Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:41278 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934475AbdGTT42 (ORCPT ); Thu, 20 Jul 2017 15:56:28 -0400 From: Trond Myklebust To: "linux-nfs@vger.kernel.org" , "kolga@netapp.com" , "linux-fsdevel@vger.kernel.org" Subject: Re: [PATCH v3 1/1] PNFS fix dangling DS mount Date: Thu, 20 Jul 2017 19:56:24 +0000 Message-ID: <1500580582.5457.1.camel@primarydata.com> References: <20170630195201.95597-1-kolga@netapp.com> In-Reply-To: <20170630195201.95597-1-kolga@netapp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: SGkgT2xnYSwNCg0KQXBvbG9naWVzIGZvciBtaXNzaW5nIHRoaXMgcGF0Y2guIEl0IHdhcyBoaWRp bmcgaW4gbXkgJ2xpbnV4LWZzZGV2ZWwnDQptYWlsYm94LCBzbyBJIGRpZG4ndCByZWNvZ25pc2Ug aXQgYXMgYSBORlMgcGF0Y2guDQoNCk9uIEZyaSwgMjAxNy0wNi0zMCBhdCAxNTo1MiAtMDQwMCwg T2xnYSBLb3JuaWV2c2thaWEgd3JvdGU6DQo+IFRoZXJlIGlzIGEgcmVncmVzc2lvbiBieSBjb21t aXQgOGQ0MGIwZjE0ODQ2ICgiTkZTIGZpbGVsYXlvdXQ6Y2FsbA0KPiBHRVRERVZJQ0VJTkZPIGFm dGVyIHBuZnNfbGF5b3V0X3Byb2Nlc3MgY29tcGxldGVzIikuIEl0IGxlYXZlcyB0aGUNCj4gRFMg bW91bnQgZGFuZ2xpbmcuDQo+IA0KPiBQcmV2aW91c2x5LCBmaWxlbGF5b3V0X2FsbG9jX3NlYygp IHdvdWxkIGNhbGwNCj4gZmlsZWxheW91dF9jaGVja19sYXlvdXQoKQ0KPiB3aGljaCB3b3VsZCBj YWxsIG5mczRfZmluZF9nZXRfZGV2aWNlaWQgd2hpY2ggdXBzIHRoZSBjb3VudCBvbiB0aGUNCj4g ZGV2aWNlX2lkLiBJdCdzIG9ubHkgY2FsbGVkIG9uY2UgYW5kIGl0J3MgbWF0Y2hlZCBieSB0aGUN Cj4gZmlsZWxheW91dF9mcmVlX2xzZWcoKSB0aGF0IGNhbGxzIG5mczRfZmxfcHV0X2RldmljZWlk KCkuDQo+IA0KPiBBZnRlciB0aGF0IHBhdGNoLCBlYWNoIHJlYWQvd3JpdGUgZW5kcyB1cCBjYWxs aW5nDQo+IG5mczRfZmluZF9nZXRfZGV2aWNlaWQNCj4gYW5kIHRoZXJlIGlzIG5vIGJhbGFuY2Ug Zm9yIHRoYXQuIEluc3RlYWQsIGRvIG5mczRfZmxfcHV0X2RldmljZWlkKCkNCj4gaW4gdGhlIGZp bGVsYXlvdXQncyAucGdfY2xlYW51cCBhbmQgcmVtb3ZlIGl0IGZyb20NCj4gZmlsZWxheW91dF9m cmVlX2xzZWcuDQo+IA0KPiBCdXQgd2Ugc3RpbGwgbmVlZCBhIHJlZmVyZW5jZSB0byBob2xkIG92 ZXIgdGhlIGxpZmV0aW1lIG9mIHRoZQ0KPiBzZWdtZW50Lg0KPiBGb3IgZXZlcnkgbmV3IGxzZWcg dGhhdCdzIGNyZWF0ZWQgd2UgbmVlZCB0byB0YWtlIGEgcmVmZXJlbmNlIG9uDQo+IGRldmljZWlk DQo+IHRoYXQgdXNlcyBpdC4gSXQgd2lsbCBiZSByZWxlYXNlZCBpbiB0aGUgImZyZWVfbHNlZyIg cm91dGluZS4NCg0KVGhpcyBpcyB3aGF0IEknbSBub3QgdW5kZXJzdGFuZGluZy4gSWYgeW91IGhh dmUgYSByZWZlcmVuY2UgaW4gdGhlDQpsYXlvdXQgc2VnbWVudCwgdGhlbiB3aHkgZG8geW91IG5l ZWQgdG8gY2FsbCBuZnM0X2ZpbmRfZ2V0X2RldmljZWlkKCkNCmluIHRoZSByZWFkL3dyaXRlIGNv ZGU/DQoNCklzbid0IGl0IHN1ZmZpY2llbnQgdG8gY2hhbmdlIHRoZSAicGdfaW5pdCIgY2FsbHMg dG8gY2hlY2sgd2hldGhlciBvcg0Kbm90IHRoZSBzdHJ1Y3QgbmZzNF9maWxlbGF5b3V0X3NlZ21l bnQgaGFzIHNldCBhIHZhbHVlIGZvciBkc2FkZHIgKHRoYXQNCm5lZWRzIHRvIGJlIGRvbmUgd2l0 aCBjYXJlIHRvIGF2b2lkIHJhY2VzIC0gY21weGNoZygpIGlzIHlvdXIgZnJpZW5kKSwNCmFuZCB0 aGVuIHJlbHkgb24gdGhhdCByZWZlcmVuY2UgYmVpbmcgc2V0IGZvciB0aGUgcmVtYWluZGVyIG9m IHRoZQ0KbGF5b3V0IHNlZ21lbnQgbGlmZXRpbWU/DQoNCg0KLS0gDQpUcm9uZCBNeWtsZWJ1c3QN CkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURhdGENCnRyb25kLm15a2xlYnVz dEBwcmltYXJ5ZGF0YS5jb20NCg==