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Sun, 08 May 2022 21:25:42 -0700 (PDT) MIME-Version: 1.0 References: <20220508190631.2386038-1-masahiroy@kernel.org> In-Reply-To: <20220508190631.2386038-1-masahiroy@kernel.org> From: Masahiro Yamada Date: Mon, 9 May 2022 13:24:33 +0900 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h) To: Linux Kbuild mailing list Cc: Linux Kernel Mailing List , Nathan Chancellor , Nick Desaulniers , Nicolas Schier , Peter Zijlstra , linux-modules , linux-s390 , linuxppc-dev , clang-built-linux , Ard Biesheuvel , Sami Tolvanen Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 9, 2022 at 4:09 AM Masahiro Yamada wrote: > > This is the third batch of cleanups in this development cycle. > > Major changes in v4: > - Move static EXPORT_SYMBOL check to a script > - Some refactoring > > Major changes in v3: > > - Generate symbol CRCs as C code, and remove CONFIG_MODULE_REL_CRCS. > > Major changes in v2: > > - V1 did not work with CONFIG_MODULE_REL_CRCS. > I fixed this for v2. > > - Reflect some review comments in v1 > > - Refactor the code more > > - Avoid too long argument error This series is available at git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git lto-cleanup-v4 > > > Masahiro Yamada (14): > modpost: remove left-over cross_compile declaration > modpost: change the license of EXPORT_SYMBOL to bool type > modpost: split the section mismatch checks into section-check.c > modpost: add sym_find_with_module() helper > modpost: extract symbol versions from *.cmd files > kbuild: link symbol CRCs at final link, removing > CONFIG_MODULE_REL_CRCS > kbuild: stop merging *.symversions > genksyms: adjust the output format to modpost > kbuild: do not create *.prelink.o for Clang LTO or IBT > kbuild: check static EXPORT_SYMBOL* by script instead of modpost > kbuild: make built-in.a rule robust against too long argument error > kbuild: make *.mod rule robust against too long argument error > kbuild: add cmd_and_savecmd macro > kbuild: rebuild multi-object modules when objtool is updated > > arch/powerpc/Kconfig | 1 - > arch/s390/Kconfig | 1 - > arch/um/Kconfig | 1 - > include/asm-generic/export.h | 22 +- > include/linux/export-internal.h | 16 + > include/linux/export.h | 30 +- > init/Kconfig | 4 - > kernel/module.c | 10 +- > scripts/Kbuild.include | 10 +- > scripts/Makefile.build | 134 +-- > scripts/Makefile.lib | 7 - > scripts/Makefile.modfinal | 5 +- > scripts/Makefile.modpost | 9 +- > scripts/check-local-export | 48 + > scripts/genksyms/genksyms.c | 18 +- > scripts/link-vmlinux.sh | 33 +- > scripts/mod/Makefile | 2 +- > scripts/mod/modpost.c | 1499 ++++--------------------------- > scripts/mod/modpost.h | 35 +- > scripts/mod/section-check.c | 1222 +++++++++++++++++++++++++ > 20 files changed, 1551 insertions(+), 1556 deletions(-) > create mode 100644 include/linux/export-internal.h > create mode 100755 scripts/check-local-export > create mode 100644 scripts/mod/section-check.c > > -- > 2.32.0 > > -- > You received this message because you are subscribed to the Google Groups "Clang Built Linux" group. > To unsubscribe from this group and stop receiving emails from it, send an email to clang-built-linux+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/clang-built-linux/20220508190631.2386038-1-masahiroy%40kernel.org. -- Best Regards Masahiro Yamada