From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Pau =?iso-8859-1?Q?Monn=E9?= Subject: Re: [PATCH RESEND 3/4] qdisk, hw/block/xen_disk: Perform grant copy instead of grant map. Date: Thu, 2 Jun 2016 15:47:26 +0200 Message-ID: <20160602134711.daxbypzj6ovjntae@mac> References: <1464669898-28495-1-git-send-email-paulinaszubarczyk@gmail.com> <1464669898-28495-4-git-send-email-paulinaszubarczyk@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b8SyC-0007O2-9T for xen-devel@lists.xenproject.org; Thu, 02 Jun 2016 13:47:32 +0000 Content-Disposition: inline In-Reply-To: <1464669898-28495-4-git-send-email-paulinaszubarczyk@gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Paulina Szubarczyk Cc: sstabellini@kernel.org, wei.liu2@citrix.com, George.Dunlap@eu.citrix.com, ian.jackson@eu.citrix.com, P.Gawkowski@ii.pw.edu.pl, anthony.perard@citrix.com, xen-devel@lists.xenproject.org List-Id: xen-devel@lists.xenproject.org T24gVHVlLCBNYXkgMzEsIDIwMTYgYXQgMDY6NDQ6NTdBTSArMDIwMCwgUGF1bGluYSBTenViYXJj enlrIHdyb3RlOgo+IEdyYW50IGNvcHkgb3BlcmF0aW9uIGlzIGRpdmlkZWQgaW50byB0d28gcGhh c2VzIGRpZmZlcmVudCBmb3IKPiAncmVhZCcgYW5kICd3cml0ZScgb3BlcmF0aW9uLgo+IAo+IEZv ciBhICdyZWFkJyBvcGVyYXRpb24gdGhlIGZsb3cgaXMgYXMgZm9sbG93Ogo+ICAgICAxLiBhbGxv Y2F0ZSBsb2NhbCBidWZmZXJzIGZvciBhbGwgdGhlIHNlZ21lbnRzIGNvbnRhaW5lZCBpbgo+ICAg ICAgICBhIHJlcXVlc3QuCj4gICAgIDIuIGZpbGwgdGhlIHJlcXVlc3QgaW8gdmVjdG9ycyB3aXRo IHRoZSBidWZmZXJzJyBhZGRyZXNzZXMKPiAgICAgMy4gaW52b2tlIHJlYWQgb3BlcmF0aW9uIGJ5 IHFlbXUgZGV2aWNlCj4gICAgIDQuIGluIHRoZSBjb21wbGV0aXRpb24gY2FsbCBncmFudCBjb3B5 Cj4gICAgIDUuIGZyZWUgdGhlIGJ1ZmZlcnMKPiAKPiBGdW5jdGlvbiAnaW9yZXFfcmVhZF9pbml0 JyBpbXBsZW1lbnRzIDEuIGFuZCAyLiBzdGVwLiBJdCBpcyBjYWxsZWQKPiBpbnN0ZWFkIG9mICdp b3JlcV9tYXAnIGluICdpb3JlcV9ydW5pb19xZW11X2FpbycuIFRoZW4gdGhlIGZ1bmN0aW9uCj4g J2lvcmVxX3J1bmlvX3FlbXVfYWlvJyBjb250aW51ZXMgd2l0aG91dGggY2hhbmdlcyBwZXJmb3Jt aW5nIHN0ZXAgMy4KPiBTdGVwcyA0LiBhbmQgNS4gYXJlIGNhbGxlZCBpbiB0aGUgY2FsbGJhY2sg ZnVuY3Rpb24KPiAncWVtdV9haW9fY29tcGxldGUnLiBUaGUgaW9yZXFfcmVhZCcgZnVuY3Rpb24g aXMgaW1wbGVtZW50ZWQgZm9yCj4gc3RlcCA0IHdoaWNoIGNhbGxzIHRoZSBuZXcgZnVuY3Rpb24g J3hjX2dudHRhYl9jb3B5X2dyYW50JyBwcmVzZW50ZWQKPiBpbiB0aGUgb3RoZXIgcGFydCBvZiB0 aGUgcGF0Y2guCj4gCj4gRm9yIGEgJ3dyaXRlJyBvcGVyYXRpb24gc3RlcHMgNC4gaGFwcGVucyBi ZWZvcmUgc3RlcCAyLi4gRmlyc3QgZGF0YQo+IGFyZSBjb3BpZWQgZnJvbSBjYWxsaW5nIGd1ZXN0 IGRvbWFpbnMgYW5kIHRoZW4gcWVtdSBvcGVyYXRlcyBvbgo+IHRoZW0uCj4gLS0tCj4gIGh3L2Js b2NrL3hlbl9kaXNrLmMgfCAxODUgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKwo+ICAxIGZpbGUgY2hhbmdlZCwgMTg1IGluc2VydGlvbnMoKykKPiAK PiBkaWZmIC0tZ2l0IGEvaHcvYmxvY2sveGVuX2Rpc2suYyBiL2h3L2Jsb2NrL3hlbl9kaXNrLmMK PiBpbmRleCAzYjc4ODJlLi40M2NkOWM5IDEwMDY0NAo+IC0tLSBhL2h3L2Jsb2NrL3hlbl9kaXNr LmMKPiArKysgYi9ody9ibG9jay94ZW5fZGlzay5jCj4gQEAgLTI4NCw2ICsyODQsMTU0IEBAIGVy cjoKPiAgICAgIHJldHVybiAtMTsKPiAgfQo+ICAKPiArCj4gK3N0YXRpYyB2b2lkKiBnZXRfYnVm ZmVyKHZvaWQpIHsKPiArICAgIHZvaWQgKmJ1ZjsKPiArCj4gKyAgICBidWYgPSBtbWFwKE5VTEws IDEgPDwgWENfUEFHRV9TSElGVCwgUFJPVF9SRUFEIHwgUFJPVF9XUklURSwgCj4gKyAgICAgICAg ICAgICAgIE1BUF9TSEFSRUQgfCBNQVBfQU5PTllNT1VTLCAtMSwgMCk7CgpQbGVhc2UgdXNlIFhD X1BBR0VfU0laRSBpbnN0ZWFkIG9mIFhDX1BBR0VfU0hJRlQsIGl0J3MgbW9yZSBjbGVhci4KCkkg d291bGQgYWxzbyBzdWdnZXN0IHVzaW5nIHhjX21lbWFsaWduIGluc3RlYWQgb2YgbW1hcCwgdG8g bWFrZSBzdXJlIHRoZSAKcmVzdWx0aW5nIGJ1ZmZlciBpcyBwYWdlIGFsaWduZWQuIG1tYXAgbWFr ZXMgbm8gZ3VhcmFudGVzIHRoYXQgdGhlIHJlc3VsdGluZyAKYWRkcmVzcyB3aWxsIGJlIHBhZ2Ut YWxpZ25lZC4KClJvZ2VyLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpo dHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK