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Fri, 02 Oct 2020 23:27:11 -0700 (PDT) From: Lukas Bulwahn X-Google-Original-From: Lukas Bulwahn Date: Sat, 3 Oct 2020 08:27:10 +0200 (CEST) X-X-Sender: lukas@felia To: Ujjwal Kumar In-Reply-To: <0226bf70-611d-c12b-cbf2-2c2b70bbb2d9@gmail.com> Message-ID: References: <06b25639-0d7d-e635-706c-19b950c5ff2e@gmail.com> <0226bf70-611d-c12b-cbf2-2c2b70bbb2d9@gmail.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Cc: linux-kernel-mentees@lists.linuxfoundation.org Subject: Re: [Linux-kernel-mentees] [PATCH RFC 0/2] use interpreters to invoke scripts X-BeenThere: linux-kernel-mentees@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-kernel-mentees-bounces@lists.linuxfoundation.org Sender: "Linux-kernel-mentees" On Sat, 3 Oct 2020, Ujjwal Kumar wrote: > On 02/10/20 4:08 pm, Ujjwal Kumar wrote: > > This patch series aims at removing the dependency on execute > > bit of the scripts in the kbuild system. > > > > If not working with fresh clone of linux-next, clean the srctree: > > make distclean > > make tools/clean > > > > To test the dependency on execute bits, I tried building the > > 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 > > > > Any attempts to configure (or build) the kernel fail because of > > '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 > > > > Changes: > > 1. Adds specific interpreters (in Kconfig) to invoke > > scripts. > > > > After this patch I could successfully do a kernel build > > without any errors. > > > > 2. Again adds specific interpreters to other parts of > > kbuild system. > > > > I could successfully perform the following make targets after > > applying the second patch: > > make headerdep > > make kselftest-merge > > I could further test the changes as follows- > scripts/Makefile.package: > make rpm-pkg > make perf-tar-src-pkg > > arch/ia64/Makefile: > make ARCH=ia64 defconfig > > arch/arm64/kernel/vdso/Makefile: > ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- make prepare > Add that to your next cover letter. Lukas > > > > Following changes in the patch 2/2 are not yet tested: > > arch/* > > scripts/* > > > > Ujjwal Kumar (2): > > kconfig: use interpreters to invoke scripts > > kbuild: use interpreters to invoke scripts > > > > 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(-) > > > > Ujjwal Kumar > _______________________________________________ Linux-kernel-mentees mailing list Linux-kernel-mentees@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees