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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w15-20020aa7954f000000b0063d3aed5eb8si733565pfq.140.2023.06.09.20.51.32; Fri, 09 Jun 2023 20:51:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229636AbjFJDli (ORCPT + 99 others); Fri, 9 Jun 2023 23:41:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35360 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229461AbjFJDlg (ORCPT ); Fri, 9 Jun 2023 23:41:36 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A8A6CD8 for ; Fri, 9 Jun 2023 20:41:34 -0700 (PDT) Received: from canpemm500002.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4QdNxF5lsczLmlc; Sat, 10 Jun 2023 11:39:45 +0800 (CST) Received: from huawei.com (10.175.104.170) by canpemm500002.china.huawei.com (7.192.104.244) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Sat, 10 Jun 2023 11:41:31 +0800 From: Miaohe Lin To: CC: , , Subject: [PATCH] memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check Date: Sat, 10 Jun 2023 11:41:14 +0800 Message-ID: <20230610034114.981861-1-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 X-Originating-IP: [10.175.104.170] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To canpemm500002.china.huawei.com (7.192.104.244) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768286170514619052?= X-GMAIL-MSGID: =?utf-8?q?1768286170514619052?= establish_demotion_targets() is defined while CONFIG_MIGRATION is enabled. There's no need to check it again. Signed-off-by: Miaohe Lin Reviewed-by: David Hildenbrand Reviewed-by: Yang Shi --- mm/memory-tiers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c index dd04f0ce5277..a516e303e304 100644 --- a/mm/memory-tiers.c +++ b/mm/memory-tiers.c @@ -366,7 +366,7 @@ static void establish_demotion_targets(void) lockdep_assert_held_once(&memory_tier_lock); - if (!node_demotion || !IS_ENABLED(CONFIG_MIGRATION)) + if (!node_demotion) return; disable_all_demotion_targets();