From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49BEAC433F4 for ; Mon, 24 Sep 2018 09:11:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0DD8B21486 for ; Mon, 24 Sep 2018 09:11:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0DD8B21486 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xmission.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728536AbeIXPMt (ORCPT ); Mon, 24 Sep 2018 11:12:49 -0400 Received: from out02.mta.xmission.com ([166.70.13.232]:56433 "EHLO out02.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728028AbeIXPMs (ORCPT ); Mon, 24 Sep 2018 11:12:48 -0400 Received: from in01.mta.xmission.com ([166.70.13.51]) by out02.mta.xmission.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.87) (envelope-from ) id 1g4Mu7-0005bC-Ha; Mon, 24 Sep 2018 03:11:43 -0600 Received: from [105.184.227.67] (helo=x220.Home) by in01.mta.xmission.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_CBC_SHA256:128) (Exim 4.87) (envelope-from ) id 1g4Mu6-0002zU-Dm; Mon, 24 Sep 2018 03:11:43 -0600 From: "Eric W. Biederman" To: linux-kernel@vger.kernel.org Cc: linux-arch@vger.kernel.org, Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, "Eric W. Biederman" Date: Mon, 24 Sep 2018 11:10:04 +0200 Message-Id: <20180924091015.4458-4-ebiederm@xmission.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <871s9j462u.fsf@xmission.com> References: <871s9j462u.fsf@xmission.com> X-XM-SPF: eid=1g4Mu6-0002zU-Dm;;;mid=<20180924091015.4458-4-ebiederm@xmission.com>;;;hst=in01.mta.xmission.com;;;ip=105.184.227.67;;;frm=ebiederm@xmission.com;;;spf=neutral X-XM-AID: U2FsdGVkX1/eA8pvCZ4IGpy2ZhEI3+BCHwAoGCjQyQ8= X-SA-Exim-Connect-IP: 105.184.227.67 X-SA-Exim-Mail-From: ebiederm@xmission.com Subject: [REVIEW][PATCH 04/15] signal/arm64: Factor set_thread_esr out of __do_user_fault X-SA-Exim-Version: 4.2.1 (built Thu, 05 May 2016 13:38:54 -0600) X-SA-Exim-Scanned: Yes (on in01.mta.xmission.com) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This pepares for sending signals with something other than arm64_force_sig_info. Signed-off-by: "Eric W. Biederman" --- arch/arm64/mm/fault.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index f42aff0e90ad..654a861c4bd0 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -297,9 +297,9 @@ static void __do_kernel_fault(unsigned long addr, unsigned int esr, die_kernel_fault(msg, addr, esr, regs); } -static void __do_user_fault(struct siginfo *info, unsigned int esr) +static void set_thread_esr(unsigned long address, unsigned int esr) { - current->thread.fault_address = (unsigned long)info->si_addr; + current->thread.fault_address = address; /* * If the faulting address is in the kernel, we must sanitize the ESR. @@ -352,6 +352,11 @@ static void __do_user_fault(struct siginfo *info, unsigned int esr) } current->thread.fault_code = esr; +} + +static void __do_user_fault(struct siginfo *info, unsigned int esr) +{ + set_thread_esr((unsigned long)info->si_addr, esr); arm64_force_sig_info(info, esr_to_fault_info(esr)->name); } -- 2.17.1