From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: [PATCH v6 08/14] vtd: add lookup_page method to iommu_ops Date: Wed, 12 Sep 2018 10:09:16 +0000 Message-ID: References: <20180823094711.21376-1-paul.durrant@citrix.com> <20180823094711.21376-9-paul.durrant@citrix.com> <5B925CC402000078001E6538@prv1-mh.provo.novell.com> <5B98D1B702000078001E7A8F@prv1-mh.provo.novell.com> <77f7af1c0daf48c9ab66bbd77cc022ec@AMSPEX02CL03.citrite.net> <2c79d7d0775c4cbe8dc7577ab6b08e74@AMSPEX02CL03.citrite.net> <22882dd60fc847728f96b2d4b9c0a9d3@AMSPEX02CL03.citrite.net> <5B98D65E02000078001E7ACF@prv1-mh.provo.novell.com> <7ad76f0c35584cf08adcffaf1fe5bba4@AMSPEX02CL03.citrite.net> <5B98D89A02000078001E7B14@prv1-mh.provo.novell.com> <82baab81955d48ae9a2c50b964c2ca34@AMSPEX02CL03.citrite.net> <5B98DA8902000078001E7B4E@prv1-mh.provo.novell.com> <5B98E57B02000078001E7BCB@prv1-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from all-amaz-eas1.inumbo.com ([34.197.232.57]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1g025V-0006ca-Ke for xen-devel@lists.xenproject.org; Wed, 12 Sep 2018 10:09:33 +0000 In-Reply-To: <5B98E57B02000078001E7BCB@prv1-mh.provo.novell.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: 'Jan Beulich' Cc: xen-devel , Kevin Tian , George Dunlap List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+IEZyb206IEphbiBCZXVsaWNoIFttYWlsdG86 SkJldWxpY2hAc3VzZS5jb21dCj4gU2VudDogMTIgU2VwdGVtYmVyIDIwMTggMTE6MDgKPiBUbzog UGF1bCBEdXJyYW50IDxQYXVsLkR1cnJhbnRAY2l0cml4LmNvbT4KPiBDYzogR2VvcmdlIER1bmxh cCA8R2VvcmdlLkR1bmxhcEBjaXRyaXguY29tPjsgS2V2aW4gVGlhbgo+IDxrZXZpbi50aWFuQGlu dGVsLmNvbT47IHhlbi1kZXZlbCA8eGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnPgo+IFN1 YmplY3Q6IFJFOiBbUEFUQ0ggdjYgMDgvMTRdIHZ0ZDogYWRkIGxvb2t1cF9wYWdlIG1ldGhvZCB0 byBpb21tdV9vcHMKPiAKPiA+Pj4gT24gMTIuMDkuMTggYXQgMTE6MzAsIDxQYXVsLkR1cnJhbnRA Y2l0cml4LmNvbT4gd3JvdGU6Cj4gPj4gIC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4gPj4g