Re: [PATCH] uapi: fix asm/ipcbuf.h userspace compilation errors

[Arnd Bergmann]

On Sun, Feb 26, 2017 at 7:29 PM, Dmitry V. Levin <ldv@xxxxxxxxxxxx> wrote:
> Include <linux/posix_types.h> to fix asm/ipcbuf.h userspace compilation
> errors like this:
>
> /usr/include/asm-generic/ipcbuf.h:20:2: error: unknown type name '__kernel_key_t'
>   __kernel_key_t  key;
> /usr/include/asm-generic/ipcbuf.h:21:2: error: unknown type name '__kernel_uid32_t'
>   __kernel_uid32_t uid;
> /usr/include/asm-generic/ipcbuf.h:22:2: error: unknown type name '__kernel_gid32_t'
>   __kernel_gid32_t gid;
> /usr/include/asm-generic/ipcbuf.h:23:2: error: unknown type name '__kernel_uid32_t'
>   __kernel_uid32_t cuid;
> /usr/include/asm-generic/ipcbuf.h:24:2: error: unknown type name '__kernel_gid32_t'
>   __kernel_gid32_t cgid;
> /usr/include/asm-generic/ipcbuf.h:25:2: error: unknown type name '__kernel_mode_t'
>   __kernel_mode_t  mode;
> /usr/include/asm-generic/ipcbuf.h:27:35: error: '__kernel_mode_t' undeclared here (not in a function)
>   unsigned char  __pad1[4 - sizeof(__kernel_mode_t)];
> /usr/include/asm-generic/ipcbuf.h:30:2: error: unknown type name '__kernel_ulong_t'
>   __kernel_ulong_t __unused1;
> /usr/include/asm-generic/ipcbuf.h:31:2: error: unknown type name '__kernel_ulong_t'
>   __kernel_ulong_t __unused2;
>
> Signed-off-by: Dmitry V. Levin <ldv@xxxxxxxxxxxx>
> ---
>  include/uapi/asm-generic/ipcbuf.h     | 2 ++
>  arch/s390/include/uapi/asm/ipcbuf.h   | 2 ++
>  arch/sparc/include/uapi/asm/ipcbuf.h  | 2 ++
>  arch/xtensa/include/uapi/asm/ipcbuf.h | 2 ++
>  4 files changed, 8 insertions(+)
>
> diff --git a/include/uapi/asm-generic/ipcbuf.h b/include/uapi/asm-generic/ipcbuf.h
> index 3dbcc1e..909f825 100644
> --- a/include/uapi/asm-generic/ipcbuf.h
> +++ b/include/uapi/asm-generic/ipcbuf.h
> @@ -1,6 +1,8 @@
>  #ifndef __ASM_GENERIC_IPCBUF_H
>  #define __ASM_GENERIC_IPCBUF_H
>
> +#include <linux/posix_types.h>
> +


Acked-by: Arnd Bergmann <arnd@xxxxxxxx>