| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _ASM_IA64_USTACK_H |
| 2 | #define _ASM_IA64_USTACK_H |
| 3 | |
| 4 | /* |
| 5 | * Constants for the user stack size |
| 6 | */ |
| 7 | |
| David Woodhouse | d575964 | 2006-09-16 12:15:47 -0700 | [diff] [blame] | 8 | #ifdef __KERNEL__ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | #include <asm/page.h> |
| 10 | |
| 11 | /* The absolute hard limit for stack size is 1/2 of the mappable space in the region */ |
| 12 | #define MAX_USER_STACK_SIZE (RGN_MAP_LIMIT/2) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | #define STACK_TOP (0x6000000000000000UL + RGN_MAP_LIMIT) |
| Peter Zijlstra | b111757 | 2007-07-19 01:48:14 -0700 | [diff] [blame] | 14 | #define STACK_TOP_MAX STACK_TOP |
| David Woodhouse | d575964 | 2006-09-16 12:15:47 -0700 | [diff] [blame] | 15 | #endif |
| 16 | |
| 17 | /* Make a default stack size of 2GiB */ |
| 18 | #define DEFAULT_USER_STACK_SIZE (1UL << 31) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | |
| 20 | #endif /* _ASM_IA64_USTACK_H */ |