On Wed, Feb 15, 2023 at 10:20:24AM +0900 Masahiro Yamada wrote:
> If you run 'make deb-pkg', all objects are lost due to 'make clean',
> which makes the incremental builds impossible.
>
> Instead of cleaning, pass the exclude list to tar's --exclude-from
> option.
>
> Previously, *.diff.gz contained some check-in files such as
> .clang-format, .cocciconfig.
>
> With this commit, *.diff.gz will only contain the .config and debian/.
> The other source files will go into the .orig tarball.
>
> linux.tar.gz is rebuilt only when the source files that would go into
> the tarball are changed.
>
> Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> ---
>
> Changes in v6:
> - Add more stubs to cmd_tar so I can reuse it for the other rules
>
> Changes in v5:
> - Avoid unneeded rebuild of the tarball when nothing in the source tree
> is changed.
>
> Changes in v4:
> - Fix a typo in comment
>
> Changes in v3:
> - Add --extra-pattern='*.rej'
> - Exclude symlinks at the toplevel
> - Add --sort=name tar option
>
> scripts/Makefile.package | 48 +++++++++++++++++++++++++++++++++++-----
> scripts/package/mkdebian | 24 ++++++++++++++++++++
> 2 files changed, 66 insertions(+), 6 deletions(-)
>
> diff --git a/scripts/Makefile.package b/scripts/Makefile.package
> index dfbf40454a99..f0002ace4156 100644
> --- a/scripts/Makefile.package
> +++ b/scripts/Makefile.package
> @@ -43,13 +43,47 @@ if test "$(objtree)" != "$(srctree)"; then \
> echo >&2 " ERROR:"; \
> echo >&2 " Building source tarball is not possible outside the"; \
> echo >&2 " kernel source tree. Don't set KBUILD_OUTPUT, or use the"; \
> - echo >&2 " binrpm-pkg or bindeb-pkg target instead."; \
> + echo >&2 " binrpm-pkg target instead."; \
> echo >&2; \
> false; \
> fi ; \
> tar -I $(KGZIP) -c $(RCS_TAR_IGNORE) -f $(2).tar.gz \
> --transform 's:^:$(2)/:S' $(TAR_CONTENT) $(3)
>
> +# .tmp_filelist .tmp_filelist_exclude
> +# ---------------------------------------------------------------------------
> +
> +scripts/list-gitignored: FORCE
> + $(Q)$(MAKE) -f $(srctree)/Makefile scripts_package
> +
> +# 1f5d3a6b6532e25a5cdf1f311956b2b03d343a48 removed '*.rej' from .gitignore,
> +# but it is definitely a generated file.
> +filechk_filelist = \
> + $< --exclude='*.rej' --output=$@_exclude --prefix=./ --rootdir=$(srctree) --stat=-
> +
> +.tmp_filelist: scripts/list-gitignored FORCE
> + $(call filechk,filelist)
> +
> +# tarball
> +# ---------------------------------------------------------------------------
> +
> +quiet_cmd_tar = TAR $@
> + cmd_tar = tar -c -f $@ $(tar-compress-opt) $(tar-exclude-opt) \
> + --owner=0 --group=0 --sort=name \
> + --transform 's:^\.:$*:S' -C $(tar-rootdir) .
> +
> +tar-rootdir := $(srctree)
> +
> +%.tar.gz: private tar-compress-opt := -I $(KGZIP)
> +%.tar.gz:
> + $(call cmd,tar)
> +
> +# Linux source tarball
> +# ---------------------------------------------------------------------------
> +
> +linux.tar.gz: tar-exclude-opt = --exclude=./$@ --exclude-from=$<_exclude
> +linux.tar.gz: .tmp_filelist
> +
> # rpm-pkg
> # ---------------------------------------------------------------------------
> PHONY += rpm-pkg
> @@ -80,13 +114,12 @@ binrpm-pkg:
> $(UTS_MACHINE)-linux -bb $(objtree)/binkernel.spec
>
> PHONY += deb-pkg
> -deb-pkg:
> - $(MAKE) clean
> +deb-pkg: linux.tar.gz
> $(CONFIG_SHELL) $(srctree)/scripts/package/mkdebian
> - $(call cmd,src_tar,$(KDEB_SOURCENAME))
> origversion=$$(dpkg-parsechangelog -SVersion |sed 's/-[^-]*$$//');\
> - mv $(KDEB_SOURCENAME).tar.gz ../$(KDEB_SOURCENAME)_$${origversion}.orig.tar.gz
> - +dpkg-buildpackage -r$(KBUILD_PKG_ROOTCMD) -a$$(cat debian/arch) $(DPKG_FLAGS) --source-option=-sP -i.git -us -uc
> + cp linux.tar.gz ../$(KDEB_SOURCENAME)_$${origversion}.orig.tar.gz
> + +dpkg-buildpackage -r$(KBUILD_PKG_ROOTCMD) -a$$(cat debian/arch) $(DPKG_FLAGS) \
> + --build=source,binary --source-option=-sP -nc -us -uc
>
> PHONY += bindeb-pkg
> bindeb-pkg:
> @@ -174,4 +207,7 @@ help:
> @echo ' perf-tarxz-src-pkg - Build $(perf-tar).tar.xz source tarball'
> @echo ' perf-tarzst-src-pkg - Build $(perf-tar).tar.zst source tarball'
>
> +PHONY += FORCE
> +FORCE:
> +
> .PHONY: $(PHONY)
> diff --git a/scripts/package/mkdebian b/scripts/package/mkdebian
> index c3bbef7a6754..68b13ef590ba 100755
> --- a/scripts/package/mkdebian
> +++ b/scripts/package/mkdebian
> @@ -84,6 +84,8 @@ set_debarch() {
> fi
> }
>
> +rm -rf debian
> +
> # Some variables and settings used throughout the script
> version=$KERNELRELEASE
> if [ -n "$KDEB_PKGVERSION" ]; then
> @@ -135,6 +137,28 @@ fi
> mkdir -p debian/source/
> echo "1.0" > debian/source/format
>
> +# Ugly: ignore anything except .config or debian/
> +cat<<'EOF' > debian/source/local-options
> +diff-ignore
> +
> +extend-diff-ignore = ^[^.d]
> +
> +extend-diff-ignore = ^\.[^c]
> +extend-diff-ignore = ^\.c($|[^o])
> +extend-diff-ignore = ^\.co($|[^n])
> +extend-diff-ignore = ^\.con($|[^f])
> +extend-diff-ignore = ^\.conf($|[^i])
> +extend-diff-ignore = ^\.confi($|[^g])
> +extend-diff-ignore = ^\.config.
> +
> +extend-diff-ignore = ^d($|[^e])
> +extend-diff-ignore = ^de($|[^b])
> +extend-diff-ignore = ^deb($|[^i])
> +extend-diff-ignore = ^debi($|[^a])
> +extend-diff-ignore = ^debia($|[^n])
> +extend-diff-ignore = ^debian[^/]
> +EOF
> +
> echo $debarch > debian/arch
> extra_build_depends=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev:native)"
> extra_build_depends="$extra_build_depends, $(if_enabled_echo CONFIG_SYSTEM_TRUSTED_KEYRING libssl-dev:native)"
ah, nice. When I attempted to build with current Debian amd64 kernel config,
python3 was missing as build-depencendy (due to some BPF kconfig).
Reviewed-by: Nicolas Schier <nicolas@xxxxxxxxx>
> --
> 2.34.1
--
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