using ``git fixes <sha1>`` will print the full line for you.
The stable tag
The ``Stable:`` tag
If you want a commit to be applied to a stable branch, you should add an
appropriate note to the commit message.
......@@ -131,16 +131,28 @@ is the preferred way to nominate a commit that should be backported.
There are scripts that will figure out which releases to apply the patch
to automatically, so you don't need to figure it out.
Alternatively, you may use a "CC:" tag. Here are some examples of such a
Alternatively, you may use the ``Stable:`` tag. Here are some examples:
Stable: 21.3
stable: 21.3 22.0
The stable tag must contain at least one version which this patch applies to, it
may, optionally, contian a second version. If no version is provided then the
tag is ignored. Do not quote the versions.
The ``CC:`` tag
Historically mesa used a "CC:" tag. Here are some examples of such a
Cc: mesa-stable
Cc: 20.0 <mesa-stable>
CC: 20.0 19.3 <mesa-stable>
Using the CC tag **should** include the stable branches you want to
nominate the patch to. If you do not provide any version it is nominated
to all active stable branches.
This has been deprecated in favor of the ``stable:`` tag, please use that
instead. It is likely that at some point in the future the maintainer scripts
will no longer search for Cc: tags.
.. _testing:
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