Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:41140 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754475Ab2IFNpp (ORCPT ); Thu, 6 Sep 2012 09:45:45 -0400 From: "Myklebust, Trond" To: Andrew Holway CC: Avi Kivity , "kvm@vger.kernel.org" , "libvir-list@redhat.com" , "linux-nfs@vger.kernel.org" Subject: Re: NFS over RDMA small block DIRECT_IO bug Date: Thu, 6 Sep 2012 13:45:43 +0000 Message-ID: <4FA345DA4F4AE44899BD2B03EEEC2FA908F8A8E9@SACEXCMBX04-PRD.hq.netapp.com> References: <4FA345DA4F4AE44899BD2B03EEEC2FA908F82C6C@SACEXCMBX04-PRD.hq.netapp.com> <50475B77.7090304@redhat.com> <6F777077-D7FC-4F51-8806-C89A5F973DFA@syseleven.de> In-Reply-To: <6F777077-D7FC-4F51-8806-C89A5F973DFA@syseleven.de> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gVGh1LCAyMDEyLTA5LTA2IGF0IDEyOjE0ICswMjAwLCBBbmRyZXcgSG9sd2F5IHdyb3RlOg0K PiBPbiBTZXAgNSwgMjAxMiwgYXQgNDowMiBQTSwgQXZpIEtpdml0eSB3cm90ZToNCj4gDQo+ID4g T24gMDkvMDQvMjAxMiAwMzowNCBQTSwgTXlrbGVidXN0LCBUcm9uZCB3cm90ZToNCj4gPj4gT24g VHVlLCAyMDEyLTA5LTA0IGF0IDExOjMxICswMjAwLCBBbmRyZXcgSG9sd2F5IHdyb3RlOg0KPiA+ Pj4gSGVsbG8uDQo+ID4+PiANCj4gPj4+ICMgQXZpIEtpdml0eSBhdmkoYSlyZWRoYXQgcmVjb21t ZW5kZWQgSSBjb3B5IGt2bSBpbiBvbiB0aGlzLiBJdCB3b3VsZCBhbHNvIHNlZW0gcmVsZXZlbnQg dG8gbGlidmlydC4gIw0KPiA+Pj4gDQo+ID4+PiBJIGhhdmUgYSBDZW50b3MgNi4yIHNlcnZlciBh bmQgQ2VudG9zIDYuMiBjbGllbnQuDQo+ID4+PiANCj4gPj4+IFtyb290QHN0b3JlIH5dIyBjYXQg L2V0Yy9leHBvcnRzIA0KPiA+Pj4gL2Rldi9zaG0JCQkJMTAuMTQ5LjAuMC8xNihydyxmc2lkPTEs bm9fcm9vdF9zcXVhc2gsaW5zZWN1cmUpICAgIChJIGhhdmUgdHJpZWQgd2l0aCBub24gdGVtcGZz IHRhcmdldHMgYWxzbykNCj4gPj4+IA0KPiA+Pj4gDQo+ID4+PiBbcm9vdEBub2RlMDAxIH5dIyBj YXQgL2V0Yy9mc3RhYiANCj4gPj4+IHN0b3JlLmlibmV0Oi9kZXYvc2htICAgICAgICAgICAgIC9t bnQgICAgICAgICAgICAgICAgIG5mcyAgICAgICAgICByZG1hLHBvcnQ9MjA1MCxkZWZhdWx0cyAw IDANCj4gPj4+IA0KPiA+Pj4gDQo+ID4+PiBJIHdyb3RlIGEgbGl0dGxlIGZvciBsb29wIG9uZSBs aW5lciB0aGF0IGRkJ2QgdGhlIGNlbnRvcyBuZXQgaW5zdGFsbCBpbWFnZSB0byBhIGZpbGUgY2Fs bGVkICdoZWxsbycgdGhlbiBjaGVja3N1bW1lZCB0aGF0IGZpbGUuIEVhY2ggaXRlcmF0aW9uIHVz ZXMgYSBkaWZmZXJlbnQgYmxvY2sgc2l6ZS4NCj4gPj4+IA0KPiA+Pj4gTm9uIERJUkVDVF9JTyBz ZWVtcyB0byB3b3JrIGZpbmUuIERJUkVDVF9JTyB3aXRoIDUxMmJ5dGUsIDFLIGFuZCAySyBibG9j ayBzaXplcyBnZXQgY29ycnVwdGVkLg0KPiA+PiANCj4gPj4gDQo+ID4+IFRoYXQgaXMgZXhwZWN0 ZWQgYmVoYXZpb3VyLiBESVJFQ1RfSU8gb3ZlciBSRE1BIG5lZWRzIHRvIGJlIHBhZ2UgYWxpZ25l ZA0KPiA+PiBzbyB0aGF0IGl0IGNhbiB1c2UgdGhlIG1vcmUgZWZmaWNpZW50IFJETUEgUkVBRCBh bmQgUkRNQSBXUklURSBtZW1vcnkNCj4gPj4gc2VtYW50aWNzIChpbnN0ZWFkIG9mIHRoZSBTRU5E L1JFQ0VJVkUgY2hhbm5lbCBzZW1hbnRpY3MpLg0KPiA+IA0KPiA+IFNob3VsZG4ndCBzdWJwYWdl IHJlcXVlc3RzIGZhaWwgdGhlbj8gIE9fRElSRUNUIGJsb2NrIHJlcXVlc3RzIGZhaWwgZm9yDQo+ ID4gc3Vic2VjdG9yIHdyaXRlcywgaW5zdGVhZCBvZiBjb3JydXB0aW5nIHlvdXIgZGF0YS4NCj4g DQo+IEJ1dCBzaWxlbnQgZGF0YSBjb3JydXB0aW9uIGlzIHNvIG11Y2ggZnVuISENCg0KQSBjb3Vw bGUgb2YgUkRNQSBmb2xrcyBhcmUgbG9va2luZyBpbnRvIHdoeSB0aGlzIGlzIGhhcHBlbmluZy4g SSdtDQpob3BpbmcgdGhleSB3aWxsIGdldCBiYWNrIHRvIG1lIHNvb24uDQoNCi0tIA0KVHJvbmQg TXlrbGVidXN0DQpMaW51eCBORlMgY2xpZW50IG1haW50YWluZXINCg0KTmV0QXBwDQpUcm9uZC5N eWtsZWJ1c3RAbmV0YXBwLmNvbQ0Kd3d3Lm5ldGFwcC5jb20NCg0K