RnJvbTogSmFuIEJldWxpY2ggW21haWx0bzpKQmV1bGljaEBzdXNlLmNvbV0KPiA+PiBTZW50OiAx MiBTZXB0ZW1iZXIgMjAxOCAxMDoyMQo+ID4+IFRvOiBQYXVsIER1cnJhbnQgPFBhdWwuRHVycmFu dEBjaXRyaXguY29tPgo+ID4+IENjOiBHZW9yZ2UgRHVubGFwIDxHZW9yZ2UuRHVubGFwQGNpdHJp eC5jb20+OyBLZXZpbiBUaWFuCj4gPj4gPGtldmluLnRpYW5AaW50ZWwuY29tPjsgeGVuLWRldmVs IDx4ZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmc+Cj4gPj4gU3ViamVjdDogUkU6IFtQQVRD SCB2NiAwOC8xNF0gdnRkOiBhZGQgbG9va3VwX3BhZ2UgbWV0aG9kIHRvCj4gaW9tbXVfb3BzCj4g Pj4KPiA+PiA+Pj4gT24gMTIuMDkuMTggYXQgMTE6MTUsIDxQYXVsLkR1cnJhbnRAY2l0cml4LmNv bT4gd3JvdGU6Cj4gPj4gPj4gIC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4gPj4gPj4gRnJv bTogSmFuIEJldWxpY2ggW21haWx0bzpKQmV1bGljaEBzdXNlLmNvbV0KPiA+PiA+PiBTZW50OiAx MiBTZXB0ZW1iZXIgMjAxOCAxMDoxMwo+ID4+ID4+IFRvOiBQYXVsIER1cnJhbnQgPFBhdWwuRHVy cmFudEBjaXRyaXguY29tPgo+ID4+ID4+IENjOiBHZW9yZ2UgRHVubGFwIDxHZW9yZ2UuRHVubGFw QGNpdHJpeC5jb20+OyBLZXZpbiBUaWFuCj4gPj4gPj4gPGtldmluLnRpYW5AaW50ZWwuY29tPjsg eGVuLWRldmVsIDx4ZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmc+Cj4gPj4gPj4gU3ViamVj dDogUkU6IFtQQVRDSCB2NiAwOC8xNF0gdnRkOiBhZGQgbG9va3VwX3BhZ2UgbWV0aG9kIHRvCj4g Pj4gaW9tbXVfb3BzCj4gPj4gPj4KPiA+PiA+PiA+Pj4gT24gMTIuMDkuMTggYXQgMTE6MDUsIDxQ YXVsLkR1cnJhbnRAY2l0cml4LmNvbT4gd3JvdGU6Cj4gPj4gPj4gPj4gRnJvbTogSmFuIEJldWxp Y2ggW21haWx0bzpKQmV1bGljaEBzdXNlLmNvbV0KPiA+PiA+PiA+PiBTZW50OiAxMiBTZXB0ZW1i ZXIgMjAxOCAxMDowMwo+ID4+ID4+ID4+Cj4gPj4gPj4gPj4gQSBIVk0gZ3Vlc3QgdXNpbmcgdGhl IFBWIElPTU1VIGlzIHF1aXRlIGZpbmUsIGJ1dCBpdCBzaG91bGRuJ3QgdGFsawo+IHRvCj4gPj4g Pj4gPj4gaXQgaW4gdGVybXMgb2YgTUZOcy4KPiA+PiA+PiA+Pgo+ID4+ID4+ID4KPiA+PiA+PiA+ IFdlbGwsIGl0IGhhcyB0byB0YWxrIE1GTnMgYXQgc29tZSBsZXZlbCwgc3VyZWx5PyBUaGUgb3V0 cHV0IG9mIHRoZQo+ID4+IElPTU1VIGlzCj4gPj4gPj4gPiBub3Qgc3ViamVjdCB0byBFUFQvTlBU LCByaWdodD8KPiA+PiA+Pgo+ID4+ID4+IFllcyB0byB0aGUgc2Vjb25kIHF1ZXN0aW9uLCBidXQg bm8gdG8gdGhlIGZpcnN0OiBUaGUgR0ZOIC0+IE1GTgo+ID4+IHRyYW5zbGF0aW9uCj4gPj4gPj4g c2hvdWxkIHN0aWxsIGJlIGRvbmUgaW5zaWRlIFhlbiBpbiB0aGUgSFZNIGNhc2UsIGltbyAoaW4g