diff options
Diffstat (limited to 'include/asm-powerpc/mman.h')
-rw-r--r-- | include/asm-powerpc/mman.h | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/include/asm-powerpc/mman.h b/include/asm-powerpc/mman.h deleted file mode 100644 index 9209f755763..00000000000 --- a/include/asm-powerpc/mman.h +++ /dev/null @@ -1,63 +0,0 @@ -#ifndef _ASM_POWERPC_MMAN_H -#define _ASM_POWERPC_MMAN_H - -#include <asm-generic/mman.h> - -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#define PROT_SAO 0x10 /* Strong Access Ordering */ - -#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ -#define MAP_NORESERVE 0x40 /* don't reserve swap pages */ -#define MAP_LOCKED 0x80 - -#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ -#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ -#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ - -#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ -#define MCL_FUTURE 0x4000 /* lock all additions to address space */ - -#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ -#define MAP_NONBLOCK 0x10000 /* do not block on IO */ - -#ifdef __KERNEL__ -#ifdef CONFIG_PPC64 - -#include <asm/cputable.h> -#include <linux/mm.h> - -/* - * This file is included by linux/mman.h, so we can't use cacl_vm_prot_bits() - * here. How important is the optimization? - */ -static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot) -{ - return (prot & PROT_SAO) ? VM_SAO : 0; -} -#define arch_calc_vm_prot_bits(prot) arch_calc_vm_prot_bits(prot) - -static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags) -{ - return (vm_flags & VM_SAO) ? __pgprot(_PAGE_SAO) : 0; -} -#define arch_vm_get_page_prot(vm_flags) arch_vm_get_page_prot(vm_flags) - -static inline int arch_validate_prot(unsigned long prot) -{ - if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM | PROT_SAO)) - return 0; - if ((prot & PROT_SAO) && !cpu_has_feature(CPU_FTR_SAO)) - return 0; - return 1; -} -#define arch_validate_prot(prot) arch_validate_prot(prot) - -#endif /* CONFIG_PPC64 */ -#endif /* __KERNEL__ */ -#endif /* _ASM_POWERPC_MMAN_H */ |