From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa6.hgst.iphmx.com ([216.71.154.45]:18104 "EHLO esa6.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751911AbdJYT0C (ORCPT ); Wed, 25 Oct 2017 15:26:02 -0400 From: Bart Van Assche To: "axboe@kernel.dk" CC: "hch@lst.de" , "linux-block@vger.kernel.org" , "mst@redhat.com" , "stable@vger.kernel.org" , "dann.frazier@canonical.com" Subject: Re: [PATCH v2] virtio_blk: Fix an SG_IO regression Date: Wed, 25 Oct 2017 19:25:58 +0000 Message-ID: <1508959556.5073.1.camel@wdc.com> References: <20171025095617.7315-1-bart.vanassche@wdc.com> <11a35a46-dc51-c32f-cb64-793d9dd02c53@kernel.dk> In-Reply-To: <11a35a46-dc51-c32f-cb64-793d9dd02c53@kernel.dk> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org List-ID: T24gV2VkLCAyMDE3LTEwLTI1IGF0IDExOjIzIC0wNzAwLCBKZW5zIEF4Ym9lIHdyb3RlOg0KPiBP biAxMC8yNS8yMDE3IDAyOjU2IEFNLCBCYXJ0IFZhbiBBc3NjaGUgd3JvdGU6DQo+ID4gQXZvaWQg dGhhdCBzdWJtaXR0aW5nIGFuIFNHX0lPIGlvY3RsIHRyaWdnZXJzIGEga2VybmVsIG9vcHMgdGhh dA0KPiA+IGlzIHByZWNlZGVkIGJ5Og0KPiA+IA0KPiA+IHVzZXJjb3B5OiBrZXJuZWwgbWVtb3J5 IG92ZXJ3cml0ZSBhdHRlbXB0IGRldGVjdGVkIHRvIChudWxsKSAoPG51bGw+KSAoNiBieXRlcykN Cj4gPiBrZXJuZWwgQlVHIGF0IG1tL3VzZXJjb3B5LmM6NzIhDQo+IA0KPiBTZWVtcyBJIHNhdyBh IG5vdGUgb24gYSBydW50aW1lIG9vcHMgdHJpZ2dlcmVkIGJ5IHRoaXMgcGF0Y2ggeWVzdGVyZGF5 LA0KPiBidXQgbm93IEkgY2FuJ3Qgc2VlbSB0byBmaW5kIGl0Li4uIERpZCB5b3Ugc2VlIGl0Pw0K DQpEbyB5b3UgcGVyaGFwcyB3YW50IG1lIHRvIGFkZCB0aGUgc3RhY2sgdHJhY2UgZnJvbSB0aGUg Zm9sbG93aW5nIGUtbWFpbCB0bw0KdGhlIHBhdGNoIGRlc2NyaXB0aW9uOiBodHRwczovL21hcmMu aW5mby8/bD1saW51eC1hcm0ta2VybmVsJm09MTUwODU0MDEwMzIxODMzID8NCg0KPiA+IGRpZmYg LS1naXQgYS9kcml2ZXJzL2Jsb2NrL0tjb25maWcgYi9kcml2ZXJzL2Jsb2NrL0tjb25maWcNCj4g PiBpbmRleCA0YTQzOGI4YWJlMjcuLmIwYjIxMDA3NjNiZiAxMDA2NDQNCj4gPiAtLS0gYS9kcml2 ZXJzL2Jsb2NrL0tjb25maWcNCj4gPiArKysgYi9kcml2ZXJzL2Jsb2NrL0tjb25maWcNCj4gPiBA QCAtNDUwLDYgKzQ1MCw3IEBAIGNvbmZpZyBWSVJUSU9fQkxLX1NDU0kNCj4gPiAgCWJvb2wgIlND U0kgcGFzc3Rocm91Z2ggcmVxdWVzdCBmb3IgdGhlIFZpcnRpbyBibG9jayBkcml2ZXIiDQo+ID4g IAlkZXBlbmRzIG9uIFZJUlRJT19CTEsNCj4gPiAgCXNlbGVjdCBCTEtfU0NTSV9SRVFVRVNUDQo+ ID4gKwlzZWxlY3QgU0NTSV9NT0QNCj4gDQo+IFNob3VsZCB0aGlzIGJlIFNDU0k/IFRoYXQncyB3 aGF0IGxpYmF0YSBkb2VzLiBJdCBtYXkgYmUgY29ycmVjdCBhcy1pcywNCj4gZGlkbid0IGxvb2sg dG9vIGRlZXBseSwganVzdCBjdXJpb3VzIHdoeSBpdCdzIGRpZmZlcmVudC4NCg0KVGhhdCBpcyB3 aGF0IEkgY2FtZSB1cCB3aXRoIGFmdGVyIGhhdmluZyBoYWQgYSBsb29rIGF0IGRyaXZlcnMvc2Nz aS9NYWtlZmlsZS4NCkJ1dCBhZnRlciBoYXZpbmcgY2hlY2tlZCBkcml2ZXJzL3Njc2kvS2NvbmZp ZyBJIHRoaW5rIHdlIGluZGVlZCBuZWVkIHRvIHNlbGVjdA0KU0NTSSBpbnN0ZWFkIG9mIFNDU0lf TU9ELg0KDQpCYXJ0Lg==