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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2218EC433FE for ; Tue, 8 Nov 2022 05:21:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232838AbiKHFVc (ORCPT ); Tue, 8 Nov 2022 00:21:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44114 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229521AbiKHFVa (ORCPT ); Tue, 8 Nov 2022 00:21:30 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 855F212AD1 for ; Mon, 7 Nov 2022 21:21:29 -0800 (PST) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2A84SpMB019853; Tue, 8 Nov 2022 05:21:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=qcppdkim1; bh=DtrYK2cmbjkVOvbxELSYE9VaApE8vPH0GCi3/Qm+y7k=; b=ZETKkIfcJ3JwjPh0LmQbpCt87DBBmiYq4PviEsEm6pxmLaRQoNDA/L/fn4izSm/gpEP8 02vD4GyaeGVaX9l2E+hEHYufLRgqBGsh85aneSaa2qKqchGMulcJHw+t9VGJNp0YNuC1 okENi9iEEkOAyfU3BtBqZxEZax5z0DXBkHockblehwDy9+seKd1tO97s5FwM8kY/7Kkt zQezibrH59yribVSncifL3dMuoMHKmJzqYGEiri26YUiljXEiM3Ww0ElqTRD9mSddgAm uekhyAqJFe4C1GfcOr/U8LS5HYCh7bvUInCZG9nU1fiUYbuL9D8ZDAmzUExJfEyYjKj5 sg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3kq7g4hbn4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 08 Nov 2022 05:21:08 +0000 Received: from pps.filterd (NALASPPMTA01.qualcomm.com [127.0.0.1]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 2A85K1hb020128; Tue, 8 Nov 2022 05:21:08 GMT Received: from pps.reinject (localhost [127.0.0.1]) by NALASPPMTA01.qualcomm.com (PPS) with ESMTPS id 3kngwkt51m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 08 Nov 2022 05:21:08 +0000 Received: from NALASPPMTA01.qualcomm.com (NALASPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 2A85L7So021291; Tue, 8 Nov 2022 05:21:07 GMT Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (PPS) with ESMTPS id 2A85L7wT021290 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 08 Nov 2022 05:21:07 +0000 Received: from [10.214.20.211] (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.29; Mon, 7 Nov 2022 21:21:03 -0800 Message-ID: <699a1ac8-75a4-c3ab-def9-3740c6a2fdb2@quicinc.com> Date: Tue, 8 Nov 2022 10:51:00 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH V5] mm: fix use-after free of page_ext after race with memory-offline Content-Language: en-US To: Vlastimil Babka , , , , , , , , , , , CC: , References: <1661496993-11473-1-git-send-email-quic_charante@quicinc.com> <66279414-6cc5-d4a4-176e-a75ba7d36037@suse.cz> From: Charan Teja Kalla In-Reply-To: <66279414-6cc5-d4a4-176e-a75ba7d36037@suse.cz> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: aq6-ZBPgno688IJPPV1dse9Eg5M1-xE- X-Proofpoint-GUID: aq6-ZBPgno688IJPPV1dse9Eg5M1-xE- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-07_11,2022-11-07_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 suspectscore=0 priorityscore=1501 mlxscore=0 mlxlogscore=558 bulkscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211080027 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/7/2022 9:11 PM, Vlastimil Babka wrote: > Hi, looks like this added a new warning to a previously clean "make W=1 mm/" > build: > mm/page_ext.c:178: warning: Function parameter or member 'page_ext' not > described in 'page_ext_put' > > Can you fixup please? Thanks Vlastimil for reporting this. Raised changes @https://lore.kernel.org/all/1667884582-2465-1-git-send-email-quic_charante@quicinc.com/ Thanks, Charan