From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa2.hgst.iphmx.com ([68.232.143.124]:25815 "EHLO esa2.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152AbeBVEkD (ORCPT ); Wed, 21 Feb 2018 23:40:03 -0500 From: Bart Van Assche To: Damien Le Moal , "martin.petersen@oracle.com" CC: "jejb@linux.vnet.ibm.com" , "linux-scsi@vger.kernel.org" , "hare@suse.com" , "jthumshirn@suse.de" , "ptikhomirov@virtuozzo.com" , "ncopa@alpinelinux.org" , "stable@vger.kernel.org" Subject: Re: [PATCH] Avoid that ATA error handling hangs Date: Thu, 22 Feb 2018 04:39:59 +0000 Message-ID: <1519274398.3258.8.camel@wdc.com> References: <20180221172316.11884-1-bart.vanassche@wdc.com> <1519266202.16203.5.camel@wdc.com> <1519271598.3258.5.camel@wdc.com> <8106ddc8-3511-6c96-59f3-d43790848040@wdc.com> <1519274342.3258.7.camel@wdc.com> In-Reply-To: <1519274342.3258.7.camel@wdc.com> 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: T24gVGh1LCAyMDE4LTAyLTIyIGF0IDA0OjM5ICswMDAwLCBCYXJ0IFZhbiBBc3NjaGUgd3JvdGU6 DQo+IE9uIFRodSwgMjAxOC0wMi0yMiBhdCAwNDoxOSArMDAwMCwgRGFtaWVuIExlIE1vYWwgd3Jv dGU6DQo+ID4gSXQgbG9va3MgT0sgdG8gbWUsIGF0IGxlYXN0IGlmIENPTkZJR19ERUJVR19PQkpF Q1RTX1JDVV9IRUFEIGlzIHR1cm5lZA0KPiA+IG9mZiBzaW5jZSB0aGUgaW5pdF9yY3VfaGVhZCgp IGFuZCBkZXN0cm95X3JjdV9oZWFkKCkgZnVuY3Rpb25zIG9ubHkgY2FyZQ0KPiA+IGFib3V0IHRo YXQuDQo+ID4gDQo+ID4gV2l0aCByY3UgaGVhZCBkZWJ1ZyB0dXJuZWQgb24sIEkgYW0gbm90IHNv IHN1cmUuIFRoZSBvYmplY3QgZGVidWcgY29kZQ0KPiA+IHdpbGwgaGF2ZSByZWZlcmVuY2VzIHRv IHVudXNlZCByY3UgaGVhZHMgbGVmdCBiZWhpbmQgZm9yIHVudXNlZCBzY3NpDQo+ID4gY21kcywg d2hpY2ggYXJlIGluZGVlZCBkeW5hbWljYWxseSBhbGxvY2F0ZWQgZm9yIGEgZGV2aWNlIHRvZ2V0 aGVyIHdpdGgNCj4gPiByZXF1ZXN0cyB3aGVuIHRoZSBkZXZpY2UgaXMgaW5pdGlhbGl6ZWQsIGJ1 dCB0aGV5IGFyZSBuZXZlciBmcmVlZCB1bnRpbA0KPiA+IHRoZSBkZXZpY2UgaXMgcmVtb3ZlZC4g U28gImR5bmFtaWNhbGx5IGFsbG9jYXRlZCBvYmplY3QiLCB5ZXMsIGJ1dCB0aGF0DQo+ID4gZG9l cyBub3QgbWF0Y2ggdGhlIHVzZSBvZiB0aGUgb2JqZWN0IGRvbmUgaW4gc2NzaSAoaS5lLiBhbGxv YyBiZWZvcmUgdXNlDQo+ID4gKyBmcmVlIGFmdGVyIHVzZSkuDQo+IA0KPiBIZWxsbyBEYW1pZW4s DQo+IA0KPiBQbGVhc2UgaGF2ZSBhIGxvb2sgYXQgdGhlIGZvbGxvd2luZyBwYXJ0IG9mDQo+IERv Y3VtZW50YXRpb24vUkNVL0Rlc2lnbi9SZXF1aXJlbWVudHMvUmVxdWlyZW1lbnRzLmh0bWw6DQo+ IA0KPiAJU2ltaWxhcmx5LCBzdGF0aWNhbGx5IGFsbG9jYXRlZCBub24tc3RhY2sgPHR0PnJjdV9o ZWFkPC90dD4NCj4gCXN0cnVjdHVyZXMgbXVzdCBiZSBpbml0aWFsaXplZCB3aXRoIDx0dD5pbml0 X3JjdV9oZWFkKCk8L3R0Pg0KPiAJYW5kIGNsZWFuZWQgdXAgd2l0aCA8dHQ+ZGVzdHJveV9yY3Vf aGVhZCgpPC90dD4uDQoNCkFuZCBmcm9tIDxsaW51eC9yY3VwZGF0ZS5oPjoNCg0KICogcmN1X2hl YWQgc3RydWN0dXJlcw0KICogYWxsb2NhdGVkIGR5bmFtaWNhbGx5IGluIHRoZSBoZWFwIG9yIGRl ZmluZWQgc3RhdGljYWxseSBkb24ndCBuZWVkIGFueQ0KICogaW5pdGlhbGl6YXRpb24uDQoNCkJh cnQu