Return-Path: linux-nfs-owner@vger.kernel.org Received: from exprod6og106.obsmtp.com ([64.18.1.191]:43937 "HELO exprod6og106.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751869Ab1LOQk6 (ORCPT ); Thu, 15 Dec 2011 11:40:58 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Subject: RE: copy offload support in Linux - new system call needed? Date: Thu, 15 Dec 2011 11:40:55 -0500 Message-ID: In-Reply-To: <1323965498.14317.13.camel@lade.trondhjem.org> References: <4EE8F75F.6070800@gmail.com> <20111214192739.GN2203@ZenIV.linux.org.uk> <4EE8FC2E.3010207@gmail.com> <20111214222723.GD7623@fieldses.org> <1323961140.14317.2.camel@lade.trondhjem.org> <1323965498.14317.13.camel@lade.trondhjem.org> From: "Loke, Chetan" To: "Trond Myklebust" Cc: "J. Bruce Fields" , "Ric Wheeler" , "Al Viro" , , "linux-fsdevel" , "Hannes Reinecke" , "Andrew Morton" , , "Joel Becker" , "James Bottomley" Sender: linux-nfs-owner@vger.kernel.org List-ID: PiA+DQo+ID4gV2h5IG5vdCBzdXBwb3J0IHNvbWV0aGluZyBsaWtlIHRoZSBhc3luYy1pb2NiPw0K PiANCj4gWW91IGNvdWxkLCBidXQgdGhhdCB3b3VsZCB0aWUgY29weWZpbGUoKSB0byB0aGUgYWlv IGludGVyZmFjZSB3aGljaCB3YXMNCj4gb25lIG9mIHRoZSB0aGluZ3MgdGhhdCBJIGJlbGlldmUg QWwgd2FzIG9wcG9zZWQgdG8gd2hlbiB3ZSBkaXNjdXNzZWQNCj4gdGhpcyBhdCBMU0YvTU0tMjAx MC4NCj4gDQoNCnZpcnR1YWxpemF0aW9uIHZlbmRvcnMgd2hvIHN1cHBvcnQgdGhpcyBvZmZsb2Fk IGRvIGl0IGF0IGEgbGF5ZXIgYWJvdmUgdGhlIGd1ZXN0LU9TKEludHJhLUxVTih0bSkgbG9ja2lu ZyBvciB3aGF0ZXZlciBmYW5jeSBsb2NraW5nKS4gU28gSSB0aGluayAnY29weWZpbGUnIGlzIGdv aW5nIHRvIGJlIGFwcGVhbGluZyB0byBhcHBsaWNhdGlvbi1kZXZlbG9wZXJzIG1vcmUgdGhhbiB0 aGUgaHlwZXJ2aXNvci12ZW5kb3JzLg0KDQpTbyBsZXQncyB0aGluayBhYm91dCBpdCBmcm9tIGVu ZC11c2VycyBwZXJzcGVjdGl2ZToNCldvbid0IGV2ZXJ5b25lIHJlcGxpY2F0ZSBjb2RlIHRvIGNo ZWNrIC0gJ0FtIEkgZG9uZSc/IEl0IHdpbGwganVzdCBtYWtlIGFwcGxpY2F0aW9uIGZvbGtzIHdy aXRlIG1vcmUgKHVnbHkpY29kZS4gQmVjYXVzZSB5b3Ugd291bGQgdGhlbiBoYXZlIHRvIG1haW50 YWluIGFub3RoZXIgcXVldWUvZXRjIHRvIGNoZWNrIGZvciB0aGlzIG9wZXJhdGlvbi4NCg0KV2Ug Y2FuIGp1c3Qgc3VwcG9ydCBmdWxsLWNvcHkuIFBhcnRpYWwgY29waWVzIGNhbiBiZSByZXR1cm5l ZCBhcyBmYWlsdXJlLg0K