diff options
Diffstat (limited to 'arch/powerpc/include/asm/mman.h')
| -rw-r--r-- | arch/powerpc/include/asm/mman.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h index 29994788b9f3..07e3f54de9e3 100644 --- a/arch/powerpc/include/asm/mman.h +++ b/arch/powerpc/include/asm/mman.h @@ -33,7 +33,13 @@ static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot, static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags) { +#ifdef CONFIG_PPC_MEM_KEYS + return (vm_flags & VM_SAO) ? + __pgprot(_PAGE_SAO | vmflag_to_pte_pkey_bits(vm_flags)) : + __pgprot(0 | vmflag_to_pte_pkey_bits(vm_flags)); +#else return (vm_flags & VM_SAO) ? __pgprot(_PAGE_SAO) : __pgprot(0); +#endif } #define arch_vm_get_page_prot(vm_flags) arch_vm_get_page_prot(vm_flags) |