| 1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
| 2 | /* |
| 3 | * This program is free software; you can redistribute it and/or |
| 4 | * modify it under the terms of the GNU General Public License |
| 5 | * as published by the Free Software Foundation; either version |
| 6 | * 2 of the License, or (at your option) any later version. |
| 7 | */ |
| 8 | #ifndef _ASM_POWERPC_MMAN_H |
| 9 | #define _ASM_POWERPC_MMAN_H |
| 10 | |
| 11 | #include <asm-generic/mman-common.h> |
| 12 | |
| 13 | |
| 14 | #define PROT_SAO 0x10 /* Strong Access Ordering */ |
| 15 | |
| 16 | #define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ |
| 17 | #define MAP_NORESERVE 0x40 /* don't reserve swap pages */ |
| 18 | #define MAP_LOCKED 0x80 |
| 19 | |
| 20 | #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ |
| 21 | #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ |
| 22 | #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ |
| 23 | |
| 24 | |
| 25 | #define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ |
| 26 | #define MCL_FUTURE 0x4000 /* lock all additions to address space */ |
| 27 | #define MCL_ONFAULT 0x8000 /* lock all pages that are faulted in */ |
| 28 | |
| 29 | /* Override any generic PKEY permission defines */ |
| 30 | #define PKEY_DISABLE_EXECUTE 0x4 |
| 31 | #undef PKEY_ACCESS_MASK |
| 32 | #define PKEY_ACCESS_MASK (PKEY_DISABLE_ACCESS |\ |
| 33 | PKEY_DISABLE_WRITE |\ |
| 34 | PKEY_DISABLE_EXECUTE) |
| 35 | #endif /* _ASM_POWERPC_MMAN_H */ |