| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| 2 | #ifndef __ASM_GENERIC_MMAN_H |
| 3 | #define __ASM_GENERIC_MMAN_H |
| 4 | |
| 5 | #include <asm-generic/mman-common.h> |
| 6 | |
| 7 | #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ |
| 8 | #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ |
| 9 | #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ |
| 10 | #define MAP_LOCKED 0x2000 /* pages are locked */ |
| 11 | #define MAP_NORESERVE 0x4000 /* don't check for reservations */ |
| 12 | |
| 13 | /* |
| 14 | * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h |
| 15 | * for MAP_HUGETLB usage |
| 16 | */ |
| 17 | |
| 18 | #define MCL_CURRENT 1 /* lock all current mappings */ |
| 19 | #define MCL_FUTURE 2 /* lock all future mappings */ |
| 20 | #define MCL_ONFAULT 4 /* lock all pages that are faulted in */ |
| 21 | |
| 22 | #endif /* __ASM_GENERIC_MMAN_H */ |