Received-SPF: softfail (google.com: domain of transitioning linux-nfs-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19;
From:   Trond Myklebust <trondmy@hammerspace.com>
To:     "chuck.lever@oracle.com" <chuck.lever@oracle.com>
CC:     "linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>,
        "bcodding@redhat.com" <bcodding@redhat.com>,
        "anna.schumaker@netapp.com" <anna.schumaker@netapp.com>
Subject: Re: [PATCH] NFSv4: Tune the race to set and use the client id
 uniquifier
Thread-Topic: [PATCH] NFSv4: Tune the race to set and use the client id
 uniquifier
Thread-Index: AQHYI1yGsrbFUuqkvUeUFRfAYTkwhKyXsraAgBGBCwCAABW2AIAAG9OAgAARaoA=
Date:   Mon, 28 Feb 2022 20:06:49 +0000
Message-ID: <01c6aeddf91d0e68d7c497456ea96f4f24145059.camel@hammerspace.com>
References: <61a5993a1f9bbed2ba1227bd3376e92232e0530a.1645033262.git.bcodding@redhat.com>
         <3EA14A5C-9FF9-4DDC-B530-768A86E2A4E8@redhat.com>
         <0F8CD466-6233-4386-94C5-FC8E5941F9D3@redhat.com>
         <73b61ba083df0a8954979fed11d6398d336ee1d1.camel@hammerspace.com>
         <F853D68C-C066-470E-BCFC-988C3D46ABA8@oracle.com>
In-Reply-To: <F853D68C-C066-470E-BCFC-988C3D46ABA8@oracle.com>
Accept-Language: en-US, en-GB
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?dlE0Y21aM3N2V3ZoL1VsZVNya1pVK1JhNkJNNDVhMkNSZ0U1U0NxSDdZOTlS?=
 =?utf-8?B?NTY5M0t4d2MvTFNnRnREbVMrTGd5TmgzZmF0cWt1b1ZMQlZHdzJqUk5pWkQ3?=
 =?utf-8?B?S2dCajFHY3BkcXRJdWZNMk1mQUxSOEw1NjBiNDdtTVNjTUk0amNveTBNRGR2?=
 =?utf-8?B?MTZWeHpZMm9PdFVPamFRKzRDaGZac0ZpMkZ5eXE2Qjl1MDVLOFpjc2QxTlo3?=
 =?utf-8?B?MG93RWRHaTdCQnR6ejdaM3VBSElsT0dtOUtUVmpoeU9vQkRxaVJ0cHJCc3Fu?=
 =?utf-8?B?dUlSUEowUTk0NEJnbXNWMGNZNWpueHA0MVVlZHkyZFg0UENCNkQrMnR4RTY3?=
 =?utf-8?B?aXE0b1FMYVRJOEdockNEUU5tdkoxNHFjeXJvTFBSdVBTRG0wRisrWElqRXRn?=
 =?utf-8?B?bnpSaTFBbWhVZ1B5REhFVjd6eE0wMEdHYkxrY1A4WTlwK0F6MFhmZGJYU1VQ?=
 =?utf-8?B?SDZpSExWaDZMMlJQRTR6MVVKN0dVdkcxMDRIdzYwRnR1Z2pzRWhEZGtVZVJo?=
 =?utf-8?B?V3JyeEhlWlJPRThIYVBWVU1yRU84NUhRTEgwSG5rZ085RWwvNTFDY2hxOVEr?=
 =?utf-8?B?SzNqZWN5KzRHaVZKRVE3ZzJ2ck1GZDJEeGVWc0dSNG80amkwM0RWTDQrVk5s?=
 =?utf-8?B?ditYT1dYZXJaakZjWG1JNHRRNCtkalhiNVE0dnZ3Mk1HczVmZExjMkVSaW0w?=
 =?utf-8?B?aXpYN1BjdjdGSW1BUXFYaFI4OUp4OEs1VzV0Mnp3eGhCdWpORHhEMHhEVmow?=
 =?utf-8?B?WFZIQ0U5UEs0STBqMGVEL2RabTlTMTVqbGY0MWtCM2JDNG03blRKRmd0K1ls?=
 =?utf-8?B?RlBEeDlwM2E5UFhVa0hlRzl3bUN2UXhoWmVYRjhCcmJlNU41c0ptTi9uN0lV?=
 =?utf-8?B?REFzVjV3Ty9RY3J4RkFSakdLb2JsNkNNRzRiN2wxZ1YvOWRDTlFuLzJjMW9S?=
 =?utf-8?B?OUJoZU1ENWFBVk1NNFdJbW1md3daWmNGVlh4VVdqck1iM1dWSS9XVStWVEZV?=
