Message ID | 20210415221734.32628-9-yu-cheng.yu@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=L7mj=JM=kvack.org=owner-linux-mm@kernel.org> 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 8FE97C43603 for <linux-mm@archiver.kernel.org>; Thu, 15 Apr 2021 22:18:06 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 411476115B for <linux-mm@archiver.kernel.org>; Thu, 15 Apr 2021 22:18:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 411476115B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id EF8CA8D0010; Thu, 15 Apr 2021 18:17:53 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id ED12E8E0011; Thu, 15 Apr 2021 18:17:53 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D21C28D0011; Thu, 15 Apr 2021 18:17:53 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0166.hostedemail.com [216.40.44.166]) by kanga.kvack.org (Postfix) with ESMTP id B5D528D0010 for <linux-mm@kvack.org>; Thu, 15 Apr 2021 18:17:53 -0400 (EDT) Received: from smtpin32.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 77F8C8248D51 for <linux-mm@kvack.org>; Thu, 15 Apr 2021 22:17:53 +0000 (UTC) X-FDA: 78036014826.32.9DE4F7D Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by imf21.hostedemail.com (Postfix) with ESMTP id DE6D4E000108 for <linux-mm@kvack.org>; Thu, 15 Apr 2021 22:17:50 +0000 (UTC) IronPort-SDR: NZGPIq7b5jxKya36+120OuMisde0IKOUyvDQZqKxQWbZP0LtwANzP3R0jX8IFr3sfR7XDF0t79 b4kgXoF/Ojaw== X-IronPort-AV: E=McAfee;i="6200,9189,9955"; a="192826359" X-IronPort-AV: E=Sophos;i="5.82,225,1613462400"; d="scan'208";a="192826359" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2021 15:17:50 -0700 IronPort-SDR: 3Dy8CfCb3Af3VPSu4C8zupswQPc5tBfhVEegbrJ3OzPYmVWUKAckWO+3E9rXuv2A8chZy73pyJ lV7S2lARV/lw== X-IronPort-AV: E=Sophos;i="5.82,225,1613462400"; d="scan'208";a="399720991" Received: from yyu32-desk.sc.intel.com ([143.183.136.146]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2021 15:17:49 -0700 From: Yu-cheng Yu <yu-cheng.yu@intel.com> To: x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@kernel.org>, Balbir Singh <bsingharora@gmail.com>, Borislav Petkov <bp@alien8.de>, Cyrill Gorcunov <gorcunov@gmail.com>, Dave Hansen <dave.hansen@linux.intel.com>, Eugene Syromiatnikov <esyr@redhat.com>, Florian Weimer <fweimer@redhat.com>, "H.J. Lu" <hjl.tools@gmail.com>, Jann Horn <jannh@google.com>, Jonathan Corbet <corbet@lwn.net>, Kees Cook <keescook@chromium.org>, Mike Kravetz <mike.kravetz@oracle.com>, Nadav Amit <nadav.amit@gmail.com>, Oleg Nesterov <oleg@redhat.com>, Pavel Machek <pavel@ucw.cz>, Peter Zijlstra <peterz@infradead.org>, Randy Dunlap <rdunlap@infradead.org>, "Ravi V. Shankar" <ravi.v.shankar@intel.com>, Vedvyas Shanbhogue <vedvyas.shanbhogue@intel.com>, Dave Martin <Dave.Martin@arm.com>, Weijiang Yang <weijiang.yang@intel.com>, Pengfei Xu <pengfei.xu@intel.com>, Haitao Huang <haitao.huang@intel.com> Cc: Yu-cheng Yu <yu-cheng.yu@intel.com> Subject: [PATCH v25 8/9] x86/vdso/32: Add ENDBR to __kernel_vsyscall entry point Date: Thu, 15 Apr 2021 15:17:33 -0700 Message-Id: <20210415221734.32628-9-yu-cheng.yu@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20210415221734.32628-1-yu-cheng.yu@intel.com> References: <20210415221734.32628-1-yu-cheng.yu@intel.com> MIME-Version: 1.0 X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: DE6D4E000108 X-Stat-Signature: 7uzp7ixbtegufu51qmkm3ei843w5xzs5 Received-SPF: none (intel.com>: No applicable sender policy available) receiver=imf21; identity=mailfrom; envelope-from="<yu-cheng.yu@intel.com>"; helo=mga04.intel.com; client-ip=192.55.52.120 X-HE-DKIM-Result: none/none X-HE-Tag: 1618525070-967720 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> |
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Control-flow Enforcement: Indirect Branch Tracking
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diff --git a/arch/x86/entry/vdso/vdso32/system_call.S b/arch/x86/entry/vdso/vdso32/system_call.S index de1fff7188aa..7793dc221726 100644 --- a/arch/x86/entry/vdso/vdso32/system_call.S +++ b/arch/x86/entry/vdso/vdso32/system_call.S @@ -7,6 +7,7 @@ #include <asm/dwarf2.h> #include <asm/cpufeatures.h> #include <asm/alternative-asm.h> +#include <asm/vdso.h> .text .globl __kernel_vsyscall @@ -14,6 +15,7 @@ ALIGN __kernel_vsyscall: CFI_STARTPROC + ENDBR32 /* * Reshuffle regs so that all of any of the entry instructions * will preserve enough state.