From mboxrd@z Thu Jan 1 00:00:00 1970 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 86C0BC61DA4 for ; Mon, 6 Mar 2023 02:05:23 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9D2C16B0072; Sun, 5 Mar 2023 21:05:22 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 982B76B0073; Sun, 5 Mar 2023 21:05:22 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 84A316B0074; Sun, 5 Mar 2023 21:05:22 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 72FED6B0072 for ; Sun, 5 Mar 2023 21:05:22 -0500 (EST) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 429C016022D for ; Mon, 6 Mar 2023 02:05:22 +0000 (UTC) X-FDA: 80536831284.25.3567C21 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by imf16.hostedemail.com (Postfix) with ESMTP id D401C18001D for ; Mon, 6 Mar 2023 02:05:19 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf16.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1678068320; 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=CNM9DYkfc77sFO9Hwh8dALXcbb6beQjamDysdC3NBHs=; b=kMIJoYk8bcMyYKYNIQckYJ0pf++pwHHtvPlA3Mb5flpli3dyhX8TMkaT1NoM+GdJJZCq6F 5AfGb4bDRmoRqTDwffEVBjEGnXMBCjHu2sjetuneDxglXfFuio2A0Fg2iAd3ycHG+KlIIt ASD1egolCxO6roOezjTCxLIx/i2tZw8= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf16.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1678068320; a=rsa-sha256; cv=none; b=h5vcMFpRNGsgvmerR+PZbYcMMMciPWMECdSYbES5pyy+gjbdsprltvaI9HfIwTgh/GQOVj RUBW+qb02Urvj5yeEhgUCUumMTywXvX7XRa7rfm7Jf9nsP1rn6pUdzuYrBj+ErVXjL3dmw lWyZkNJ8jEi4sfwLn/cJ3k78cX/h/eU= Received: from dggpemm500001.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4PVMJk454XznW8d; Mon, 6 Mar 2023 10:01:58 +0800 (CST) Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Mon, 6 Mar 2023 10:04:43 +0800 Message-ID: <5b4fda7f-e448-c8e2-3e3c-c80de9b26da8@huawei.com> Date: Mon, 6 Mar 2023 10:04:43 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH 0/2] mm/damon/paddr: Fix folio-use-after-put bugs Content-Language: en-US To: SeongJae Park , Andrew Morton CC: "Matthew Wilcox (Oracle)" , "Vishal Moola (Oracle)" , , , References: <20230304193949.296391-1-sj@kernel.org> From: Kefeng Wang In-Reply-To: <20230304193949.296391-1-sj@kernel.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: D401C18001D X-Stat-Signature: fr8fkanqwpzxt8gacpfy3j8d8d1g4tds X-Rspam-User: X-HE-Tag: 1678068319-477098 X-HE-Meta: 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 RgQYDKNJ 8XyM95ZGuSFMdGsj8fPS8NOrU6SwpTSZGM09n7Z5qfuyW93Uogm3hjLXE9CXHNA8PSmnjulTzJKrzmssJHpDIw+XOUbAZl12qMXSdKecLcw8dzyMJ4TUBfMtSvmzm9tdV5pO703i5/1IDDYa7QQcoHiZXoZshr2CL8ZeobpU6nhUJodDXm7JCOVVNupNEHWiAbntbCkDdjDFKlI6MRZ1KKzfy8Ruz3snixQoP 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: On 2023/3/5 3:39, SeongJae Park wrote: > There are two folio accesses after folio_put() in mm/damon/paddr.c file. > Fix those. I saw you send the bugfixes separately :) > > SeongJae Park (2): > mm/damon/paddr: fix folio_size() call after folio_put() in > damon_pa_young() > mm/damon/paddr: fix folio_nr_pages() after folio_put() in > damon_pa_mark_accessed_or_deactivate() > > mm/damon/paddr.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) >