diff options
Diffstat (limited to 'arch/powerpc/include/asm/mmu.h')
| -rw-r--r-- | arch/powerpc/include/asm/mmu.h | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h index 255a1837e9f7..b6ab5edb644a 100644 --- a/arch/powerpc/include/asm/mmu.h +++ b/arch/powerpc/include/asm/mmu.h @@ -29,9 +29,18 @@ */ /* - * Support for KUEP feature. + * Supports KUAP feature + * key 0 controlling userspace addresses on radix + * Key 3 on hash */ -#define MMU_FTR_KUEP ASM_CONST(0x00000400) +#define MMU_FTR_BOOK3S_KUAP ASM_CONST(0x00000200) + +/* + * Supports KUEP feature + * key 0 controlling userspace addresses on radix + * Key 3 on hash + */ +#define MMU_FTR_BOOK3S_KUEP ASM_CONST(0x00000400) /* * Support for memory protection keys. @@ -120,11 +129,6 @@ */ #define MMU_FTR_1T_SEGMENT ASM_CONST(0x40000000) -/* - * Supports KUAP (key 0 controlling userspace addresses) on radix - */ -#define MMU_FTR_RADIX_KUAP ASM_CONST(0x80000000) - /* MMU feature bit sets for various CPUs */ #define MMU_FTRS_DEFAULT_HPTE_ARCH_V2 \ MMU_FTR_HPTE_TABLE | MMU_FTR_PPCAS_ARCH_V2 @@ -187,15 +191,15 @@ enum { #ifdef CONFIG_PPC_RADIX_MMU MMU_FTR_TYPE_RADIX | MMU_FTR_GTSE | +#endif /* CONFIG_PPC_RADIX_MMU */ #ifdef CONFIG_PPC_KUAP - MMU_FTR_RADIX_KUAP | + MMU_FTR_BOOK3S_KUAP | #endif /* CONFIG_PPC_KUAP */ -#endif /* CONFIG_PPC_RADIX_MMU */ #ifdef CONFIG_PPC_MEM_KEYS MMU_FTR_PKEY | #endif #ifdef CONFIG_PPC_KUEP - MMU_FTR_KUEP | + MMU_FTR_BOOK3S_KUEP | #endif /* CONFIG_PPC_KUAP */ 0, |