From patchwork Thu Jul 15 12:29:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miaohe Lin X-Patchwork-Id: 12379979 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 E1661C47E48 for ; Thu, 15 Jul 2021 12:29:06 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 776EF613C1 for ; Thu, 15 Jul 2021 12:29:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 776EF613C1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 800F28D00B5; Thu, 15 Jul 2021 08:29:06 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7B18A8D0065; Thu, 15 Jul 2021 08:29:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 678F28D00B5; Thu, 15 Jul 2021 08:29:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0178.hostedemail.com [216.40.44.178]) by kanga.kvack.org (Postfix) with ESMTP id 3E85E8D0065 for ; Thu, 15 Jul 2021 08:29:06 -0400 (EDT) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 2500A180ACF84 for ; Thu, 15 Jul 2021 12:29:05 +0000 (UTC) X-FDA: 78364751850.26.5BE4475 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf13.hostedemail.com (Postfix) with ESMTP id 4CDAF100FE8E for ; Thu, 15 Jul 2021 12:29:04 +0000 (UTC) Received: from dggeme703-chm.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4GQYVt5qctzcdbd; Thu, 15 Jul 2021 20:25:42 +0800 (CST) Received: from huawei.com (10.175.124.27) by dggeme703-chm.china.huawei.com (10.1.199.99) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Thu, 15 Jul 2021 20:29:00 +0800 From: Miaohe Lin To: CC: , , Subject: [PATCH 3/3] mm/vmstat: remove unneeded return value Date: Thu, 15 Jul 2021 20:29:11 +0800 Message-ID: <20210715122911.15700-4-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210715122911.15700-1-linmiaohe@huawei.com> References: <20210715122911.15700-1-linmiaohe@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggeme703-chm.china.huawei.com (10.1.199.99) X-CFilter-Loop: Reflected Authentication-Results: imf13.hostedemail.com; dkim=none; spf=pass (imf13.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com; dmarc=pass (policy=none) header.from=huawei.com X-Rspamd-Server: rspam05 X-Stat-Signature: ha1kexpadsennzuy6oau6hp94h4fszn3 X-Rspamd-Queue-Id: 4CDAF100FE8E X-HE-Tag: 1626352144-953308 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: The return value of pagetypeinfo_showfree and pagetypeinfo_showblockcount are unused now. Remove them. Signed-off-by: Miaohe Lin Reviewed-by: David Hildenbrand --- mm/vmstat.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/mm/vmstat.c b/mm/vmstat.c index 76aef9510f6d..6246bab9fae2 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -1452,7 +1452,7 @@ static void pagetypeinfo_showfree_print(struct seq_file *m, } /* Print out the free pages at each order for each migatetype */ -static int pagetypeinfo_showfree(struct seq_file *m, void *arg) +static void pagetypeinfo_showfree(struct seq_file *m, void *arg) { int order; pg_data_t *pgdat = (pg_data_t *)arg; @@ -1464,8 +1464,6 @@ static int pagetypeinfo_showfree(struct seq_file *m, void *arg) seq_putc(m, '\n'); walk_zones_in_node(m, pgdat, true, false, pagetypeinfo_showfree_print); - - return 0; } static void pagetypeinfo_showblockcount_print(struct seq_file *m, @@ -1501,7 +1499,7 @@ static void pagetypeinfo_showblockcount_print(struct seq_file *m, } /* Print out the number of pageblocks for each migratetype */ -static int pagetypeinfo_showblockcount(struct seq_file *m, void *arg) +static void pagetypeinfo_showblockcount(struct seq_file *m, void *arg) { int mtype; pg_data_t *pgdat = (pg_data_t *)arg; @@ -1512,8 +1510,6 @@ static int pagetypeinfo_showblockcount(struct seq_file *m, void *arg) seq_putc(m, '\n'); walk_zones_in_node(m, pgdat, true, false, pagetypeinfo_showblockcount_print); - - return 0; } /*