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authorLinus Torvalds <torvalds@linux-foundation.org>2019-10-20 12:36:57 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2019-10-20 12:36:57 -0400
commite2ab4ef83fe279e6f8e06ffa490144d082b95493 (patch)
tree266ecef64d493c6b70fd7ef7cb8206c3cf907427 /kernel
parentMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff)
parentkheaders: substituting --sort in archive creation (diff)
downloadlinux-dev-e2ab4ef83fe279e6f8e06ffa490144d082b95493.tar.xz
linux-dev-e2ab4ef83fe279e6f8e06ffa490144d082b95493.zip
Merge tag 'kbuild-fixes-v5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull more Kbuild fixes from Masahiro Yamada: - fix a bashism of setlocalversion - do not use the too new --sort option of tar * tag 'kbuild-fixes-v5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kheaders: substituting --sort in archive creation scripts: setlocalversion: fix a bashism kbuild: update comment about KBUILD_ALLDIRS
Diffstat (limited to 'kernel')
-rwxr-xr-xkernel/gen_kheaders.sh11
1 files changed, 7 insertions, 4 deletions
diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh
index aff79e461fc9..5a0fc0b0403a 100755
--- a/kernel/gen_kheaders.sh
+++ b/kernel/gen_kheaders.sh
@@ -71,10 +71,13 @@ done | cpio --quiet -pd $cpio_dir >/dev/null 2>&1
find $cpio_dir -type f -print0 |
xargs -0 -P8 -n1 perl -pi -e 'BEGIN {undef $/;}; s/\/\*((?!SPDX).)*?\*\///smg;'
-# Create archive and try to normalize metadata for reproducibility
-tar "${KBUILD_BUILD_TIMESTAMP:+--mtime=$KBUILD_BUILD_TIMESTAMP}" \
- --owner=0 --group=0 --sort=name --numeric-owner \
- -Jcf $tarfile -C $cpio_dir/ . > /dev/null
+# Create archive and try to normalize metadata for reproducibility.
+# For compatibility with older versions of tar, files are fed to tar
+# pre-sorted, as --sort=name might not be available.
+find $cpio_dir -printf "./%P\n" | LC_ALL=C sort | \
+ tar "${KBUILD_BUILD_TIMESTAMP:+--mtime=$KBUILD_BUILD_TIMESTAMP}" \
+ --owner=0 --group=0 --numeric-owner --no-recursion \
+ -Jcf $tarfile -C $cpio_dir/ -T - > /dev/null
echo "$src_files_md5" > kernel/kheaders.md5
echo "$obj_files_md5" >> kernel/kheaders.md5