From patchwork Tue Aug 30 12:36:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miaohe Lin X-Patchwork-Id: 12959270 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 1541DC0502C for ; Tue, 30 Aug 2022 12:36:48 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id BB3AA94000B; Tue, 30 Aug 2022 08:36:40 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B723B940009; Tue, 30 Aug 2022 08:36:40 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9DBAF94000B; Tue, 30 Aug 2022 08:36:40 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 87555940009 for ; Tue, 30 Aug 2022 08:36:40 -0400 (EDT) Received: from smtpin03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 5ED9FC0507 for ; Tue, 30 Aug 2022 12:36:40 +0000 (UTC) X-FDA: 79856207760.03.5B18ECC Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by imf19.hostedemail.com (Postfix) with ESMTP id 9D0841A001A for ; Tue, 30 Aug 2022 12:36:39 +0000 (UTC) Received: from canpemm500002.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4MH6CY57dmzkWTX; Tue, 30 Aug 2022 20:32:57 +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; Tue, 30 Aug 2022 20:36:35 +0800 From: Miaohe Lin To: , CC: , , Subject: [PATCH 5/6] mm, hwpoison: check PageTable() explicitly in hwpoison_user_mappings() Date: Tue, 30 Aug 2022 20:36:03 +0800 Message-ID: <20220830123604.25763-6-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20220830123604.25763-1-linmiaohe@huawei.com> References: <20220830123604.25763-1-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; imf19.hostedemail.com; dkim=none; spf=pass (imf19.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1661862999; a=rsa-sha256; cv=none; b=EinI9KqZOBMdpVnFh22D6AqFqx8C/1QOasJxkgZ4Y7Lv3yhv3PvXmKNrVg9r6Gchc7KMPH NjNflc82b/G7mK7Z2hnAGsQUzMTqnAZuc82+BY1CELAYaDpAK4mzqPg4cxqxJpLE5Z8g/P H8jANxGb60tt2HTa97PHKoqjggt2Ai4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1661862999; 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=44BMtSYa6dzUww3mjun54BPNxCqTaX6/MVtuJzTRgOk=; b=8cWHLsa4u9iRwpk+ENTQhzD66Zy4ie5kSML8r0wAnIv3N/j2TpVaU06JPqWRPPqxubGH++ 6OuBCxnosNFRWh4y7ZkTrgURU2zpZyuuXFlYXCns4KvqfyAp8MqI+7/gRKzGKbNxnDTBvE r7lgP+F+fOZFPQxLD5nL85d6pNt5OOw= X-Stat-Signature: cctjac8i3ikhiunufbk5ob51pq44q9tx X-Rspam-User: Authentication-Results: imf19.hostedemail.com; dkim=none; spf=pass (imf19.hostedemail.com: domain of linmiaohe@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=linmiaohe@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 9D0841A001A X-HE-Tag: 1661862999-418109 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: PageTable can't be handled by memory_failure(). Filter it out explicitly in hwpoison_user_mappings(). This will also make code more consistent with the relevant check in unpoison_memory(). Signed-off-by: Miaohe Lin Acked-by: Naoya Horiguchi --- mm/memory-failure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 904c2b6284a4..fb6a10005109 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1406,7 +1406,7 @@ static bool hwpoison_user_mappings(struct page *p, unsigned long pfn, * Here we are interested only in user-mapped pages, so skip any * other types of pages. */ - if (PageReserved(p) || PageSlab(p)) + if (PageReserved(p) || PageSlab(p) || PageTable(p)) return true; if (!(PageLRU(hpage) || PageHuge(p))) return true;