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x86: processor.h - use PAGE_SIZE instead of numeric value

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This patch replaces numeric constant with an appropriate macro

Also 0x800000000000UL is changed to bit shifting which is complement
to the code comment (thanks hpa for notice)

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Cyrill Gorcunov 2008-03-13 19:44:56 +03:00 committed by Ingo Molnar
parent 0054f4b708
commit a5ae1c372d
1 changed files with 1 additions and 1 deletions
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include/asm-x86/processor.h
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@ -870,7 +870,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
/*
* User space process size. 47bits minus one guard page.
*/
#define TASK_SIZE64 (0x800000000000UL - 4096)
#define TASK_SIZE64 ((1UL << 47) - PAGE_SIZE)
/* This decides where the kernel will search for a free chunk of vm
* space during mmap's.