From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukas Bulwahn Date: Mon, 12 Oct 2020 13:40:54 +0000 Subject: Re: [PATCH RFC 0/2] use interpreters to invoke scripts Message-Id: List-Id: References: <2b00e566-112c-5657-c10f-7f210d3eae93@gmail.com> In-Reply-To: <2b00e566-112c-5657-c10f-7f210d3eae93@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: Ujjwal Kumar Cc: Masahiro Yamada , Michal Marek , Andrew Morton , Kees Cook , Lukas Bulwahn , Nathan Chancellor , Nick Desaulniers , linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, clang-built-linux@googlegroups.com, linux-kernel-mentees@lists.linuxfoundation.org On Sat, 3 Oct 2020, Ujjwal Kumar wrote: > This patch series aims at removing the dependency on execute=20 > bit of the scripts in the kbuild system. >=20 > If not working with fresh clone of linux-next, clean the srctree: > make distclean > make tools/clean >=20 > To test the dependency on execute bits, I tried building the=20 > kernel after removing x-bits for all files in the repository. > Removing execute bits: > for i in $(find -executable -type f); do chmod -x $i; done >=20 > Any attempts to configure (or build) the kernel fail because of=20 > 'Permission denied' on scripts with the following error: > $ make allmodconfig > sh: ./scripts/gcc-version.sh: Permission denied > init/Kconfig:34: syntax error > init/Kconfig:33: invalid statement > init/Kconfig:34: invalid statement > sh: ./scripts/ld-version.sh: Permission denied > init/Kconfig:39: syntax error > init/Kconfig:38: invalid statement > sh: ./scripts/clang-version.sh: Permission denied > init/Kconfig:49: syntax error > init/Kconfig:48: invalid statement > make[1]: *** [scripts/kconfig/Makefile:71: allmodconfig] Error 1 > make: *** [Makefile:606: allmodconfig] Error 2 >=20 > Changes: > 1. Adds specific interpreters (in Kconfig) to invoke=20 > scripts. >=20 > After this patch I could successfully do a kernel build=20 > without any errors. >=20 > 2. Again, adds specific interpreters to other parts of=20 > kbuild system. >=20 > I could successfully perform the following make targets after=20 > applying the PATCH 2/2: > make headerdep > make kselftest-merge > make rpm-pkg > make perf-tar-src-pkg > make ARCH=3Dia64 defconfig > ARCH=3Darm64 CROSS_COMPILE=AArch64-linux-gnu- make prepare >=20 > Following changes in PATCH 2/2 are not yet tested: > arch/arm64/kernel/vdso32/Makefile > arch/nds32/kernel/vdso/Makefile > scripts/Makefile.build >=20 > Ujjwal Kumar (2): > kconfig: use interpreters to invoke scripts > kbuild: use interpreters to invoke scripts > Ujjwal, I suggest that you continue to wait if you get any feedback from=20 Masahiro-san within the next two weeks (although the merge window) and if not, try to rebase to the the next rc1 and resend this patchset with=20 Nathan's feedback tags added. The merge window is busy time for maintainers; in the meantime, you might look into if the build target 'make tools/clean' works on the current=20 release and if there are fixes getting merged that fix that. Lukas > Makefile | 4 ++-- > arch/arm64/kernel/vdso/Makefile | 2 +- > arch/arm64/kernel/vdso32/Makefile | 2 +- > arch/ia64/Makefile | 4 ++-- > arch/nds32/kernel/vdso/Makefile | 2 +- > init/Kconfig | 16 ++++++++-------- > scripts/Makefile.build | 2 +- > scripts/Makefile.package | 4 ++-- > 8 files changed, 18 insertions(+), 18 deletions(-) >=20 > --=20 > 2.26.2 >=20 >=20