diff options
Diffstat (limited to 'arch/ia64/include/asm/ustack.h')
| -rw-r--r-- | arch/ia64/include/asm/ustack.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/ustack.h b/arch/ia64/include/asm/ustack.h new file mode 100644 index 0000000..504167c --- /dev/null +++ b/arch/ia64/include/asm/ustack.h @@ -0,0 +1,20 @@ +#ifndef _ASM_IA64_USTACK_H +#define _ASM_IA64_USTACK_H + +/* + * Constants for the user stack size + */ + +#ifdef __KERNEL__ +#include <asm/page.h> + +/* The absolute hard limit for stack size is 1/2 of the mappable space in the region */ +#define MAX_USER_STACK_SIZE (RGN_MAP_LIMIT/2) +#define STACK_TOP (0x6000000000000000UL + RGN_MAP_LIMIT) +#define STACK_TOP_MAX STACK_TOP +#endif + +/* Make a default stack size of 2GiB */ +#define DEFAULT_USER_STACK_SIZE (1UL << 31) + +#endif /* _ASM_IA64_USTACK_H */ |
