1#ifndef _ASM_IA64_USTACK_H 2#define _ASM_IA64_USTACK_H 3 4/* 5 * Constants for the user stack size 6 */ 7 8#ifdef __KERNEL__ 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) 13#define STACK_TOP (0x6000000000000000UL + RGN_MAP_LIMIT) 14#define STACK_TOP_MAX STACK_TOP 15#endif 16 17/* Make a default stack size of 2GiB */ 18#define DEFAULT_USER_STACK_SIZE (1UL << 31) 19 20#endif /* _ASM_IA64_USTACK_H */ 21