From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760486AbcBYJxO (ORCPT ); Thu, 25 Feb 2016 04:53:14 -0500 Received: from foss.arm.com ([217.140.101.70]:50271 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760461AbcBYJxL (ORCPT ); Thu, 25 Feb 2016 04:53:11 -0500 From: Suzuki K Poulose To: linux-arm-kernel@lists.infradead.org Cc: marc.zyngier@arm.com, christoffer.dall@linaro.org, will.deacon@arm.com, ynorov@caviumnetworks.com, catalin.marinas@arm.com, mark.rutland@arm.com, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu, Suzuki K Poulose Subject: [PATCH v2 6/8] arm64: Add a wrapper for personality() syscall Date: Thu, 25 Feb 2016 09:52:46 +0000 Message-Id: <1456393968-17386-7-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1456393968-17386-1-git-send-email-suzuki.poulose@arm.com> References: <1456393968-17386-1-git-send-email-suzuki.poulose@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In order to prevent setting PER_LINUX32 on systems without 32bit EL0 support, add a wrapper for personality() syscall. Signed-off-by: Suzuki K Poulose --- arch/arm64/kernel/sys.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c index 75151aa..817d860 100644 --- a/arch/arm64/kernel/sys.c +++ b/arch/arm64/kernel/sys.c @@ -36,11 +36,17 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len, return sys_mmap_pgoff(addr, len, prot, flags, fd, off >> PAGE_SHIFT); } +SYSCALL_DEFINE1(arm64_personality, unsigned int, personality) +{ + return sys_personality(personality); +} + /* * Wrappers to pass the pt_regs argument. */ asmlinkage long sys_rt_sigreturn_wrapper(void); #define sys_rt_sigreturn sys_rt_sigreturn_wrapper +#define sys_personality sys_arm64_personality #undef __SYSCALL #define __SYSCALL(nr, sym) [nr] = sym, -- 1.7.9.5