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Message-ID: <20250613142958.5876fd27@foz.lan>
Date: Fri, 13 Jun 2025 14:29:58 +0200
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Donald Hunter <donald.hunter@...il.com>
Cc: Linux Doc Mailing List <linux-doc@...r.kernel.org>, Jonathan Corbet
 <corbet@....net>, "Akira Yokosawa" <akiyks@...il.com>, "Breno Leitao"
 <leitao@...ian.org>, "David S. Miller" <davem@...emloft.net>, "Eric
 Dumazet" <edumazet@...gle.com>, "Ignacio Encinas Rubio"
 <ignacio@...cinas.com>, "Jan Stancek" <jstancek@...hat.com>, "Marco Elver"
 <elver@...gle.com>, "Paolo Abeni" <pabeni@...hat.com>, "Ruben Wauters"
 <rubenru09@....com>, "Shuah Khan" <skhan@...uxfoundation.org>,
 joel@...lfernandes.org, linux-kernel-mentees@...ts.linux.dev,
 linux-kernel@...r.kernel.org, lkmm@...ts.linux.dev, netdev@...r.kernel.org,
 peterz@...radead.org, stern@...land.harvard.edu
Subject: Re: [PATCH v2 11/12] docs: use parser_yaml extension to handle
 Netlink specs

Em Fri, 13 Jun 2025 12:50:48 +0100
Donald Hunter <donald.hunter@...il.com> escreveu:

> Mauro Carvalho Chehab <mchehab+huawei@...nel.org> writes:
> 
> > Instead of manually calling ynl_gen_rst.py, use a Sphinx extension.
> > This way, no .rst files would be written to the Kernel source
> > directories.
> >
> > Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
> > ---
> >  Documentation/Makefile                        | 17 ---------
> >  Documentation/conf.py                         | 11 +++---
> >  Documentation/netlink/specs/index.rst         | 38 +++++++++++++++++++
> >  Documentation/networking/index.rst            |  2 +-
> >  .../networking/netlink_spec/readme.txt        |  4 --
> >  Documentation/sphinx/parser_yaml.py           |  2 +-
> >  6 files changed, 46 insertions(+), 28 deletions(-)
> >  create mode 100644 Documentation/netlink/specs/index.rst
> >  delete mode 100644 Documentation/networking/netlink_spec/readme.txt
> >
> > diff --git a/Documentation/Makefile b/Documentation/Makefile
> > index d30d66ddf1ad..9185680b1e86 100644
> > --- a/Documentation/Makefile
> > +++ b/Documentation/Makefile
> > @@ -102,22 +102,6 @@ quiet_cmd_sphinx = SPHINX  $@ --> file://$(abspath $(BUILDDIR)/$3/$4)
> >  		cp $(if $(patsubst /%,,$(DOCS_CSS)),$(abspath $(srctree)/$(DOCS_CSS)),$(DOCS_CSS)) $(BUILDDIR)/$3/_static/; \
> >  	fi
> >  
> > -YNL_INDEX:=$(srctree)/Documentation/networking/netlink_spec/index.rst
> > -YNL_RST_DIR:=$(srctree)/Documentation/networking/netlink_spec
> > -YNL_YAML_DIR:=$(srctree)/Documentation/netlink/specs
> > -YNL_TOOL:=$(srctree)/tools/net/ynl/pyynl/ynl_gen_rst.py
> > -
> > -YNL_RST_FILES_TMP := $(patsubst %.yaml,%.rst,$(wildcard $(YNL_YAML_DIR)/*.yaml))
> > -YNL_RST_FILES := $(patsubst $(YNL_YAML_DIR)%,$(YNL_RST_DIR)%, $(YNL_RST_FILES_TMP))
> > -
> > -$(YNL_INDEX): $(YNL_RST_FILES)
> > -	$(Q)$(YNL_TOOL) -o $@ -x
> > -
> > -$(YNL_RST_DIR)/%.rst: $(YNL_YAML_DIR)/%.yaml $(YNL_TOOL)
> > -	$(Q)$(YNL_TOOL) -i $< -o $@
> > -
> > -htmldocs texinfodocs latexdocs epubdocs xmldocs: $(YNL_INDEX)
> > -
> >  htmldocs:
> >  	@$(srctree)/scripts/sphinx-pre-install --version-check
> >  	@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,html,$(var),,$(var)))
> > @@ -184,7 +168,6 @@ refcheckdocs:
> >  	$(Q)cd $(srctree);scripts/documentation-file-ref-check
> >  
> >  cleandocs:
> > -	$(Q)rm -f $(YNL_INDEX) $(YNL_RST_FILES)
> >  	$(Q)rm -rf $(BUILDDIR)
> >  	$(Q)$(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/userspace-api/media clean
> >  
> > diff --git a/Documentation/conf.py b/Documentation/conf.py
> > index 12de52a2b17e..add6ce78dd80 100644
> > --- a/Documentation/conf.py
> > +++ b/Documentation/conf.py
> > @@ -45,7 +45,7 @@ needs_sphinx = '3.4.3'
> >  extensions = ['kerneldoc', 'rstFlatTable', 'kernel_include',
> >                'kfigure', 'sphinx.ext.ifconfig', 'automarkup',
> >                'maintainers_include', 'sphinx.ext.autosectionlabel',
> > -              'kernel_abi', 'kernel_feat', 'translations']
> > +              'kernel_abi', 'kernel_feat', 'translations', 'parser_yaml']
> >  
> >  # Since Sphinx version 3, the C function parser is more pedantic with regards
> >  # to type checking. Due to that, having macros at c:function cause problems.
> > @@ -143,10 +143,11 @@ else:
> >  # Add any paths that contain templates here, relative to this directory.
> >  templates_path = ['sphinx/templates']
> >  
> > -# The suffix(es) of source filenames.
> > -# You can specify multiple suffix as a list of string:
> > -# source_suffix = ['.rst', '.md']
> > -source_suffix = '.rst'
> > +# The suffixes of source filenames that will be automatically parsed
> > +source_suffix = {
> > +        '.rst': 'restructuredtext',
> > +        '.yaml': 'yaml',  
> 
> The handler name should probably be netlink_yaml 

