From nobody Wed Nov 13 07:22:21 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB9EAC636CD for ; Tue, 31 Jan 2023 06:29:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229907AbjAaG3O (ORCPT ); Tue, 31 Jan 2023 01:29:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59524 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229468AbjAaG3M (ORCPT ); Tue, 31 Jan 2023 01:29:12 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 78B5536685; Mon, 30 Jan 2023 22:29:04 -0800 (PST) X-UUID: 8a20f378a13011eda06fc9ecc4dadd91-20230131 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=oufRUM8fbS/q0Osr9kwiWtQoCrYF3ZQFN+pIz30N6fI=; b=Y/9tSPL3wdyklvt1VfBzcxSU5du3mWj7PhovxtyFaqJ5+96fjzhReiJJ/tcqjWkg3CWDOfUfKwRnGyXKgtKsj4cSrb7ichO+ORlv4GEm+JDcdtr2hVPfLOpL6SbKdK+ceHYNQ39MkQGxp+YNXxrMTxyXIJD7WyKHQJ/xqEBSpn4=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.18,REQID:96994fc3-7e2e-4d22-83b4-cf67901dc6ca,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:3ca2d6b,CLOUDID:3288d455-dd49-462e-a4be-2143a3ddc739,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0 X-CID-BVR: 0,NGT X-UUID: 8a20f378a13011eda06fc9ecc4dadd91-20230131 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 304397430; Tue, 31 Jan 2023 14:28:56 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.194) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Tue, 31 Jan 2023 14:28:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Tue, 31 Jan 2023 14:28:56 +0800 From: Kuan-Ying Lee To: Jonathan Corbet , Matthias Brugger CC: , , Kuan-Ying Lee , , , , Subject: [PATCH] mm/doc: Replace isolate_lru_page with folio_isolate_lru Date: Tue, 31 Jan 2023 14:28:51 +0800 Message-ID: <20230131062853.28449-1-Kuan-Ying.Lee@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Since we introduce folio, replace isolate_lru_page() with folio_isolate_lru(). Signed-off-by: Kuan-Ying Lee --- Documentation/mm/page_migration.rst | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Documentation/mm/page_migration.rst b/Documentation/mm/page_mi= gration.rst index 11493bad7112..1f8cc175d770 100644 --- a/Documentation/mm/page_migration.rst +++ b/Documentation/mm/page_migration.rst @@ -69,8 +69,8 @@ In kernel use of migrate_pages() =20 Lists of pages to be migrated are generated by scanning over pages and moving them into lists. This is done by - calling isolate_lru_page(). - Calling isolate_lru_page() increases the references to the page + calling folio_isolate_lru(). + Calling folio_isolate_lru() increases the references to the page so that it cannot vanish while the page migration occurs. It also prevents the swapper or other scans from encountering the page. @@ -89,7 +89,7 @@ How migrate_pages() works =20 migrate_pages() does several passes over its list of pages. A page is moved if all references to a page are removable at the time. The page has -already been removed from the LRU via isolate_lru_page() and the refcount +already been removed from the LRU via folio_isolate_lru() and the refcount is increased so that the page cannot be freed while page migration occurs. =20 Steps: --=20 2.18.0