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Message-ID: <20240727074526.1771247-4-masahiroy@kernel.org>
Date: Sat, 27 Jul 2024 16:42:03 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: linux-kbuild@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
Kees Cook <kees@...nel.org>,
Nathan Chancellor <nathan@...nel.org>,
Nicolas Schier <nicolas@...sle.eu>,
Ben Hutchings <ben@...adent.org.uk>,
Masahiro Yamada <masahiroy@...nel.org>
Subject: [PATCH 3/4] kbuild: slim down package for building external modules
Exclude directories and files unnecessary for building external modules:
- include/config/ (except include/config/auto.conf)
- scripts/atomic/
- scripts/dtc/
- scripts/kconfig/
- scripts/mod/mk_elfconfig
- scripts/package/
- scripts/unifdef
- .config
- *.o
- .*.cmd
Avoid copying files twice for the following directories:
- include/generated/
- arch/*/include/generated/
Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---
scripts/package/install-extmod-build | 20 +++++++++++++++-----
1 file changed, 15 insertions(+), 5 deletions(-)
diff --git a/scripts/package/install-extmod-build b/scripts/package/install-extmod-build
index 8cc9e13403ae..cc335945dfbc 100755
--- a/scripts/package/install-extmod-build
+++ b/scripts/package/install-extmod-build
@@ -9,15 +9,22 @@ is_enabled() {
grep -q "^$1=y" include/config/auto.conf
}
+find_in_scripts() {
+ find scripts \
+ \( -name atomic -o -name dtc -o -name kconfig -o -name package \) -prune -o \
+ ! -name unifdef -a ! -name mk_elfconfig -a \( -type f -o -type l \) -print
+}
+
mkdir -p "${destdir}"
(
cd "${srctree}"
echo Makefile
find "arch/${SRCARCH}" -maxdepth 1 -name 'Makefile*'
- find include scripts -type f -o -type l
+ find "arch/${SRCARCH}" -name generated -prune -o -name include -type d -print
find "arch/${SRCARCH}" -name Kbuild.platforms -o -name Platform
- find "arch/${SRCARCH}" -name include -type d
+ find include \( -name config -o -name generated \) -prune -o \( -type f -o -type l \) -print
+ find_in_scripts
) | tar -c -f - -C "${srctree}" -T - | tar -xf - -C "${destdir}"
{
@@ -25,12 +32,15 @@ mkdir -p "${destdir}"
echo tools/objtool/objtool
fi
- find "arch/${SRCARCH}/include" Module.symvers include scripts -type f
+ echo Module.symvers
+ echo "arch/${SRCARCH}/include/generated"
+ echo include/config/auto.conf
+ echo include/generated
+ find_in_scripts
if is_enabled CONFIG_GCC_PLUGINS; then
find scripts/gcc-plugins -name '*.so'
fi
} | tar -c -f - -T - | tar -xf - -C "${destdir}"
-# copy .config manually to be where it's expected to be
-cp "${KCONFIG_CONFIG}" "${destdir}/.config"
+find "${destdir}" \( -name '.*.cmd' -o -name '*.o' \) -delete
--
2.43.0
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