On Wed, 25 Apr 2007 22:45:09 -0700 Randy Dunlap <[EMAIL PROTECTED]> wrote:

> From: Randy Dunlap <[EMAIL PROTECTED]>
> 
> Eliminate 19439 (!!) sparse warnings like:
> include/linux/mm.h:321:22: warning: constant 0xffff810000000000 is so big it 
> is unsigned long
> 
> Eliminate 56 sparse warnings like:
> arch/x86_64/kernel/setup.c:248:16: warning: constant 0xffffffff80000000 is so 
> big it is unsigned long
> 
> Eliminate 5 sparse warnings like:
> arch/x86_64/kernel/module.c:49:13: warning: constant 0xfffffffffff00000 is so 
> big it is unsigned long
> 
> Eliminate 23 sparse warnings like:
> arch/x86_64/mm/init.c:551:37: warning: constant 0xffffc20000000000 is so big 
> it is unsigned long
> 
> Eliminate 6 sparse warnings like:
> arch/x86_64/kernel/module.c:49:13: warning: constant 0xffffffff88000000 is so 
> big it is unsigned long
> 
> Eliminate 23 sparse warnings like:
> arch/x86_64/mm/init.c:552:6: warning: constant 0xffffe1ffffffffff is so big 
> it is unsigned long
> 
> Eliminate 3 sparse warnings like:
> arch/x86_64/kernel/e820.c:186:17: warning: constant 0x3fffffffffff is so big 
> it is long
> 
> ...
>
> +#ifdef __ASSEMBLY__
>  #define MAXMEM                0x3fffffffffff
>  #define VMALLOC_START    0xffffc20000000000
>  #define VMALLOC_END      0xffffe1ffffffffff
>  #define MODULES_VADDR    0xffffffff88000000
>  #define MODULES_END      0xfffffffffff00000
>  #define MODULES_LEN   (MODULES_END - MODULES_VADDR)
> +#else
> +#define MAXMEM                0x3fffffffffffUL
> +#define VMALLOC_START    0xffffc20000000000UL
> +#define VMALLOC_END      0xffffe1ffffffffffUL
> +#define MODULES_VADDR    0xffffffff88000000UL
> +#define MODULES_END      0xfffffffffff00000UL
> +#define MODULES_LEN   (MODULES_END - MODULES_VADDR)
> +#endif
>  

hm, the duplication is unfortunate.

I wonder if it's worth doing a cpp token-pasting trick to avoid having to
do that.

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