Re: [-mm patch] make types.h usable for non-gcc C parsers

From: Andrew Morton
Date: Tue Aug 28 2007 - 03:37:36 EST


On Mon, 27 Aug 2007 23:27:43 +0200 Adrian Bunk <bunk@xxxxxxxxxx> wrote:

> On Wed, Aug 22, 2007 at 03:33:27PM +0200, Gabriel C wrote:
> >...
> > WARNING: "div64_64" [net/netfilter/xt_connbytes.ko] has no CRC!
> >...
>
> Patch below.
>
> > Regards,
> >
> > Gabriel
>
> cu
> Adrian
>
>
> <-- snip -->
>
>
> This patch makes the 64bit integers on 32bit architectures usable for
> all C parsers that know about "long long".
>
> Signed-off-by: Adrian Bunk <bunk@xxxxxxxxxx>
>

Given that this patch (hopefully) fixes a problem in the current net-2.6.24
tree, I'm inclined to slip it into mainline immediately.

But I'd like a better description, please. Which "non-gcc parser" are we
talking about here? Something under ./scripts/. Well, please identify it,
and describe what the problem is, and how the proposed patch will address
it.

Let's cc Sam too, as I guess he's the guy whose code just broke.

Thanks.

(patch retained for cc'ees)

> ---
>
> include/asm-arm/types.h | 10 +++++++---
> include/asm-avr32/types.h | 10 +++++++---
> include/asm-blackfin/types.h | 11 +++++++----
> include/asm-cris/types.h | 10 +++++++---
> include/asm-frv/types.h | 10 +++++++---
> include/asm-h8300/types.h | 10 +++++++---
> include/asm-i386/types.h | 10 +++++++---
> include/asm-m32r/types.h | 11 ++++++++---
> include/asm-m68k/types.h | 10 +++++++---
> include/asm-mips/types.h | 10 +++++++---
> include/asm-parisc/types.h | 10 +++++++---
> include/asm-powerpc/types.h | 9 ++++++---
> include/asm-s390/types.h | 9 ++++++---
> include/asm-sh/types.h | 10 +++++++---
> include/asm-sh64/types.h | 10 +++++++---
> include/asm-v850/types.h | 10 +++++++---
> include/asm-xtensa/types.h | 10 +++++++---
> 17 files changed, 118 insertions(+), 52 deletions(-)
>
> 4b6826d7a2f5b54a6a3b1cfa8cd40b1b27621be0
> diff --git a/include/asm-arm/types.h b/include/asm-arm/types.h
> index 3141451..1dae25b 100644
> --- a/include/asm-arm/types.h
> +++ b/include/asm-arm/types.h
> @@ -19,11 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-avr32/types.h b/include/asm-avr32/types.h
> index 8999a38..2c14f49 100644
> --- a/include/asm-avr32/types.h
> +++ b/include/asm-avr32/types.h
> @@ -25,11 +25,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-blackfin/types.h b/include/asm-blackfin/types.h
> index 9785a6d..d0666b9 100644
> --- a/include/asm-blackfin/types.h
> +++ b/include/asm-blackfin/types.h
> @@ -26,12 +26,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -/* HK0617 -- Changes to unsigned long temporarily */
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
> /*
> * These aren't exported outside the kernel to avoid name space clashes
> diff --git a/include/asm-cris/types.h b/include/asm-cris/types.h
> index 5a21c42..6c46a90 100644
> --- a/include/asm-cris/types.h
> +++ b/include/asm-cris/types.h
> @@ -19,11 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-frv/types.h b/include/asm-frv/types.h
> index 767e5ed..728c234 100644
> --- a/include/asm-frv/types.h
> +++ b/include/asm-frv/types.h
> @@ -30,11 +30,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-h8300/types.h b/include/asm-h8300/types.h
> index 56566e2..1fc2dd9 100644
> --- a/include/asm-h8300/types.h
> +++ b/include/asm-h8300/types.h
> @@ -27,11 +27,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> /*
> * These aren't exported outside the kernel to avoid name space clashes
> */
> diff --git a/include/asm-i386/types.h b/include/asm-i386/types.h
> index faca192..a2c3b35 100644
