From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rcdn-iport-2.cisco.com ([173.37.86.73]:65527 "EHLO rcdn-iport-2.cisco.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755818AbeEaRBT (ORCPT ); Thu, 31 May 2018 13:01:19 -0400 From: "Shawn Lu (shawlu)" To: "bfields@fieldses.org" CC: Joshua Watt , "trond.myklebust@primarydata.com" , "anna.schumaker@netapp.com" , "jlayton@poochiereds.net" , "linux-nfs@vger.kernel.org" Subject: Re: Is "unmount -f" worked as expected? Date: Thu, 31 May 2018 16:51:49 +0000 Message-ID: References: <8CC8F228-1A66-4A44-A23B-855E33F4D1D5@cisco.com> <0dae4862d6e5b754ba8f90a6391b6645fdf6889a.camel@gmail.com> <20180531151819.GC1298@fieldses.org> In-Reply-To: <20180531151819.GC1298@fieldses.org> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: DQoNCj5PbiA1LzMxLzE4LCA4OjE4IEFNLCAiYmZpZWxkc0BmaWVsZHNlcy5vcmciIDxiZmllbGRz QGZpZWxkc2VzLm9yZz4gd3JvdGU6DQoNCiA+ICBPbiBUaHUsIE1heSAzMSwgMjAxOCBhdCAwMzox NDo0NFBNICswMDAwLCBTaGF3biBMdSAoc2hhd2x1KSB3cm90ZToNCiA+ICAgPiAgVGhhbmtzIEpv c2h1YSBmb3IgZ3JlYXQgaGVscC4gICBGcm9tIGNvbnRleHQgcHJvdmlkZWQgYnkgam9zaHVhLCBJ IGFtDQogPiAgID4gIGJlbGlldmUgdGhhdCB0aGUgY29tbXVuaXR5IGlzIGZ1bGwgYXdhcmUgb2Yg dGhlIOKAnC1mIOKAnCBpc3N1ZSwgYnV0DQogPiAgID4gIHN0aWxsIHBlbmRpbmcgb24gc29sdXRp b24uIA0KID4gICA+IA0KID4gICA+ICBXb25kZXJpbmcgd2hldGhlciBjb21tdW5pdHkgaGF2ZSBj b25zZW5zdXMgeWV0IG9uIHdoYXQgc2hvdWxkIGJlIHRoZQ0KID4gICA+ICBjb3JyZWN0IGJlaGF2 aW9yIGZvciDigJwgZm9yY2UgdW5tb3VudOKAnT8gIEkgaG9wZSBtYWludGFpbmVyIG9mIE5GUyBj YW4NCiA+ICAgPiAgZ2l2ZSBzb21lIGd1YXJkaWFuIGZvciBkaXJlY3Rpb24uDQogPiAgID4gDQog PiAgID4gTXkgdXNlIGNhc2UgaXMgYWxzbyBvbiBlbWJlZGRlZCBzeXN0ZW0gd2hlcmUgTkZTIHNl cnZlciBjYW4gZ28gb2ZmbGluZQ0KID4gICA+IHVuZXhwZWN0ZWQuIFdoYXQgSSBsb29rcyBmb3Ig aXMgc29tZXRoaW5nIHRoYXQgY2FuIGFnZ3Jlc3NpdmUgdW1vdW50DQogPiAgID4gTkZTIGluIHRp bWVseSBtYW5uZXIuICBEYXRhIGxvc3MgaXMgc2Vjb25kbHkgaW4gbXkgc2l0dWF0aW9uLg0KICAg IA0KID4gICBEdW1iIHF1ZXN0aW9uOiBpbiB0aGF0IGNhc2UsIHdoeSBub3QganVzdCBjdXQgcG93 