Re: [PATCH] kbuild: use proper prefix for tarballs to fix rpm-pkg build error

[Nicolas Schier]

On Thu 20 Apr 2023 02:04:24 GMT, Masahiro Yamada wrote:
> Since commit f8d94c4e403c ("kbuild: do not create intermediate *.tar
> for source tarballs"), 'make rpm-pkg' fails because the prefix of the
> source tarball is 'linux.tar/' instead of 'linux/'. $(basename $@)
> strips only '.gz' from the filename linux.tar.gz.
> 
> You need to strip two suffixes from compressed tarballs and one suffix
> from uncompressed tarballs (for example 'perf-6.3.0.tar' generated by
> 'make perf-tar-src-pkg').
> 
> One tricky fix might be --prefix=$(firstword $(subst .tar, ,$@))/
> but I think it is better to hard-code the prefix.

thanks, I appreciate the hard-coded archive-args!

Reviewed-by: Nicolas Schier <nicolas@xxxxxxxxx>

> Fixes: f8d94c4e403c ("kbuild: do not create intermediate *.tar for source tarballs")
> Reported-by: Jiwei Sun <sunjw10@xxxxxxxxxx>
> Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> ---
> 
>  scripts/Makefile.package | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/scripts/Makefile.package b/scripts/Makefile.package
> index 4d90691505b1..4000ad04c122 100644
> --- a/scripts/Makefile.package
> +++ b/scripts/Makefile.package
> @@ -49,7 +49,7 @@ git-config-tar.zst = -c tar.tar.zst.command="$(ZSTD)"
>  
>  quiet_cmd_archive = ARCHIVE $@
>        cmd_archive = git -C $(srctree) $(git-config-tar$(suffix $@)) archive \
> -                    --output=$$(realpath $@) --prefix=$(basename $@)/ $(archive-args)
> +                    --output=$$(realpath $@) $(archive-args)
>  
>  # Linux source tarball
>  # ---------------------------------------------------------------------------
> @@ -57,7 +57,7 @@ quiet_cmd_archive = ARCHIVE $@
>  linux-tarballs := $(addprefix linux, .tar.gz)
>  
>  targets += $(linux-tarballs)
> -$(linux-tarballs): archive-args = $$(cat $<)
> +$(linux-tarballs): archive-args = --prefix=linux/ $$(cat $<)
>  $(linux-tarballs): .tmp_HEAD FORCE
>  	$(call if_changed,archive)
>  
> @@ -189,7 +189,7 @@ perf-archive-args = --add-file=$$(realpath $(word 2, $^)) \
>  perf-tarballs := $(addprefix perf-$(KERNELVERSION), .tar .tar.gz .tar.bz2 .tar.xz .tar.zst)
>  
>  targets += $(perf-tarballs)
> -$(perf-tarballs): archive-args = $(perf-archive-args)
> +$(perf-tarballs): archive-args = --prefix=perf-$(KERNELVERSION)/ $(perf-archive-args)
>  $(perf-tarballs): tools/perf/MANIFEST .tmp_perf/HEAD .tmp_perf/PERF-VERSION-FILE FORCE
>  	$(call if_changed,archive)
>  
> -- 
> 2.37.2

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