From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1426874AbcBRSgL (ORCPT ); Thu, 18 Feb 2016 13:36:11 -0500 Received: from mga09.intel.com ([134.134.136.24]:23636 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1426516AbcBRSgJ (ORCPT ); Thu, 18 Feb 2016 13:36:09 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.22,466,1449561600"; d="scan'208";a="888886057" Subject: [PATCH] um, pkeys: give UML an arch_vma_access_permitted() To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, x86@kernel.org, Dave Hansen , dave.hansen@linux.intel.com From: Dave Hansen Date: Thu, 18 Feb 2016 10:35:57 -0800 Message-Id: <20160218183557.AE1DB383@viggo.jf.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dave Hansen UML has a special mmu_context.h and needs updates whenever the generic one is updated. The original pkeys patches missed this. This fixes it up. Signed-off-by: Dave Hansen --- b/arch/um/include/asm/mmu_context.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff -puN arch/um/include/asm/mmu_context.h~pkeys-fix-um-arch_vma_access_permitted arch/um/include/asm/mmu_context.h --- a/arch/um/include/asm/mmu_context.h~pkeys-fix-um-arch_vma_access_permitted 2016-02-18 10:19:17.675287570 -0800 +++ b/arch/um/include/asm/mmu_context.h 2016-02-18 10:20:09.214627363 -0800 @@ -27,6 +27,20 @@ static inline void arch_bprm_mm_init(str struct vm_area_struct *vma) { } + +static inline bool arch_vma_access_permitted(struct vm_area_struct *vma, + bool write, bool execute, bool foreign) +{ + /* by default, allow everything */ + return true; +} + +static inline bool arch_pte_access_permitted(pte_t pte, bool write) +{ + /* by default, allow everything */ + return true; +} + /* * end asm-generic/mm_hooks.h functions */ _