From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: "Kani, Toshi" To: "torvalds@linux-foundation.org" CC: "linux-kernel@vger.kernel.org" , "alex.williamson@redhat.com" , "linux-block@vger.kernel.org" , "linux-rdma@vger.kernel.org" , "bhelgaas@google.com" , "hch@lst.de" , "axboe@kernel.dk" , "linux-nvdimm@lists.01.org" , "jglisse@redhat.com" , "linux-nvme@lists.infradead.org" , "maxg@mellanox.com" , "linux-pci@vger.kernel.org" , "keith.busch@intel.com" , "benh@kernel.crashing.org" , "jgg@ziepe.ca" , "oliveroh@au1.ibm.com" Subject: Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory Date: Fri, 2 Mar 2018 17:38:58 +0000 Message-ID: <1520015040.2693.38.camel@hpe.com> References: <20180228234006.21093-1-logang@deltatee.com> <1519876489.4592.3.camel@kernel.crashing.org> <1519876569.4592.4.camel@au1.ibm.com> <1519936477.4592.23.camel@au1.ibm.com> <1519936815.4592.25.camel@au1.ibm.com> <20180301205315.GJ19007@ziepe.ca> <1519942012.4592.31.camel@au1.ibm.com> <1519943658.4592.34.camel@kernel.crashing.org> <1520010446.2693.19.camel@hpe.com> In-Reply-To: Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gRnJpLCAyMDE4LTAzLTAyIGF0IDA4OjU3IC0wODAwLCBMaW51cyBUb3J2YWxkcyB3cm90ZToN Cj4gT24gRnJpLCBNYXIgMiwgMjAxOCBhdCA4OjIyIEFNLCBLYW5pLCBUb3NoaSA8dG9zaGkua2Fu aUBocGUuY29tPiB3cm90ZToNCj4gPiANCj4gPiBGV0lXLCB0aGlzIHRoaW5nIGlzIGNhbGxlZCBN VFJScyBvbiB4ODYsIHdoaWNoIGFyZSBpbml0aWFsaXplZCBieSBCSU9TLg0KPiANCj4gTm8uDQo+ IA0KPiBPciByYXRoZXIsIHRoYXQncyBzaW1wbHkganVzdCBhbm90aGVyIChzbWFsbCkgcGFydCBv ZiBpdCBhbGwgLSBhbmQgYW4NCj4gYXJjaGl0ZWN0ZWQgYW5kIGRvY3VtZW50ZWQgb25lIGF0IHRo YXQuDQo+IA0KPiBMaWtlIHRoZSBwYWdlIHRhYmxlIGNhY2hpbmcgZW50cmllcywgdGhlIG1lbW9y eSB0eXBlIHJhbmdlIHJlZ2lzdGVycw0KPiBhcmUgcmVhbGx5IGp1c3QgInNlY29uZGFyeSBpbmZv cm1hdGlvbiIuIFRoZXkgZG9uJ3QgYWN0dWFsbHkgc2VsZWN0DQo+IGJldHdlZW4gUENJZSBhbmQg UkFNLCB0aGV5IGp1c3QgYWZmZWN0IHRoZSBiZWhhdmlvciBvbiB0b3Agb2YgdGhhdC4NCj4gDQo+ IFRoZSByZWFsbHkgbml0dHktZ3JpdHR5IHN0dWZmIGlzIG5vdCBhcmNoaXRlY3RlZCwgYW5kIGdl bmVyYWxseSBub3QNCj4gZG9jdW1lbnRlZCBvdXRzaWRlIChwb3NzaWJseSkgdGhlIEJJT1Mgd3Jp dGVyJ3MgZ3VpZGUgdGhhdCBpcyBub3QgbWFkZQ0KPiBwdWJsaWMuDQo+IA0KPiBUaG9zZSBtYWdp Y2FsIHJlZ2lzdGVycyBjb250YWluIGRldGFpbHMgbGlrZSBob3cgdGhlIERSQU0gaXMNCj4gaW50 ZXJsZWF2ZWQgKGlmIGl0IGlzKSwgd2hhdCB0aGUgdGltaW5ncyBhcmUsIHdoZXJlIHdoaWNoIG1l bW9yeQ0KPiBjb250cm9sbGVyIGhhbmRsZXMgd2hpY2ggbWVtb3J5IHJhbmdlLCBhbmQgd2hhdCBh cmUgZ29lcyB0byBQQ0llIGV0Yy4NCj4gDQo+IEJhc2ljYWxseSBhbGwgdGhlIGFjdHVhbCAqc3Rl ZXJpbmcqIGluZm9ybWF0aW9uIGlzIHZlcnkgbXVjaCBoaWRkZW4NCj4gYXdheSBmcm9tIHRoZSBr ZXJuZWwgKGFuZCBvZnRlbiBmcm9tIHRoZSBCSU9TIHRvbykuIFRoZSBwYXJ0cyB3ZSBzZWUNCj4g YXQgYSBoaWdoZXIgbGV2ZWwgYXJlIGp1c3QgdHVuaW5nIGFuZCB0d2Vha3MuDQo+IA0KPiBOb3Rl OiB0aGUgZGV0YWlscyBkaWZmZXIgX2Vub3Jtb3VzbHlfIGJldHdlZW4gZGlmZmVyZW50IGNoaXBz LiBUaGUNCj4gc2V0dXAgY2FuIGJlIHZlcnkgZGlmZmVyZW50LCB3aXRoIHRoaW5ncyBsaWtlIEtu aWdodHMgTGFuZGluZyBoYXZpbmcNCj4gdGhlIGV4dGVybmFsIGNhY2hlIHRoYXQgY2FuIGFsc28g YWN0IGFzIGxvY2FsIG1lbW9yeSB0aGF0IGlzbid0IGENCj4gY2FjaGUgYnV0IG1hcHMgYXQgYSBk aWZmZXJlbnQgcGh5c2ljYWwgYWRkcmVzcyBpbnN0ZWFkIGV0Yy4gVGhhdCdzIHRoZQ0KPiBraW5k IG9mIHN0ZWVyaW5nIEknbSB0YWxraW5nIGFib3V0IC0gYXQgYSBsb3cgbGV2ZWwgaG93IHBoeXNp Y2FsDQo+IGFkZHJlc3NlcyBnZXQgbWFwcGVkIHRvIGRpZmZlcmVudCBjYWNoZSBwYXJ0aXRpb25z LCBtZW1vcnkNCj4gY29udHJvbGxlcnMsIG9yIHRvIHRoZSBJTyBzeXN0ZW0gZXRjLg0KDQpSaWdo dCwgTVJDIGNvZGUgaXMgbm90IGRvY3VtZW50ZWQgcHVibGljbHksIGFuZCBpdCBpcyB2ZXJ5IG11 Y2ggQ1BVDQpkZXBlbmRlbnQuICBJdCBwcm9ncmFtcyBhZGRyZXNzIGRlY29kZXJzIGFuZCBtYXBz IERSQU1zIHRvIHBoeXNpY2FsDQphZGRyZXNzIGFzIHlvdSBkZXNjcmliZWQuICBNVFJScyBoYXZl IG5vdGhpbmcgdG8gZG8gd2l0aCB0aGlzIG1lbW9yeQ0KY29udHJvbGxlciBzZXR0aW5nLiAgVGhh dCBzYWlkLCBNVFJScyBzcGVjaWZ5IENQVSdzIG1lbW9yeSBhY2Nlc3MgdHlwZSwNCnN1Y2ggYXMg VUMgYW5kIFdCLg0KDQpUaGFua3MsDQotVG9zaGkNCg==