linux-kernel - Re: [PATCH 2/6] shmbuf.h: add asm/shmbuf.h to UAPI compile-test coverage

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Message-ID: <CAK8P3a1qbAXeKuuswuCSmMqC8k4wC-uQZqjiSd8WsFuqM906MA@mail.gmail.com>
Date:   Thu, 10 Feb 2022 10:39:31 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/6] shmbuf.h: add asm/shmbuf.h to UAPI compile-test coverage

On Thu, Feb 10, 2022 at 3:11 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> asm/shmbuf.h is currently excluded from the UAPI compile-test because of
> the errors like follows:
>
>     HDRTEST usr/include/asm/shmbuf.h
>   In file included from ./usr/include/asm/shmbuf.h:6,
>                    from <command-line>:
>   ./usr/include/asm-generic/shmbuf.h:26:33: error: field ‘shm_perm’ has incomplete type
>      26 |         struct ipc64_perm       shm_perm;       /* operation perms */
>         |                                 ^~~~~~~~
>   ./usr/include/asm-generic/shmbuf.h:27:9: error: unknown type name ‘size_t’
>      27 |         size_t                  shm_segsz;      /* size of segment (bytes) */
>         |         ^~~~~~
>   ./usr/include/asm-generic/shmbuf.h:40:9: error: unknown type name ‘__kernel_pid_t’
>      40 |         __kernel_pid_t          shm_cpid;       /* pid of creator */
>         |         ^~~~~~~~~~~~~~
>   ./usr/include/asm-generic/shmbuf.h:41:9: error: unknown type name ‘__kernel_pid_t’
>      41 |         __kernel_pid_t          shm_lpid;       /* pid of last operator */
>         |         ^~~~~~~~~~~~~~
>
> The errors can be fixed by replacing size_t with __kernel_size_t and by
> including proper headers.
>
> Then, remove the no-header-test entry from user/include/Makefile.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Reviewed-by: Arnd Bergmann <arnd@...db.de>