From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1948134AbcBRUX3 (ORCPT ); Thu, 18 Feb 2016 15:23:29 -0500 Received: from terminus.zytor.com ([198.137.202.10]:47068 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1947284AbcBRUXY (ORCPT ); Thu, 18 Feb 2016 15:23:24 -0500 Date: Thu, 18 Feb 2016 12:22:38 -0800 From: tip-bot for Dave Hansen Message-ID: Cc: mingo@kernel.org, richard@nod.at, torvalds@linux-foundation.org, tglx@linutronix.de, hpa@zytor.com, dave.hansen@linux.intel.com, linux-kernel@vger.kernel.org, jdike@addtoit.com, dave@sr71.net, peterz@infradead.org Reply-To: jdike@addtoit.com, peterz@infradead.org, dave@sr71.net, dave.hansen@linux.intel.com, linux-kernel@vger.kernel.org, hpa@zytor.com, richard@nod.at, torvalds@linux-foundation.org, mingo@kernel.org, tglx@linutronix.de In-Reply-To: <20160218183557.AE1DB383@viggo.jf.intel.com> References: <20160218183557.AE1DB383@viggo.jf.intel.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:mm/pkeys] um, pkeys: Add UML arch_*_access_permitted() methods Git-Commit-ID: 9d95b1759e0504890049deb2de62e31d7c241c30 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 9d95b1759e0504890049deb2de62e31d7c241c30 Gitweb: http://git.kernel.org/tip/9d95b1759e0504890049deb2de62e31d7c241c30 Author: Dave Hansen AuthorDate: Thu, 18 Feb 2016 10:35:57 -0800 Committer: Ingo Molnar CommitDate: Thu, 18 Feb 2016 19:46:28 +0100 um, pkeys: Add UML arch_*_access_permitted() methods UML has a special mmu_context.h and needs updates whenever the generic one is updated. Signed-off-by: Dave Hansen Cc: Dave Hansen Cc: Jeff Dike Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Richard Weinberger Cc: Thomas Gleixner Cc: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org Cc: user-mode-linux-devel@lists.sourceforge.net Cc: user-mode-linux-user@lists.sourceforge.net Link: http://lkml.kernel.org/r/20160218183557.AE1DB383@viggo.jf.intel.com Signed-off-by: Ingo Molnar --- arch/um/include/asm/mmu_context.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h index 941527e..1a60e13 100644 --- a/arch/um/include/asm/mmu_context.h +++ b/arch/um/include/asm/mmu_context.h @@ -27,6 +27,20 @@ static inline void arch_bprm_mm_init(struct mm_struct *mm, 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 */