dGhlIGNvdXJzZSBvZgo+ID4+ID4+IG1hbnVmYWN0dXJpbmcgdGhlIFBURSkuCj4gPj4gPgo+ID4+ ID4gSW5kZWVkLiBUaGlzIGZ1bmN0aW9uIGlzIHZlcnkgbXVjaCBpbnRlcm5hbCB0byBYZW4gKGl0 J3Mgc2ltcGx5IGFuCj4gPj4gPiBhYnN0cmFjdGlvbiBvbiB0b3Agb2YgYSB2ZW5kb3IgaW1wbGVt ZW50YXRpb24pLCBzbyB3aHkgc2hvdWxkIGl0IG5vdAo+IHdvcmsKPiA+PiBpbgo+ID4+ID4gdGVy bXMgb2YgTUZOcz8KPiA+Pgo+ID4+IEJlY2F1c2UgIk1GTiIgaXMgYSBjb25jZXB0IGEgSFZNIGd1 ZXN0IGlzIG5vdCBrbm93aW5nIGFib3V0LCBvcgo+ID4+IHN1cHBvc2VkIHRvIGJlIGtub3dpbmcu IFRoZSBvbmx5IHRpbWUgd2hlcmUgKHBhcnQgb2YpIGl0IG1pZ2h0Cj4gPj4gbGVnaXRpbWF0ZWx5 IChoYXZlIHRvKSBrbm93IGlzIHdoZW4gaXQgY29tZXMgdG8gbWFuYWdpbmcgdGhlIGhvc3QKPiA+ PiAoaW5jbHVkaW5nIGFueSBndWVzdHMpLCBpLmUuIGluIHRoZSB0b29sIHN0YWNrIG9mIGEgUFZI IERvbTAuCj4gPgo+ID4gT2suIFNvIGNvbnNpZGVyIHZhbGlkYXRpbmcgYSBQVi1JT01NVSB1bm1h cCByZXF1ZXN0IGZyb20gYW4gSFZNCj4gZ3Vlc3QuIEl0Cj4gPiBwYXNzZXMgaW4gYSBERk4gYW5k IGEgR0ZOICBiZWxvbmdpbmcgdG8gaXRzZWxmLiBOb3cgWGVuIG5lZWRzIHRvIGZpZ3VyZSBvdXQK PiA+IHdoZXRoZXIgdGhhdCBCRk4gYWN0dWFsbHkgbWFwcyB0byB0aGUgR0ZOLiBJdCBjYW4gbG9v ayB1cCB0aGUgTUZOIGJhY2tpbmcKPiB0aGUKPiA+IEdGTiAoZnJvbSB0aGUgcDJtKS4gSG93IGRv ZXMgWGVuIG5vdyB2YWxpZGF0ZSBpdCBpZiBpdCBjYW5ub3QgbG9va3VwIHdoYXQKPiBNRk4KPiA+ IGlzIGFjdHVhbGx5IHByZXNlbnQgaW4gdGhlIFBURSByZWZlcmVuY2VkIGJ5IHRoZSBERk4/Cj4g Cj4gSSdtIGFmcmFpZCBJIGRvbid0IHVuZGVyc3RhbmQ6IFRoZSBwYXNzZWQgaW4gR0ZOIGdldHMg dHJhbnNsYXRlZAo+IHRvIGFuIE1GTiB1c2luZyBhIHAybSBsb29rdXAuIFRoZSBwYXNzZWQgaW4g REZOICh3aGljaCBhaXVpIG91Z2h0Cj4gdG8gbWF0Y2ggdGhlIEdGTiBhbnl3YXkgb24geDg2KSBn ZXRzIHRyYW5zbGF0ZWQgdG8gYW4gTUZOIHVzaW5nCj4gYW4gSU9NTVUgcGFnZSB0YWJsZSBsb29r dXAuIFRoZSByZXN1bHRpbmcgdHdvIE1GTnMgaGF2ZSB0bwo+IG1hdGNoIGZvciB0aGUgcmVxdWVz dCB0byBiZSB2YWxpZC4KPiAKClF1aXRlLiBTbyBob3cgZG9lcyB0aGF0IHdvcmsgaWYgaW9tbXVf bG9va3VwX3BhZ2UoKSBpcyBBU1NFUlRpbmcgdGhhdCB0aGUgZG9tYWluIGluIHF1ZXN0aW9uIGlz IG5vdCBIVk0/CgogIFBhdWwKCj4gSmFuCj4gCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlz dHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xp c3RpbmZvL3hlbi1kZXZlbA==