From nobody Wed Dec 17 11:49:28 2025 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 ACA37C77B72 for ; Thu, 20 Apr 2023 08:47:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234064AbjDTIr2 (ORCPT ); Thu, 20 Apr 2023 04:47:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41416 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234527AbjDTIrI (ORCPT ); Thu, 20 Apr 2023 04:47:08 -0400 Received: from SHSQR01.spreadtrum.com (unknown [222.66.158.135]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 101912D56 for ; Thu, 20 Apr 2023 01:47:04 -0700 (PDT) Received: from SHSend.spreadtrum.com (bjmbx01.spreadtrum.com [10.0.64.7]) by SHSQR01.spreadtrum.com with ESMTP id 33K8jJDV065205; Thu, 20 Apr 2023 16:45:19 +0800 (+08) (envelope-from zhaoyang.huang@unisoc.com) Received: from bj03382pcu.spreadtrum.com (10.0.74.65) by BJMBX01.spreadtrum.com (10.0.64.7) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Thu, 20 Apr 2023 16:45:17 +0800 From: "zhaoyang.huang" To: Andrew Morton , Johannes Weiner , , , Zhaoyang Huang , Subject: [Resend PATCH] mm: mark folio as workingset in lru_deactivate_fn Date: Thu, 20 Apr 2023 16:45:04 +0800 Message-ID: <1681980304-11719-1-git-send-email-zhaoyang.huang@unisoc.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-Originating-IP: [10.0.74.65] X-ClientProxiedBy: SHCAS03.spreadtrum.com (10.0.1.207) To BJMBX01.spreadtrum.com (10.0.64.7) X-MAIL: SHSQR01.spreadtrum.com 33K8jJDV065205 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Zhaoyang Huang The folio will be set as workingset by shrink_active_pages during normal re= claiming. However, it will be escaped from doing so when madvise move it by lru_deact= ivate__fn, which will affect accuracy of thrashing. Signed-off-by: Zhaoyang Huang --- mm/swap.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/swap.c b/mm/swap.c index 70e2063..4d1c14f 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -603,6 +603,7 @@ static void lru_deactivate_file_fn(struct lruvec *lruve= c, struct folio *folio) lruvec_del_folio(lruvec, folio); folio_clear_active(folio); folio_clear_referenced(folio); + folio_set_workingset(folio); =20 if (folio_test_writeback(folio) || folio_test_dirty(folio)) { /* @@ -637,6 +638,7 @@ static void lru_deactivate_fn(struct lruvec *lruvec, st= ruct folio *folio) lruvec_del_folio(lruvec, folio); folio_clear_active(folio); folio_clear_referenced(folio); + folio_set_workingset(folio); lruvec_add_folio(lruvec, folio); =20 __count_vm_events(PGDEACTIVATE, nr_pages); --=20 1.9.1