ZXI/DQoNCuKYuiB0aGlzIGlzIGJlc3QgZWZmb3J0LiAgd2Ugc3RpbGwgY2FyZSBhYm91dCBkYXRh IGxvc3MgYXQgbG9jYWwgbW91bnQuIEluIHNvbWUgY2FzZXMsIGRhdGEgbG9zcyBjYW7igJl0IGJl IGF2b2lkZWQgaWYgTkZTIGNsaWVudCBkb2VzbuKAmXQgd2FudCB0byBoYW5nIGluIHRoZXJlIHVu dGlsIHNlcnZlciByZWNvdmVyeS4gDQogICAgDQogPiAgPiBPbmUgY2FzZSBpcyBpbnZvbHZlZCB3 aXRoICBjcm9zcyBtb3VudGVkIG5mcyBmcm9tIGRpZmZlcmVudCBob3N0Lg0KICAgIA0KID4gIE5v dGU6IGluIHRoZW9yeSBJIHRoaW5rIHRoZXJlIGFyZSBzb21lIGRlYWRsb2NrcyBwb3NzaWJsZSBp ZiBjbGllbnQgYW5kDQogPiAgIHNlcnZlciBtb3VudCBlYWNoIG90aGVyLiAgKEVhY2ggaG9zdCBj b3VsZCBiZSB3YWl0aW5nIG9uIHRoZSBvdGhlciBvbmUNCiA+ICAgdG8gcHJvY2VzcyB3cml0ZXMg YmVmb3JlIGl0IGNhbiBmcmVlIG1lbW9yeSB0aGF0IGl0IG5lZWRzIHRvIG1ha2UNCiA+ICAgcHJv Z3Jlc3MuKQ0KDQpZZXMuICBJIGhvcGUgYWdncmVzc2l2ZSB1bW91bnQgIHdpbGwgIGhlbHAgYnkg c2V0dGluZyBhIHZlcnkgc2hvcnQgZ3JhY2UgcGVyaW9kIGFuZCB0aW1lb3V0IGJlZm9yZSB1bW91 bnQuDQoNCiAgICANCiA+ICAgLS1iLg0KICAgIA0KID4gICA+IEhlcmUsDQogPiAgID4gYm90aCBz ZXJ2ZXIgYW5kIGNsaWVudCB3aWxsIGJlICBzaHV0ZG93biBhdCBzYW1lIHRpbWUgb24gcmVib290 LiAgTkZTDQogPiAgID4gY2xpZW50IHNpZGUgd2lsbCBzdHVjayBvbiBzaHV0ZG93biBmb3IgbG9u ZyB0aW1lIGlmIOKAnHVtb3VudCDigJNs4oCdICBpcw0KID4gICA+IHVzZWQgdG8gdW1vdW50IE5G Uy4NCiA+ICAgPiANCiA+ICAgPiBUaGUgcHJldmlvdXMgd29yayBkb25lIGJ5IEpvc2h1YSBhbmQg IE5laWwgQnJvd24gd2lsbCBkZWZpbml0ZWx5IGhlbHANCiA+ICAgPiB0byByZXNvbHZlIG15IHVz ZSBjYXNlIGlmIHBhdGNoIGNhbiBiZSB1cCBzdHJlYW1lZC4gIEhvcGUgbWFnaWMgd2lsbA0KID4g ICA+IGhhcHBlbiBzb29uIC4gDQogPiAgID4gDQogICAgPiBKdXN0IHdvbmRlcmluZyB3aGV0aGVy IGEga2VybmVsIGNvbmZpZ3VyZSAoZWcuDQogICAgPiBDT05GSUdfTkZTX0FHUlJFU1NJVkVfU0hV VERPV04pICBjYW4gYmUgYWRkZWQgdG8gZW5oYW5jZSDigJxmb3JjZQ0KICAgID4gdW1vdW50IOKA nCB0byBhY3QgbW9yZSBhZ2dyZXNzaXZlLiAgVGhpcyBmZWF0dXJlIHdpbGwgYmUgb2ZmIGJ5IGRl ZmF1bHQNCiAgICA+IHNvIHRoZSBhZG1pbiB1c2UgdG8gdGhlIOKAnHNvZnQg4oCcIGZvcmNlIG1v dW50IHdpbGwgZ2V0IHRoZSBzYW1lIGJlaGF2aW9yDQogICAgPiBhcyBiZWZvcmUuICBXaGVuIHRo ZSBmZWF0dXJlIGlzIHR1cm4gb24sICDigJx1bW91bnQg4oCTZuKAnSAgaXMgR3VhcmFudGVlIHRv DQogICAgPiBzdWNjZWVkLiAgDQogICAgDQoNCg==