> --- a/include/asm-i386/types.h
> +++ b/include/asm-i386/types.h
> @@ -19,11 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-m32r/types.h b/include/asm-m32r/types.h
> index b64c166..8071e22 100644
> --- a/include/asm-m32r/types.h
> +++ b/include/asm-m32r/types.h
> @@ -19,10 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
> +
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-m68k/types.h b/include/asm-m68k/types.h
> index c35c09d..43e0186 100644
> --- a/include/asm-m68k/types.h
> +++ b/include/asm-m68k/types.h
> @@ -27,11 +27,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-mips/types.h b/include/asm-mips/types.h
> index 2dd147f..fe1eb32 100644
> --- a/include/asm-mips/types.h
> +++ b/include/asm-mips/types.h
> @@ -34,11 +34,15 @@ typedef unsigned long __u64;
>
> #else
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif
>
> #endif /* __ASSEMBLY__ */
> diff --git a/include/asm-parisc/types.h b/include/asm-parisc/types.h
> index 56c8480..5df2b11 100644
> --- a/include/asm-parisc/types.h
> +++ b/include/asm-parisc/types.h
> @@ -19,11 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-powerpc/types.h b/include/asm-powerpc/types.h
> index 695e2ce..2ce1998 100644
> --- a/include/asm-powerpc/types.h
> +++ b/include/asm-powerpc/types.h
> @@ -40,10 +40,13 @@ typedef unsigned int __u32;
> typedef __signed__ long __s64;
> typedef unsigned long __u64;
> #else
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> #endif /* __powerpc64__ */
>
> typedef struct {
> diff --git a/include/asm-s390/types.h b/include/asm-s390/types.h
> index 2c5879a..9590d00 100644
> --- a/include/asm-s390/types.h
> +++ b/include/asm-s390/types.h
> @@ -28,10 +28,13 @@ typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> #ifndef __s390x__
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> #else /* __s390x__ */
> typedef __signed__ long __s64;
> typedef unsigned long __u64;
> diff --git a/include/asm-sh/types.h b/include/asm-sh/types.h
> index 7ba69d9..d747b87 100644
> --- a/include/asm-sh/types.h
> +++ b/include/asm-sh/types.h
> @@ -19,11 +19,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long__ typedef __signed__ long long __s64;
> +__extension_long_long__ typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-sh64/types.h b/include/asm-sh64/types.h
> index 2c7ad73..e5e90ff 100644
> --- a/include/asm-sh64/types.h
> +++ b/include/asm-sh64/types.h
> @@ -30,11 +30,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* __ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-v850/types.h b/include/asm-v850/types.h
> index 284bda8..6fac765 100644
> --- a/include/asm-v850/types.h
> +++ b/include/asm-v850/types.h
> @@ -27,11 +27,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> #endif /* !__ASSEMBLY__ */
>
> /*
> diff --git a/include/asm-xtensa/types.h b/include/asm-xtensa/types.h
> index 958f362..184c058 100644
> --- a/include/asm-xtensa/types.h
> +++ b/include/asm-xtensa/types.h
> @@ -29,11 +29,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> -#if defined(__GNUC__)
> -__extension__ typedef __signed__ long long __s64;
> -__extension__ typedef unsigned long long __u64;
> +#if defined(__GNUC__) && defined(__STRICT_ANSI__)
> +#define __extension_long_long __extension__
> +#else
> +#define __extension_long_long
> #endif
>
> +__extension_long_long typedef __signed__ long long __s64;
> +__extension_long_long typedef unsigned long long __u64;
> +
> /*
> * These aren't exported outside the kernel to avoid name space clashes
> */
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/