Received: by 2002:a05:7412:31a9:b0:e2:908c:2ebd with SMTP id et41csp3304734rdb; Wed, 13 Sep 2023 08:12:41 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEfYINOQ1jUcsF3HC9fLRcux+iq3Rr036GrGNPcsFz/3we2JCe5WqiZkhhExjen29FbRv3r X-Received: by 2002:a17:90a:64c8:b0:267:eeee:ab17 with SMTP id i8-20020a17090a64c800b00267eeeeab17mr2412191pjm.45.1694617961467; Wed, 13 Sep 2023 08:12:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1694617961; cv=none; d=google.com; s=arc-20160816; b=QOl8jqr498f6PaPqMnNqfmuXUdKZkEJEVvge8jD/rU+BqpfsD/MVgMc8RAGy1pB5xb z6QJlG4Aw5XjvBl8pbSRP6KG2O9PGoUaUy0ZUl5C7mYii4RxIGn8LEUt3Jf0+QilcUJU mnrZdIMNsR+auSwFXQ/cusVfBuc2uVbcGgldoGVTqSd+OV1bELCsuTN4F57WwV2uKhHL lNXEwW1Mu1urMihkGtgsCYZd1ezKkOKxJ33UYDPza8pWocALpxflVR5czEuCnS3GBvAR UFtn+yUWoHqhDzfHibKM2YoIg4gcxC1y4cZWVPqiD6Ytk+KTIDKnfQ/vZjWacigMNzPq eekw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from :dkim-signature; bh=fvWb8tBKW4JpZXLCgu5hY1GQxM67DLFevT1JfcrvUvs=; fh=v8xUtyFkmzGZMmWmAQ4FadTGq5GKhFfG2qkBWhr83JU=; b=WmyVyGL72V/MPePTW9ZQPVERNeJn4ennoBKIq5CDcI289BjbrvIOvK/xrbuWNC8pRy 2j3zZb9eqUBI8sIHnyWQTNDrHlaHiIMccA/CQnrhrQiSy45lxjEQ+hb4xEmqWb0NPmNF hQnKqtQLuaYCAEb1NZede3MEbJIKWOxEVn8Z9IHIQfWBdgplKwCnP3XVgAoFO74Uxand wdmcqPT4zvIARmTKuKuQE7KWPDM0REY+r2td5S6vOHH/6ids66qU8RFcyWrbxBJrm37a ZD2nba9pzgYq9Oo4nFzdZIEo6f9VS2ZiGsAUHv3mXY8Yly/vCfMk+OT1fYdfLAfHbHjM ylbA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2023-03-30 header.b=nF53ZG67; spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.38 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Return-Path: Received: from fry.vger.email (fry.vger.email. [23.128.96.38]) by mx.google.com with ESMTPS id on9-20020a17090b1d0900b0026800178358si1844295pjb.144.2023.09.13.08.12.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 08:12:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.38 as permitted sender) client-ip=23.128.96.38; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2023-03-30 header.b=nF53ZG67; spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.38 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by fry.vger.email (Postfix) with ESMTP id 6011780D7723; Wed, 13 Sep 2023 08:02:18 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at fry.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230471AbjIMPCV (ORCPT + 99 others); Wed, 13 Sep 2023 11:02:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239071AbjIMPCU (ORCPT ); Wed, 13 Sep 2023 11:02:20 -0400 Received: from mx0b-00069f02.pphosted.com (mx0b-00069f02.pphosted.com [205.220.177.32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 63BCBAF for ; Wed, 13 Sep 2023 08:02:16 -0700 (PDT) Received: from pps.filterd (m0333520.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38DCaaIE029777; Wed, 13 Sep 2023 15:02:13 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id; s=corp-2023-03-30; bh=fvWb8tBKW4JpZXLCgu5hY1GQxM67DLFevT1JfcrvUvs=; b=nF53ZG67bUlN4D4Z2CZGXUQa6aPcVsV7jicWHqm6uSBEICKjo0MjmREX6osOlSt5jrVX zOzj9u87MCUpCgvqZ7qZ+ApPvK7FJDRndRq5Mhd5vnsUsSUmf07cF1goLJVEtLmnSg/X LH32ZmLHElMVISzwPWNQJipGwAzm3pe0WkQzk2OdRS8q4mgb4gQzBYlNR+XvupPYnzeQ uo29kSaQcSTJH9oIs2YRrq40dHeEnp4t0DM++s4AZQ/+Td0w/D97nJFJS/vaZoA3L2sU +DtIh1eUgXMi4aHlkeMXB7Hjs9sanmK4cBvL+1+E0d+W1y8DZKZ239tYw/3ynImCIKm5 XQ== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3t2y7raf7u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 13 Sep 2023 15:02:11 +0000 Received: from pps.filterd (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (8.17.1.19/8.17.1.19) with ESMTP id 38DEJDeq032950; Wed, 13 Sep 2023 15:02:10 GMT Received: from pps.reinject (localhost [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 3t0wkgn1cn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 13 Sep 2023 15:02:10 +0000 Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 38DF21QN037651; Wed, 13 Sep 2023 15:02:10 GMT Received: from ca-common-hq.us.oracle.com (ca-common-hq.us.oracle.com [10.211.9.209]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTP id 3t0wkgn1bk-1; Wed, 13 Sep 2023 15:02:09 +0000 From: Dai Ngo To: chuck.lever@oracle.com, jlayton@kernel.org Cc: linux-nfs@vger.kernel.org Subject: [PATCH 0/2] NFSD: use CB_GETATTR to handle GETATTR conflict with write delegation Date: Wed, 13 Sep 2023 08:01:57 -0700 Message-Id: <1694617319-27455-1-git-send-email-dai.ngo@oracle.com> X-Mailer: git-send-email 1.8.3.1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-13_08,2023-09-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 adultscore=0 phishscore=0 spamscore=0 mlxlogscore=796 bulkscore=0 suspectscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309130123 X-Proofpoint-ORIG-GUID: WwclcBueEmNSBx52qgNhB3TE2EVrJpq- X-Proofpoint-GUID: WwclcBueEmNSBx52qgNhB3TE2EVrJpq- Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Wed, 13 Sep 2023 08:02:18 -0700 (PDT) X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Currently GETATTR conflict with a write delegation is handled by recalling the delegation before replying to the GETATTR. This patch series add supports for CB_GETATTR callback to get the latest change_info and size information of the file from the client that holds the delegation to reply to the GETATTR from the second client.