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1da177e4 LT |
1 | #ifndef _ASM_IA64_USTACK_H |
2 | #define _ASM_IA64_USTACK_H | |
3 | ||
4 | /* | |
5 | * Constants for the user stack size | |
6 | */ | |
7 | ||
d5759641 | 8 | #ifdef __KERNEL__ |
1da177e4 LT |
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) | |
1da177e4 | 13 | #define STACK_TOP (0x6000000000000000UL + RGN_MAP_LIMIT) |
b111757c | 14 | #define STACK_TOP_MAX STACK_TOP |
d5759641 DW |
15 | #endif |
16 | ||
17 | /* Make a default stack size of 2GiB */ | |
18 | #define DEFAULT_USER_STACK_SIZE (1UL << 31) | |
1da177e4 LT |
19 | |
20 | #endif /* _ASM_IA64_USTACK_H */ |