1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _ASM_X86_MMAN_H 3 #define _ASM_X86_MMAN_H 4 5 #define MAP_32BIT 0x40 /* only give out 32bit addresses */ 6 #define MAP_ABOVE4G 0x80 /* only map above 4GB */ 7 8 #ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS 9 #define arch_calc_vm_prot_bits(prot, key) ( \ 10 ((key) & 0x1 ? VM_PKEY_BIT0 : 0) | \ 11 ((key) & 0x2 ? VM_PKEY_BIT1 : 0) | \ 12 ((key) & 0x4 ? VM_PKEY_BIT2 : 0) | \ 13 ((key) & 0x8 ? VM_PKEY_BIT3 : 0)) 14 #endif 15 16 /* Flags for map_shadow_stack(2) */ 17 #define SHADOW_STACK_SET_TOKEN (1ULL << 0) /* Set up a restore token in the shadow stack */ 18 19 #include <asm-generic/mman.h> 20 21 #endif /* _ASM_X86_MMAN_H */ 22