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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2A7EFC4332F for ; Fri, 29 Apr 2022 09:46:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356910AbiD2Jtd (ORCPT ); Fri, 29 Apr 2022 05:49:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356875AbiD2Js6 (ORCPT ); Fri, 29 Apr 2022 05:48:58 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BF3CDA76DD; Fri, 29 Apr 2022 02:45:40 -0700 (PDT) Received: from dggpemm500021.china.huawei.com (unknown [172.30.72.53]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4KqSJB4TBqz1JBnF; Fri, 29 Apr 2022 17:44:42 +0800 (CST) Received: from dggpemm500013.china.huawei.com (7.185.36.172) by dggpemm500021.china.huawei.com (7.185.36.109) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 29 Apr 2022 17:45:13 +0800 Received: from ubuntu1804.huawei.com (10.67.175.36) by dggpemm500013.china.huawei.com (7.185.36.172) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 29 Apr 2022 17:45:13 +0800 From: Chen Zhongjin To: , , CC: , , , , , , , , , , , , , , Subject: [RFC PATCH v4 23/37] arm64: kernel: Skip validation of sigreturn32.o Date: Fri, 29 Apr 2022 17:43:41 +0800 Message-ID: <20220429094355.122389-24-chenzhongjin@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220429094355.122389-1-chenzhongjin@huawei.com> References: <20220429094355.122389-1-chenzhongjin@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.175.36] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500013.china.huawei.com (7.185.36.172) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org From: Julien Thierry sigreturn32.o contains aarch32 getting copied to the VDSO for compat user tasks. This code shouldn't get validated by arm64 objtool. Signed-off-by: Julien Thierry --- arch/arm64/kernel/Makefile | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile index c4f01bfe79b4..eee5eb7d782b 100644 --- a/arch/arm64/kernel/Makefile +++ b/arch/arm64/kernel/Makefile @@ -40,6 +40,9 @@ $(obj)/%.stub.o: $(obj)/%.o FORCE obj-$(CONFIG_COMPAT) += sys32.o signal32.o \ sys_compat.o obj-$(CONFIG_COMPAT) += sigreturn32.o +ifeq ($(CONFIG_COMPAT), y) +OBJECT_FILES_NON_STANDARD_sigreturn32.o := y +endif obj-$(CONFIG_KUSER_HELPERS) += kuser32.o OBJECT_FILES_NON_STANDARD_kuser32.o := y -- 2.17.1