From nobody Sun Apr 26 12:18:58 2026 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 14A9BC43334 for ; Wed, 29 Jun 2022 03:29:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231210AbiF2D3U (ORCPT ); Tue, 28 Jun 2022 23:29:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57110 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229694AbiF2D3S (ORCPT ); Tue, 28 Jun 2022 23:29:18 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 872921A050 for ; Tue, 28 Jun 2022 20:29:16 -0700 (PDT) Received: from dggpemm500021.china.huawei.com (unknown [172.30.72.54]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4LXn414SRXz9svM; Wed, 29 Jun 2022 11:28:33 +0800 (CST) Received: from dggpemm500016.china.huawei.com (7.185.36.25) 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; Wed, 29 Jun 2022 11:29:04 +0800 Received: from huawei.com (10.67.174.33) by dggpemm500016.china.huawei.com (7.185.36.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 29 Jun 2022 11:29:04 +0800 From: "GONG, Ruiqi" To: Kees Cook , Marco Elver CC: Christophe Leroy , Xiu Jianfeng , , , , Gong Ruiqi Subject: [PATCH] stack: Declare {randomize_,}kstack_offset to fix Sparse warnings Date: Wed, 29 Jun 2022 11:29:39 +0800 Message-ID: <20220629032939.2506773-1-gongruiqi1@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.67.174.33] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500016.china.huawei.com (7.185.36.25) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Fix the following Sparse warnings that got noticed when the PPC-dev patchwork was checking another patch (see the link below): init/main.c:862:1: warning: symbol 'randomize_kstack_offset' was not declar= ed. Should it be static? init/main.c:864:1: warning: symbol 'kstack_offset' was not declared. Should= it be static? Which in fact are triggered on all architectures that have HAVE_ARCH_RANDOMIZE_KSTACK_OFFSET support (for instances x86, arm64 etc). Link: https://lore.kernel.org/lkml/e7b0d68b-914d-7283-827c-101988923929@hua= wei.com/T/#m49b2d4490121445ce4bf7653500aba59eefcb67f Cc: Christophe Leroy Cc: Xiu Jianfeng Signed-off-by: GONG, Ruiqi --- init/main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/init/main.c b/init/main.c index e2490387db2b..6aa0fb2340cc 100644 --- a/init/main.c +++ b/init/main.c @@ -101,6 +101,10 @@ #include #include =20 +#ifdef CONFIG_RANDOMIZE_KSTACK_OFFSET +#include +#endif + #include #include #include --=20 2.25.1