See my comments on earlier patches.

> 
> > +}
> >  
> >  # The encoding of source files.
> >  #source_encoding = 'utf-8-sig'
> > diff --git a/Documentation/netlink/specs/index.rst b/Documentation/netlink/specs/index.rst
> > new file mode 100644
> > index 000000000000..ca0bf816dc3f
> > --- /dev/null
> > +++ b/Documentation/netlink/specs/index.rst
> > @@ -0,0 +1,38 @@
> > +.. SPDX-License-Identifier: GPL-2.0
> > +.. NOTE: This document was auto-generated.
> > +
> > +.. _specs:
> > +
> > +=============================
> > +Netlink Family Specifications
> > +=============================
> > +
> > +.. toctree::
> > +   :maxdepth: 1
> > +
> > +   conntrack
> > +   devlink
> > +   dpll
> > +   ethtool
> > +   fou
> > +   handshake
> > +   lockd
> > +   mptcp_pm
> > +   net_shaper
> > +   netdev
> > +   nfsd
> > +   nftables
> > +   nl80211
> > +   nlctrl
> > +   ovpn
> > +   ovs_datapath
> > +   ovs_flow
> > +   ovs_vport
> > +   rt-addr
> > +   rt-link
> > +   rt-neigh
> > +   rt-route
> > +   rt-rule
> > +   tc
> > +   tcp_metrics
> > +   team
> > diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst
> > index ac90b82f3ce9..b7a4969e9bc9 100644
> > --- a/Documentation/networking/index.rst
> > +++ b/Documentation/networking/index.rst
> > @@ -57,7 +57,7 @@ Contents:
> >     filter
> >     generic-hdlc
> >     generic_netlink
> > -   netlink_spec/index
> > +   ../netlink/specs/index
> >     gen_stats
> >     gtp
> >     ila
> > diff --git a/Documentation/networking/netlink_spec/readme.txt b/Documentation/networking/netlink_spec/readme.txt
> > deleted file mode 100644
> > index 030b44aca4e6..000000000000
> > --- a/Documentation/networking/netlink_spec/readme.txt
> > +++ /dev/null
> > @@ -1,4 +0,0 @@
> > -SPDX-License-Identifier: GPL-2.0
> > -
> > -This file is populated during the build of the documentation (htmldocs) by the
> > -tools/net/ynl/pyynl/ynl_gen_rst.py script.
> > diff --git a/Documentation/sphinx/parser_yaml.py b/Documentation/sphinx/parser_yaml.py
> > index eb32e3249274..cdcafe5b3937 100755
> > --- a/Documentation/sphinx/parser_yaml.py
> > +++ b/Documentation/sphinx/parser_yaml.py
> > @@ -55,7 +55,7 @@ class YamlParser(Parser):
> >          fname = document.current_source
> >  
> >          # Handle netlink yaml specs
> > -        if re.search("/netlink/specs/", fname):
> > +        if re.search("netlink/specs/", fname):  
> 
> Please combine this change into the earlier patch so that the series
> doesn't have unnecessary changes.

OK.

> 
> >              if fname.endswith("index.yaml"):
> >                  msg = self.netlink_parser.generate_main_index_rst(fname, None)
> >              else:  

Thanks,
Mauro

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