From: "Verma, Vishal L" Subject: Re: [PATCH 5/5] dax: handle media errors in dax_do_io Date: Fri, 25 Mar 2016 20:59:30 +0000 Message-ID: <1458939566.5501.5.camel@intel.com> References: <1458861450-17705-1-git-send-email-vishal.l.verma@intel.com> <1458861450-17705-6-git-send-email-vishal.l.verma@intel.com> <20160325104549.GB10525@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: "linux-block@vger.kernel.org" , "xfs@oss.sgi.com" , "linux-nvdimm@ml01.01.org" , "linux-mm@kvack.org" , "viro@zeniv.linux.org.uk" , "Williams, Dan J" , "axboe@fb.com" , "akpm@linux-foundation.org" , "linux-fsdevel@vger.kernel.org" , "ross.zwisler@linux.intel.com" , "linux-ext4@vger.kernel.org" , "Wilcox, Matthew R" , "david@fromorbit.com" , "jack@suse.cz" To: "hch@infradead.org" Return-path: In-Reply-To: <20160325104549.GB10525@infradead.org> Content-Language: en-US Content-ID: <21B546D71D01A9489F096D2F38A6C68A@intel.com> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org T24gRnJpLCAyMDE2LTAzLTI1IGF0IDAzOjQ1IC0wNzAwLCBDaHJpc3RvcGggSGVsbHdpZyB3cm90 ZToNCj4gT24gVGh1LCBNYXIgMjQsIDIwMTYgYXQgMDU6MTc6MzBQTSAtMDYwMCwgVmlzaGFsIFZl cm1hIHdyb3RlOg0KPiA+IA0KPiA+IGRheF9kb19pbyAoY2FsbGVkIGZvciByZWFkKCkgb3Igd3Jp dGUoKSBmb3IgYSBkYXggZmlsZSBzeXN0ZW0pIG1heQ0KPiA+IGZhaWwNCj4gPiBpbiB0aGUgcHJl c2VuY2Ugb2YgYmFkIGJsb2NrcyBvciBtZWRpYSBlcnJvcnMuIFNpbmNlIHdlIGV4cGVjdCB0aGF0 DQo+ID4gYQ0KPiA+IHdyaXRlIHNob3VsZCBjbGVhciBtZWRpYSBlcnJvcnMgb24gbnZkaW1tcywg bWFrZSBkYXhfZG9faW8gZmFsbA0KPiA+IGJhY2sgdG8NCj4gPiB0aGUgZGlyZWN0X0lPIHBhdGgs IHdoaWNoIHdpbGwgc2VuZCBkb3duIGEgYmlvIHRvIHRoZSBkcml2ZXIsIHdoaWNoDQo+ID4gY2Fu DQo+ID4gdGhlbiBhdHRlbXB0IHRvIGNsZWFyIHRoZSBlcnJvci4NCj4gTGVhdmUgdGhlIGZhbGxi YWNrIG9uIC1FSU8gdG8gdGhlIGNhbGxlcnMgcGxlYXNlLsKgwqBUaGV5IGdlbmVyYWxseQ0KPiBj YWxsDQo+IF9fYmxvY2tkZXZfZGlyZWN0X0lPIGFueXdheSwgc28gaXQgc2hvdWxkIGFjdHVhbGx5 IGJlY29tZSBzaW1wbGVyDQo+IHRoYXQNCj4gd2F5Lg0KDQpJIHRob3VnaHQgb2YgdGhpcywgYnV0 IG1hZGUgdGhlIHJldHJ5aW5nIGhhcHBlbiBpbiB0aGUgd3JhcHBlciBzbyB0aGF0DQppdCBjYW4g YmUgY2VudHJhbGl6ZWQuIElmIHRoZSBjYWxsZXJzIHdlcmUgdG8gYmVjb21lIHJlc3BvbnNpYmxl IGZvcg0KdGhlIHJldHJ5LCB0aGVuIGFueSBuZXcgY2FsbGVycyBvZiBkYXhfZG9faW8gbWlnaHQg bm90IHJlYWxpemUgdGhleSBhcmUNCnJlc3BvbnNpYmxlIGZvciByZXRyeWluZywgYW5kIGhpdCBw cm9ibGVtcy4gQW5vdGhlciB0cmlja3kgcG9pbnQgbWlnaHQNCmJlOiBpbiB0aGUgd3JhcHBlciwg aWYgX19kYXhfZG9faW8gZmFpbGVkIHdpdGggLUVJTywgYW5kIHN1YnNlcXVlbnRseQ0KX19ibG9j a2Rldl9kaXJlY3RfSU8gYWxzbyBmYWlscyB3aXRoIGEgKmRpZmZlcmVudCogZXJyb3IsIEkgY2hv c2UgdG8NCnJldHVybiAtRUlPIGJlY2F1c2UgdGhhdCB3YXMgdGhlICdmaXJzdCcgZXJyb3Igd2Ug aGl0IGFuZCBjYXVzZWQgdXMgdG8NCmZhbGxiYWNrLi4gKERvZXMgdGhpcyBldmVuIHNlZW0gcmVh c29uYWJsZT8pIEFuZCBpZiBzbywgZG8gd2Ugd2FudCB0bw0KcHVzaCBiYWNrIHRoaXMgZGVjaXNp b24gdG9vLCB0byB0aGUgY2FsbGVycz8=