From 1a2f778970c81273c121be160fb6610be8fa423e Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Wed, 7 Mar 2018 19:06:44 +0530 Subject: powerpc/mm/keys: Move pte bits to correct headers Memory keys are supported only with hash translation mode. Instead of using #ifdef in generic code move the key related pte bits to respective headers Signed-off-by: Aneesh Kumar K.V Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/book3s/64/hash-64k.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'arch/powerpc/include/asm/book3s/64/hash-64k.h') diff --git a/arch/powerpc/include/asm/book3s/64/hash-64k.h b/arch/powerpc/include/asm/book3s/64/hash-64k.h index 3bcf269f8f55..fcca6de62f3a 100644 --- a/arch/powerpc/include/asm/book3s/64/hash-64k.h +++ b/arch/powerpc/include/asm/book3s/64/hash-64k.h @@ -16,6 +16,13 @@ #define H_PAGE_BUSY _RPAGE_RPN44 /* software: PTE & hash are busy */ #define H_PAGE_HASHPTE _RPAGE_RPN43 /* PTE has associated HPTE */ +/* memory key bits. */ +#define H_PTE_PKEY_BIT0 _RPAGE_RSV1 +#define H_PTE_PKEY_BIT1 _RPAGE_RSV2 +#define H_PTE_PKEY_BIT2 _RPAGE_RSV3 +#define H_PTE_PKEY_BIT3 _RPAGE_RSV4 +#define H_PTE_PKEY_BIT4 _RPAGE_RSV5 + /* * We need to differentiate between explicit huge page and THP huge * page, since THP huge page also need to track real subpage details -- cgit v1.2.3-59-g8ed1b