From patchwork Fri Apr 29 09:43:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen Zhongjin X-Patchwork-Id: 12831710 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9BBBBC433EF for ; Fri, 29 Apr 2022 10:05:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=dq4sTB5C1QvQ5hJ08ZhZFeESidzKfUL8CbO7lv2WrlI=; b=mA2nQ8Z6q/+8Iu gZYBGnM2bXM27QepuOEa6fnHzJoK1xfoHjReVYFyljcCkpLLiiGafhVNg6+dP1kjy4aVFkNqRXThq UmbIvaFh+tTNciuo7u0MgdAoRswPEv9tvMLV1pDy+Eens20/fxm7uGCjtgr9pB5xRYyx+BNPqjDun TYc+/HjyxVyrUQ8Z1K3foRZe9Hul5TKGv/54tyBbclPtcwGAM59W6+ID65WPwUuX0cgTX4ocBizZ7 KAvaqS6ylqL8xA0N5UhhQCmasWs18ZtrJMjcx2KN5C4ytY9hF0LxVryNRQe9Xq1dsIIDeZkg3yMc7 pvKmb/94cQiqqC+q4Ycw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nkNTa-00Aba5-Se; Fri, 29 Apr 2022 10:03:52 +0000 Received: from desiato.infradead.org ([90.155.92.199]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nkNC2-00AThG-O7 for linux-arm-kernel@bombadil.infradead.org; Fri, 29 Apr 2022 09:45:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Cr7jH+NBsTn4VUHJgsWdE5d2TLjZHwSlVOfTs+x3avQ=; b=DOFvd79rnUgpgXH/7pGdzoP6Ec C/qV6UnCHNS02gsSHjJ3M4LwXmz8oXmVUMr5UR6DDYJ4i3S8uWUlxUM8PquFYIZYBzxH9Etu26mBo XbfV5d1/hnB+BfxIl+1qNTKN9+tvcSQUU0UmqmI+7waD3lChNn5JQ7xIrxgelNqYA4lF5GmlraXmp TQ1w2Mp8wcQgS7HGfi59JQmekq96gj3BEL8ZbRE+G31OE/QSecGOIpGMjaC2U1ngCMI/PHDkhufGa SVCu8I+NvlLr9vFeCWjGWkUUSK2FZceXFXkA1WhmkoCti2GxwZd80XhvrMEzt4BFiz60fa5cUF0Vv EyfWk/Dw==; Received: from szxga01-in.huawei.com ([45.249.212.187]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nkNBr-009ZrI-Ol for linux-arm-kernel@lists.infradead.org; Fri, 29 Apr 2022 09:45:40 +0000 Received: from dggpemm500023.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KqSJW6wp0zhYcy; Fri, 29 Apr 2022 17:44:59 +0800 (CST) Received: from dggpemm500013.china.huawei.com (7.185.36.172) by dggpemm500023.china.huawei.com (7.185.36.83) 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 17:45:15 +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 17:45:15 +0800 From: Chen Zhongjin To: , , CC: , , , , , , , , , , , , , , Subject: [RFC PATCH v4 31/37] arm64: proc: Mark constant as data Date: Fri, 29 Apr 2022 17:43:49 +0800 Message-ID: <20220429094355.122389-32-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 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220429_104532_515785_743BBA5A X-CRM114-Status: UNSURE ( 8.63 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Julien Thierry Label __idmap_kpti_flag represents the location of a constant. Mark it as data symbol. Signed-off-by: Julien Thierry --- arch/arm64/mm/proc.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S index 50bbed947bec..c34ea1778b1e 100644 --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -222,8 +222,8 @@ SYM_FUNC_END(idmap_cpu_replace_ttbr1) * * Called exactly once from stop_machine context by each CPU found during boot. */ -__idmap_kpti_flag: - .long 1 +SYM_DATA_LOCAL(__idmap_kpti_flag, .long 1) + SYM_FUNC_START(idmap_kpti_install_ng_mappings) cpu .req w0 num_cpus .req w1