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=-16.7 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 45C6EC4167B for ; Wed, 9 Dec 2020 22:28:23 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E70CC22CB2 for ; Wed, 9 Dec 2020 22:28:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E70CC22CB2 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 293928D007B; Wed, 9 Dec 2020 17:28:16 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1568A8D007D; Wed, 9 Dec 2020 17:28:16 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id F383D8D007B; Wed, 9 Dec 2020 17:28:15 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0004.hostedemail.com [216.40.44.4]) by kanga.kvack.org (Postfix) with ESMTP id C30328D007D for ; Wed, 9 Dec 2020 17:28:15 -0500 (EST) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 8F6F73622 for ; Wed, 9 Dec 2020 22:28:15 +0000 (UTC) X-FDA: 77575183350.08.wish77_450e34c273f3 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin08.hostedemail.com (Postfix) with ESMTP id 6C24B1819E76F for ; Wed, 9 Dec 2020 22:28:15 +0000 (UTC) X-HE-Tag: wish77_450e34c273f3 X-Filterd-Recvd-Size: 3373 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by imf26.hostedemail.com (Postfix) with ESMTP for ; Wed, 9 Dec 2020 22:28:14 +0000 (UTC) IronPort-SDR: SKxS2/ckRcjvbXQFoUGVh7nrfRYLlDBb+Z0G9hrlHrmgymvFTkF4yoSjQghnxR167ygl6KASW9 UIk9BcLMAEww== X-IronPort-AV: E=McAfee;i="6000,8403,9830"; a="161918560" X-IronPort-AV: E=Sophos;i="5.78,407,1599548400"; d="scan'208";a="161918560" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Dec 2020 14:28:14 -0800 IronPort-SDR: +yLKon261aIKdvlbli8Wg7+Dy5bUEJEO4nSnX9Lnc8AeDDki3LeUZFaAcZQQ4z0TfKvSjK67ZC RC+D2FftXdew== X-IronPort-AV: E=Sophos;i="5.78,407,1599548400"; d="scan'208";a="364333635" Received: from yyu32-desk.sc.intel.com ([143.183.136.146]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Dec 2020 14:28:13 -0800 From: Yu-cheng Yu To: x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , 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 , Andy Lutomirski , Balbir Singh , Borislav Petkov , Cyrill Gorcunov , Dave Hansen , Eugene Syromiatnikov , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , Randy Dunlap , "Ravi V. Shankar" , Vedvyas Shanbhogue , Dave Martin , Weijiang Yang , Pengfei Xu Cc: Yu-cheng Yu Subject: [PATCH v16 6/7] x86/vdso/32: Add ENDBR32 to __kernel_vsyscall entry point Date: Wed, 9 Dec 2020 14:27:51 -0800 Message-Id: <20201209222752.2911-7-yu-cheng.yu@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20201209222752.2911-1-yu-cheng.yu@intel.com> References: <20201209222752.2911-1-yu-cheng.yu@intel.com> MIME-Version: 1.0 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: From: "H.J. Lu" Add ENDBR32 to __kernel_vsyscall entry point. Signed-off-by: H.J. Lu Signed-off-by: Yu-cheng Yu Acked-by: Andy Lutomirski --- arch/x86/entry/vdso/vdso32/system_call.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/entry/vdso/vdso32/system_call.S b/arch/x86/entry/vd= so/vdso32/system_call.S index de1fff7188aa..d28d20d8d4ce 100644 --- a/arch/x86/entry/vdso/vdso32/system_call.S +++ b/arch/x86/entry/vdso/vdso32/system_call.S @@ -14,6 +14,9 @@ ALIGN __kernel_vsyscall: CFI_STARTPROC +#ifdef CONFIG_X86_CET_USER + endbr32 +#endif /* * Reshuffle regs so that all of any of the entry instructions * will preserve enough state. --=20 2.21.0