Cyrill Gorcunov wrote:
quoted text
> This patch replaces numeric constant with an appropriate macro
> 
> Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
> 
> ---
> 
> Index: linux-2.6.git/include/asm-x86/processor.h
> ===================================================================
> --- linux-2.6.git.orig/include/asm-x86/processor.h	2008-02-20 19:14:57.000000000 +0300
> +++ linux-2.6.git/include/asm-x86/processor.h	2008-03-12 23:10:02.000000000 +0300
> @@ -786,7 +786,7 @@ extern unsigned long thread_saved_pc(str
>  /*
>   * User space process size. 47bits minus one guard page.
>   */
> -#define TASK_SIZE64	(0x800000000000UL - 4096)
> +#define TASK_SIZE64	(0x800000000000UL - PAGE_SIZE)
>  
>  /* This decides where the kernel will search for a free chunk of vm
>   * space during mmap's.

Although I'd personally prefer ((1UL << 47) - PAGE_SIZE)

	-hpa
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