acrn-kernel/arch/ia64/include/asm/ustack.h

21 lines
491 B
C

#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 */