[PATCH 00/17] -Wmissing-prototype warning fixes

Palmer Dabbelt palmer at dabbelt.com
Thu Aug 17 00:38:47 AEST 2023


On Thu, 10 Aug 2023 07:19:18 PDT (-0700), arnd at kernel.org wrote:
> From: Arnd Bergmann <arnd at arndb.de>
>
> Most of the patches I sent so far for the -Wmissing-prototype warnings
> have made it into linux-next now. There are a few that I'm resending
> now as nobody has picked them up, and then a number of fixes that I
> found while test-building across all architectures rather than just the
> ones I usually test.
>
> The first 15 patches in this series should be uncontroversial, so
> I expect that either a subsystem maintainer or Andrew Morton can
> apply these directly.
>
> For the last two patches, these might still need some debate about how
> to handle them. I added a Kconfig option to turn off most of the missing
> prototype warnings in the architectures that nobody has fixed yet,
> see patch 16 for those. The last patch does cause some known warnings
> and likely unknown ones for architectures other than x86 and arm,
> so applying it now will bring new problems, but not applying it also
> means that new warnings creep in, so I think this is mainly a question
> of what the best timing is for having this in linux-next.
>
> Arnd Bergmann (17):
>   [RESEND] jffs2: mark __jffs2_dbg_superblock_counts() static
>   [RESEND] irq_work: consolidate arch_irq_work_raise prototypes
>   [RESEND] ida: make 'ida_dump' static
>   pci: sysfs: move declarations to linux/pci.h
>   swim3: mark swim3_init() static
>   macintosh/ams: mark ams_init() static
>   scsi: qlogicpti: mark qlogicpti_info() static
>   microblaze: mark flush_dcache_folio() inline
>   parport: gsc: mark init function static
>   zorro: include zorro.h in names.c
>   scsi: gvp11: remove unused gvp11_setup() function
>   time: make sysfs_get_uname() function visible in header
>   stackleak: add declarations for global functions
>   kprobes: unify kprobes_exceptions_nofify() prototypes
>   arch: fix asm-offsets.c building with -Wmissing-prototypes
>   [RFC] arch: turn -Wmissing-prototypes off conditionally
>   [RFC] Makefile.extrawarn: turn on missing-prototypes again
>
>  arch/alpha/Kbuild                        |  2 ++
>  arch/alpha/include/asm/pci.h             |  3 ---
>  arch/alpha/kernel/asm-offsets.c          |  2 +-
>  arch/alpha/lib/Makefile                  |  1 +
>  arch/arc/Kbuild                          |  2 ++
>  arch/arc/include/asm/kprobes.h           |  3 ---
>  arch/arm/include/asm/irq_work.h          |  2 --
>  arch/arm/include/asm/kprobes.h           |  2 --
>  arch/arm64/include/asm/irq_work.h        |  2 --
>  arch/arm64/include/asm/kprobes.h         |  2 --
>  arch/csky/Kbuild                         |  2 ++
>  arch/csky/include/asm/irq_work.h         |  2 +-
>  arch/hexagon/Kbuild                      |  2 ++
>  arch/ia64/Kbuild                         |  2 ++
>  arch/ia64/include/asm/kprobes.h          |  2 --
>  arch/ia64/kernel/asm-offsets.c           |  2 +-
>  arch/ia64/lib/Makefile                   |  1 +
>  arch/loongarch/Kbuild                    |  2 ++
>  arch/loongarch/kernel/asm-offsets.c      | 12 ++++++++++++
>  arch/m68k/Kbuild                         |  2 ++
>  arch/m68k/lib/Makefile                   |  1 +
>  arch/microblaze/Kbuild                   |  2 ++
>  arch/microblaze/include/asm/cacheflush.h |  2 +-
>  arch/mips/Kbuild                         |  2 ++
>  arch/mips/boot/compressed/Makefile       |  3 ++-
>  arch/mips/include/asm/kprobes.h          |  2 --
>  arch/nios2/Kbuild                        |  2 ++
>  arch/nios2/lib/Makefile                  |  1 +
>  arch/openrisc/Kbuild                     |  2 ++
>  arch/parisc/Kbuild                       |  2 ++
>  arch/parisc/lib/Makefile                 |  1 +
>  arch/powerpc/include/asm/irq_work.h      |  1 -
>  arch/powerpc/include/asm/kprobes.h       |  2 --
>  arch/riscv/include/asm/irq_work.h        |  2 +-
>  arch/s390/include/asm/irq_work.h         |  2 --
>  arch/s390/include/asm/kprobes.h          |  2 --
>  arch/sh/Kbuild                           |  2 ++
>  arch/sh/boot/compressed/Makefile         |  1 +
>  arch/sh/include/asm/kprobes.h            |  2 --
>  arch/sparc/Kbuild                        |  2 ++
>  arch/sparc/include/asm/kprobes.h         |  2 --
>  arch/sparc/kernel/asm-offsets.c          | 13 ++-----------
>  arch/sparc/lib/Makefile                  |  1 +
>  arch/sparc/prom/Makefile                 |  1 +
>  arch/x86/include/asm/irq_work.h          |  1 -
>  arch/x86/include/asm/kprobes.h           |  2 --
>  arch/xtensa/Kbuild                       |  2 ++
>  arch/xtensa/boot/lib/Makefile            |  2 ++
>  drivers/block/swim3.c                    |  2 +-
>  drivers/macintosh/ams/ams-core.c         |  2 +-
>  drivers/parport/parport_gsc.c            |  2 +-
>  drivers/scsi/gvp11.c                     |  5 -----
>  drivers/scsi/qlogicpti.c                 |  2 +-
>  drivers/zorro/names.c                    |  1 +
>  fs/jffs2/debug.c                         |  2 +-
>  include/linux/irq_work.h                 |  3 +++
>  include/linux/kprobes.h                  |  4 ++++
>  include/linux/pci.h                      |  5 +++++
>  include/linux/stackleak.h                |  6 ++++++
>  init/Kconfig                             | 10 ++++++++++
>  kernel/time/tick-internal.h              |  3 ++-
>  lib/test_ida.c                           |  2 +-
>  scripts/Makefile.extrawarn               |  5 +++--
>  63 files changed, 101 insertions(+), 63 deletions(-)

Acked-by: Palmer Dabbelt <palmer at rivosinc.com> # RISC-V


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