From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Laight Subject: RE: [RFC PATCH 0/3] kernel: add support for 256-bit IO access Date: Tue, 20 Mar 2018 15:10:39 +0000 Message-ID: References: <7f0ddb3678814c7bab180714437795e0@AcuMS.aculab.com> <7f8d811e79284a78a763f4852984eb3f@AcuMS.aculab.com> <20180320082651.jmxvvii2xvmpyr2s@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: Thomas Gleixner , Rahul Lakkireddy , "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , "mingo@redhat.com" , "hpa@zytor.com" , "davem@davemloft.net" , "akpm@linux-foundation.org" , "torvalds@linux-foundation.org" , "ganeshgr@chelsio.com" , "nirranjan@chelsio.com" , "indranil@chelsio.com" , Peter Zijlstra , Fenghua Yu , Eric Biggers , Rik van Riel To: 'Andy Lutomirski' , Ingo Molnar Return-path: In-Reply-To: Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org RnJvbTogQW5keSBMdXRvbWlyc2tpDQo+IFNlbnQ6IDIwIE1hcmNoIDIwMTggMTQ6NTcNCi4uLg0K PiBJJ2QgcmF0aGVyIHNlZSB1cyBmaW5hbGx5IGZpbmlzaCB0aGUgd29yayB0aGF0IFJpayBzdGFy dGVkIHRvIHJld29yaw0KPiB0aGlzIGRpZmZlcmVudGx5LiAgSSdkIGxpa2Uga2VybmVsX2ZwdV9i ZWdpbigpIHRvIGxvb2sgbGlrZToNCj4gDQo+IGlmICh0ZXN0X3RocmVhZF9mbGFnKFRJRl9ORUVE X0ZQVV9SRVNUT1JFKSkgew0KPiAgIHJldHVybjsgLy8gd2UncmUgYWxyZWFkeSBva2F5LiAgbWF5 YmUgd2UgbmVlZCB0byBjaGVjaw0KPiBpbl9pbnRlcnJ1cHQoKSBvciBzb21ldGhpbmcsIHRob3Vn aD8NCj4gfSBlbHNlIHsNCj4gICBYU0FWRVMvWFNBVkVPUFQvWFNBVkU7DQo+ICAgc2V0X3RocmVh ZF9mbGFnKFRJRl9ORUVEX0ZQVV9SRVNUT1JFKToNCj4gfQ0KPiANCj4gYW5kIGtlcm5lbF9mcHVf ZW5kKCkgZG9lcyBub3RoaW5nIGF0IGFsbC4NCg0KSSBndWVzcyBpdCBtaWdodCBuZWVkIHRvIHNl dCAoY2xlYXI/KSB0aGUgQ0ZMQUdTIGJpdCBmb3IgYSBwcm9jZXNzDQp0aGF0IGlzbid0IHVzaW5n IHRoZSBmcHUgYXQgYWxsIC0gd2hpY2ggc2VlbXMgYSBzZW5zaWJsZSBmZWF0dXJlLg0KIA0KPiBX ZSB0YWtlIHRoZSBmdWxsIHBlcmZvcm1hbmNlIGhpdCBmb3IgYSAqc2luZ2xlKiBrZXJuZWxfZnB1 X2JlZ2luKCkgb24NCj4gYW4gb3RoZXJ3aXNlIHNob3J0IHN5c2NhbGwgb3IgaW50ZXJydXB0LCBi dXQgdGhlcmUncyBubyBhZGRpdGlvbmFsDQo+IGNvc3QgZm9yIG1vcmUgb2YgdGhlbSBvciBmb3Ig bG9uZy1lbm91Z2gtcnVubmluZyB0aGluZ3MgdGhhdCB3ZQ0KPiBzY2hlZHVsZSBpbiB0aGUgbWlk ZGxlLg0KDQpJdCBtaWdodCBiZSB3b3J0aCBhZGRpbmcgYSBwYXJhbWV0ZXIgdG8ga2VybmVsX2Zw dV9iZWdpbigpIHRvIGluZGljYXRlDQp3aGljaCByZWdpc3RlcnMgYXJlIG5lZWRlZCwgYW5kIGEg cmV0dXJuIHZhbHVlIHRvIHNheSB3aGF0IGhhcyBiZWVuDQpncmFudGVkLg0KVGhlbiBhIGRyaXZl ciBjb3VsZCByZXF1ZXN0IEFWWDIgKGZvciBleGFtcGxlKSBhbmQgdXNlIGEgZmFsbGJhY2sgcGF0 aA0KaWYgdGhlIHJlZ2lzdGVyIHNldCBpc24ndCBhdmFpbGFibGUgKGZvciBhbnkgcmVhc29uKS4N CkEgY2FsbCBmcm9tIGFuIElTUiBjb3VsZCBhbHdheXMgZmFpbC4NCg0KPiBBcyBJIHJlbWVtYmVy LCB0aGUgbWFpbiBoYW5ndXAgd2FzIHRoYXQgdGhpcyBpbnRlcmFjdHMgYSBiaXQgb2RkbHkNCj4g d2l0aCBQS1JVLCBidXQgdGhhdCdzIG1hbmFnZWFibGUuDQoNCldURiBQS1JVID8/DQoNCglEdmFp ZA0KDQo=