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scripts/kernel-doc.py: don't create *.pyc files

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As reported by Andy, kernel-doc.py is creating a __pycache__
directory at build time.

Disable creation of __pycache__ for the libraries used by
kernel-doc.py, when excecuted via the build system or via
scripts/find-unused-docs.sh.

Reported-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Closes: https://lore.kernel.org/linux-doc/Z_zYXAJcTD-c3xTe@black.fi.intel.com/
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <158b962ed7cd104f7bbfe69f499ec1cc378864db.1745453655.git.mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2025-04-24 08:16:23 +08:00 • committed by Jonathan Corbet
parent 110214e4cc
commit 5c5c32d7ab
5 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/gpu/drm/Makefile
View file

@ -236,7 +236,7 @@ always-$(CONFIG_DRM_HEADER_TEST) += \
quiet_cmd_hdrtest = HDRTEST $(patsubst %.hdrtest,%.h,$@)
cmd_hdrtest = \
$(CC) $(c_flags) -fsyntax-only -x c /dev/null -include $< -include $<; \
$(srctree)/scripts/kernel-doc -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
PYTHONDONTWRITEBYTECODE=1 $(KERNELDOC) -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
touch $@
$(obj)/%.hdrtest: $(src)/%.h FORCE

2
drivers/gpu/drm/i915/Makefile
View file

@ -408,7 +408,7 @@ obj-$(CONFIG_DRM_I915_GVT_KVMGT) += kvmgt.o
#
# Enable locally for CONFIG_DRM_I915_WERROR=y. See also scripts/Makefile.build
ifdef CONFIG_DRM_I915_WERROR
cmd_checkdoc = $(srctree)/scripts/kernel-doc -none -Werror $<
cmd_checkdoc = PYTHONDONTWRITEBYTECODE=1 $(KERNELDOC) -none -Werror $<
endif
# header test

2
include/drm/Makefile
View file

@ -11,7 +11,7 @@ always-$(CONFIG_DRM_HEADER_TEST) += \
quiet_cmd_hdrtest = HDRTEST $(patsubst %.hdrtest,%.h,$@)
cmd_hdrtest = \
$(CC) $(c_flags) -fsyntax-only -x c /dev/null -include $< -include $<; \
$(srctree)/scripts/kernel-doc -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
PYTHONDONTWRITEBYTECODE=1 $(KERNELDOC) -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \
touch $@
$(obj)/%.hdrtest: $(src)/%.h FORCE

2
scripts/Makefile.build
View file

@ -83,7 +83,7 @@ else ifeq ($(KBUILD_CHECKSRC),2)
endif
ifneq ($(KBUILD_EXTRA_WARN),)
cmd_checkdoc = $(srctree)/scripts/kernel-doc -none $(KDOCFLAGS) \
cmd_checkdoc = PYTHONDONTWRITEBYTECODE=1 $(KERNELDOC) -none $(KDOCFLAGS) \
$(if $(findstring 2, $(KBUILD_EXTRA_WARN)), -Wall) \
$<
endif

2
scripts/find-unused-docs.sh
View file

@ -54,7 +54,7 @@ for file in `find $1 -name '*.c'`; do
if [[ ${FILES_INCLUDED[$file]+_} ]]; then
continue;
fi
str=$(scripts/kernel-doc -export "$file" 2>/dev/null)
str=$(PYTHONDONTWRITEBYTECODE=1 scripts/kernel-doc -export "$file" 2>/dev/null)
if [[ -n "$str" ]]; then
echo "$file"
fi