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    SubjectRe: [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h)
    On Mon, May 9, 2022 at 4:09 AM Masahiro Yamada <masahiroy@kernel.org> 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
    >
    > --
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    --
    Best Regards
    Masahiro Yamada

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