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Tue, 21 Dec 2021 18:10:14 +0000 From: Chuck Lever III To: "trondmy@kernel.org" CC: Bruce Fields , Linux NFS Mailing List Subject: Re: [PATCH v2 00/10] Assorted patches for knfsd Thread-Topic: [PATCH v2 00/10] Assorted patches for knfsd Thread-Index: AQHX9HoG6l7c74yDiUisdre2kgrnXKw9QwuA Date: Tue, 21 Dec 2021 18:10:14 +0000 Message-ID: <342ACA13-9F45-43AC-A858-0F1A894458F1@oracle.com> References: <20211219013803.324724-1-trondmy@kernel.org> In-Reply-To: <20211219013803.324724-1-trondmy@kernel.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: Apple Mail (2.3654.120.0.1.13) x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 7268cab4-54d3-4e49-9837-08d9c4ad2348 x-ms-traffictypediagnostic: CH2PR10MB4040:EE_ x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:10000; x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH0PR10MB4858.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(366004)(71200400001)(508600001)(76116006)(8676002)(53546011)(6506007)(5660300002)(36756003)(54906003)(6512007)(4326008)(6916009)(66446008)(38070700005)(64756008)(83380400001)(8936002)(122000001)(2906002)(186003)(26005)(316002)(6486002)(33656002)(66476007)(2616005)(66556008)(38100700002)(66946007)(86362001)(17423001)(45980500001);DIR:OUT;SFP:1101; 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charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CH0PR10MB4858.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7268cab4-54d3-4e49-9837-08d9c4ad2348 X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Dec 2021 18:10:14.9044 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: e4/CdPnckwC5GcYKP05RyLysziKl+jrtLDvaPJTWDxivTPRTDc2t40Uq3O08Dr0XD42Mhg/hxL/v42LH5VHevw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR10MB4040 X-Proofpoint-Virus-Version: vendor=nai engine=6300 definitions=10205 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 malwarescore=0 adultscore=0 phishscore=0 suspectscore=0 mlxscore=0 mlxlogscore=999 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2112210089 X-Proofpoint-ORIG-GUID: GzSE4x_5_2MBtfy5U62KmnuDHUKqtfAC X-Proofpoint-GUID: GzSE4x_5_2MBtfy5U62KmnuDHUKqtfAC Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Hi- > On Dec 18, 2021, at 8:37 PM, trondmy@kernel.org wrote: >=20 > From: Trond Myklebust >=20 > The following patchset is mainly for improving support for re-exporting > NFSv4 as NFSv3. However it also includes one generic bugfix for NFSv3 to > allow zero length writes. It also improves the writeback performance by > replacing the rwsem with a lock-free errseq_t-based method. >=20 >=20 > - v2: Split patch adding WCC support > v2: Rebase onto v5.16-rc5 I've replaced the following patch. Thank you for the bug report. > nfsd: NFSv3 should allow zero length writes I've provisionally applied the following five to for-next while tests are in progress: > nfsd: map EBADF > nfsd: Add errno mapping for EREMOTEIO > nfsd: Retry once in nfsd_open on an -EOPENSTALE return > nfsd: Add a tracepoint for errors in nfsd4_clone_file_range() > nfsd: Replace use of rwsem with errseq_t The following two are still open for discussion. I get where you want to go, just a quibble about exactly how to get there. > nfsd: Distinguish between required and optional NFSv3 post-op > attributes > nfs: Add export support for weak cache consistency attributes The following two are deferred. IMHO they are not ready. > nfsd: allow lockd to be forcibly disabled > nfsd: Ignore rpcbind errors on nfsd startup When reposting, you can leave out the patches that have already been applied. -- Chuck Lever