 =?utf-8?B?aXJyNm51bmt3Rndzam82dnBqT0hUUGdEUVRXcklBWTdsRzVSZ2o3NGFrMGlK?=
 =?utf-8?B?SGRoOWNWcFJBQW04YTM3REZWNjNRK1IrWGhUWXk4ZnRiTUtUMVRxUzh1MTJk?=
 =?utf-8?B?Y3BFeHdqUGMyZ1hzR1NZNmN3akhjemo3UWdYWXlIa2NXSU9WbDFKU3paVU1R?=
 =?utf-8?B?QVU0SGw5dFN1YWdMZFpvUUlzSzNqWVg5TnJDZHQ1NFRCbEMxaEkrV25ZTWVI?=
 =?utf-8?B?MGR6MDB3cVhPYkNwRVBCcFFiQWhpZ2lmNnQ2SkhpMlhFeEpWWW90RmR2anBz?=
 =?utf-8?B?U1hvSWc4N3A4S3VzTGl6aGJ5T1F4UU9CQ290emRHTTF0YnpUUFUzTEZLb1JU?=
 =?utf-8?B?aFIyQm5yL1k1VUNscDZsZ1drdXg4VSs0dk9sZzJjamhUM3RxanI4TlNmYW9C?=
 =?utf-8?B?VFZEK0lvZ2VyYWV1UktBOVZGODNSZmFuRytWOUpRVDRvZ2xqYU5QeFJxSTFx?=
 =?utf-8?B?MmRQbWNENzZpcWJyeTdTb0gzMkt5SGg1QXluSWVVWjdUR0lwYUw3TVdETnV1?=
 =?utf-8?B?L3RQM0t3Q0NtcHhLb2crVnNad2tOVjcrL09kS2E4dkxpWktMUVNUNDdjbDZh?=
 =?utf-8?B?L2tPTnEyb1VwR0wvWjBrSW5PcGd2ZHRqRlB0ZXNQbzdPTmxRQTYzc3Fob1ZF?=
 =?utf-8?B?akJRV2dJbjNwR2lyOUtBY1d5SjJzMVpoSlgyTmdNY2swc2FtM1UrNG1zNE9Z?=
 =?utf-8?B?UkpxOXBSQ1JsUUhtYzQyZU1qUDY2K3ZTVmxwcTVJSk10S3M5RTN1UE1wbjR1?=
 =?utf-8?B?bUV2R3ZHWWRpSGNlUHhVWW5pbkU2RFdjd1pCVW9YV2V6V2RmQ1FkTzdadms1?=
 =?utf-8?B?N0FiL2Z5QzNYajROV3o3MXZDRU4vbmNlRnFnUEZsOGpidVNFd1R0UEovQkll?=
 =?utf-8?B?SnVQbkkxRHhxUko5Vm00M1lvOHZZbnp5QXg4cm4vcDVqSnE5LzVCZ2p6aGRN?=
 =?utf-8?B?bnI0bkFDMW9JOWRiRTB2SWZqOVFpWGZvZUIySVFUYkthNDdjWWNyRlI4T2VH?=
 =?utf-8?B?Q3NCZ3I0R2dqeUJJTVFWRjA0dkJXYXBNUEF4VWVzNGRibmFFKzMybm1Gd3lO?=
 =?utf-8?B?cmpMK2dTdkpVcUlvVFE4VHAyNXJtZkdhc3I0NnRENGt6UXV0M0F0ZHIxTTFt?=
 =?utf-8?Q?WdNQrYTyYf5qUQVrqjFeMDk=3D?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <F6D9FE473CC04D4F92A9C3D6BDBE25BE@namprd13.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: hammerspace.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: CH0PR13MB5084.namprd13.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 0e99e233-3e55-47d6-7d38-08d9faf5da9c
X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Feb 2022 20:06:49.0318
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 0d4fed5c-3a70-46fe-9430-ece41741f59e
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: HmdCzAVHxJVH9nsHVU5XLaPHHllvYmh0e0vhu0Zwjms5qWB1TeDT/2uVCCQWMkxzslINRMQFUaNEm2JKR3NH/g==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY3PR13MB4883
X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED,
	DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,
	MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE
	autolearn=no autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
	lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-nfs.vger.kernel.org>
X-Mailing-List: linux-nfs@vger.kernel.org
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