From patchwork Tue Sep 6 07:53:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiu Jianfeng X-Patchwork-Id: 12966993 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9CC9BC38145 for ; Tue, 6 Sep 2022 07:56:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2673D80266; Tue, 6 Sep 2022 03:56:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1F06680224; Tue, 6 Sep 2022 03:56:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 091F180266; Tue, 6 Sep 2022 03:56:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id E8F7E80224 for ; Tue, 6 Sep 2022 03:56:44 -0400 (EDT) Received: from smtpin03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id C37B2160201 for ; Tue, 6 Sep 2022 07:56:44 +0000 (UTC) X-FDA: 79880903928.03.E0DF139 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf02.hostedemail.com (Postfix) with ESMTP id BDA918007C for ; Tue, 6 Sep 2022 07:56:42 +0000 (UTC) Received: from dggpeml500023.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MMHfJ2dTVzZcl3; Tue, 6 Sep 2022 15:52:08 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.58) by dggpeml500023.china.huawei.com (7.185.36.114) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 6 Sep 2022 15:56:37 +0800 From: Xiu Jianfeng To: CC: , Subject: [PATCH -next] mm/rodata_test: use PAGE_ALIGNED() helper Date: Tue, 6 Sep 2022 15:53:12 +0800 Message-ID: <20220906075312.166595-1-xiujianfeng@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.67.174.58] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpeml500023.china.huawei.com (7.185.36.114) X-CFilter-Loop: Reflected ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1662451004; a=rsa-sha256; cv=none; b=Vm2H+SEv9hmF0xVFdOF9LkxsgiC3606YLWgpB4Xwxw/ruOS0YLDkOlnBZiOVpKcNbjPEPR pTGt2/qAkKJ0uNsou02K02/U+8o4r5CDyr7bBu2oLq8iN5YTfnVXtAwRt5CmwRnpYkO233 IDxcnNv1pxp16xMLP+o4eV1HYOdosBE= ARC-Authentication-Results: i=1; imf02.hostedemail.com; dkim=none; spf=pass (imf02.hostedemail.com: domain of xiujianfeng@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=xiujianfeng@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1662451004; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding:in-reply-to: references; bh=Jp5IsISywbMo4Q9CaGlb+os0kNENydXAxSe1ObTrr54=; b=YJ9B3GnmaKDfP9/AWwCzuVR0vgS7SmNZkCSWiIGG5kV+wTW5IYNeCU1nGjbpuQeiIJTY1C QLe34sqGPdjj/vnt28YrTiyEPNqhaAMPv31hu4GRpKYL2RAEW6C3kZ2zMVfUrFcrg2G8rt sGO8wTf1TDWq/ffQipeA3XqFsjVp5LY= X-Rspamd-Queue-Id: BDA918007C Authentication-Results: imf02.hostedemail.com; dkim=none; spf=pass (imf02.hostedemail.com: domain of xiujianfeng@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=xiujianfeng@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com X-Rspam-User: X-Rspamd-Server: rspam12 X-Stat-Signature: 1gecaxz3oyyko53txpiwjaqp861jg6rn X-HE-Tag: 1662451002-238168 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: Use PAGE_ALIGNED() helper instead of open-coding operation, no functional changes here. Signed-off-by: Xiu Jianfeng --- mm/rodata_test.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/mm/rodata_test.c b/mm/rodata_test.c index 2613371945b7..6d783436951f 100644 --- a/mm/rodata_test.c +++ b/mm/rodata_test.c @@ -9,13 +9,13 @@ #include #include +#include #include static const int rodata_test_data = 0xC3; void rodata_test(void) { - unsigned long start, end; int zero = 0; /* test 1: read the value */ @@ -39,13 +39,11 @@ void rodata_test(void) } /* test 4: check if the rodata section is PAGE_SIZE aligned */ - start = (unsigned long)__start_rodata; - end = (unsigned long)__end_rodata; - if (start & (PAGE_SIZE - 1)) { + if (!PAGE_ALIGNED(__start_rodata)) { pr_err("start of .rodata is not page size aligned\n"); return; } - if (end & (PAGE_SIZE - 1)) { + if (!PAGE_ALIGNED(__end_rodata)) { pr_err("end of .rodata is not page size aligned\n"); return; }