From patchwork Fri Aug 26 09:24:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miaohe Lin X-Patchwork-Id: 12955712 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 B06AAECAAD6 for ; Fri, 26 Aug 2022 09:25:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B60486B0082; Fri, 26 Aug 2022 05:24:58 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A9AA86B0081; Fri, 26 Aug 2022 05:24:58 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 93CEE940007; Fri, 26 Aug 2022 05:24:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 7F2F06B0081 for ; Fri, 26 Aug 2022 05:24:58 -0400 (EDT) Received: from smtpin24.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 63BD6140B89 for ; Fri, 26 Aug 2022 09:24:58 +0000 (UTC) X-FDA: 79841209476.24.49B5349 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf26.hostedemail.com (Postfix) with ESMTP id D66AF14000C for ; Fri, 26 Aug 2022 09:24:57 +0000 (UTC) Received: from canpemm500002.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MDZ8d6qH4zlW3j; Fri, 26 Aug 2022 17:21:37 +0800 (CST) Received: from huawei.com (10.175.124.27) 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 15.1.2375.24; Fri, 26 Aug 2022 17:24:54 +0800 From: Miaohe Lin To: , , CC: , , Subject: [PATCH 08/10] hugetlb: remove unneeded SetHPageVmemmapOptimized() Date: Fri, 26 Aug 2022 17:24:20 +0800 Message-ID: <20220826092422.39591-9-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20220826092422.39591-1-linmiaohe@huawei.com> References: <20220826092422.39591-1-linmiaohe@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To canpemm500002.china.huawei.com (7.192.104.244) X-CFilter-Loop: Reflected ARC-Authentication-Results: i=1; imf26.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf26.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1661505898; a=rsa-sha256; cv=none; b=dCGWEu8xe97mBa9EcCVtkYxIhl0WIM8sgUiKdnPaI+elzQiiJeCdijsqy0YQ+VJWsvEMRE RvIb8P86s7kHl3DssaCWbWCpbpCt5xVaAwkBKx27WWvBR7sxNz3Fsq7f65NevCmxu+RwxS z4Q+qkSwzlAZh8K560cSPhA6B0OLHZs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1661505898; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sVrGduauAbIJnqDxFQV5DRsFmhTP5LjDkuzvsh/lZVA=; b=4uNbUi130Ro5evdckDQ3mBGz0Bcp1pmG5Kt9pu1E7OtjYeuGebdWMJdW89CJpAsg1PDYPq IASHj2gKfmQc+sVEnwLcb1ZYIJjFQ8iJ+kTlKBt/3TOssaium/E9wQoCGE7a1+ok9EeS4U R16X7NxMjhETSb/h6mObdeLu5t0K9wk= X-Rspam-User: X-Rspamd-Queue-Id: D66AF14000C X-Stat-Signature: dabkcmfxizs9948tb4toh5idggd33bd1 Authentication-Results: imf26.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf26.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com X-Rspamd-Server: rspam01 X-HE-Tag: 1661505897-201609 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: If code reaches here, it's guaranteed that HPageVmemmapOptimized is set for the hugetlb page (or VM_BUG_ON_PAGE() will complain about it). It's unnecessary to set it again. Signed-off-by: Miaohe Lin Reviewed-by: Muchun Song --- mm/hugetlb.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 7934188bbed0..b432a00061e3 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1520,7 +1520,6 @@ static void add_hugetlb_page(struct hstate *h, struct page *page, set_compound_page_dtor(page, HUGETLB_PAGE_DTOR); set_page_private(page, 0); - SetHPageVmemmapOptimized(page); /* * This page is about to be managed by the hugetlb allocator and