From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: [PATCH v6 01/14] iommu: introduce the concept of BFN... Date: Fri, 7 Sep 2018 08:13:16 +0000 Message-ID: <9794bffb9c4b4d65abad36e934de2083@AMSPEX02CL03.citrite.net> References: <20180823094711.21376-1-paul.durrant@citrix.com> <20180823094711.21376-2-paul.durrant@citrix.com> <5B88147F02000078001E39FB@prv1-mh.provo.novell.com> <5B8D1F2602000078001E48B5@prv1-mh.provo.novell.com> <5B8E432E02000078001E4FB5@prv1-mh.provo.novell.com> <5B8E469802000078001E4FE5@prv1-mh.provo.novell.com> <777ac29dd97a46938eec6c00ecf51e32@AMSPEX02CL03.citrite.net> <5B8E4B8A02000078001E505A@prv1-mh.provo.novell.com> <5B8F7C5202000078001E559F@prv1-mh.provo.novell.com> <5B8F81B302000078001E55C9@prv1-mh.provo.novell.com> <5B8FA41B02000078001E56E4@prv1-mh.provo.novell.com> <707e1cd819cf4dbc996c80c936d25606@AMSPEX02CL03.citrite.net> <5B9127ED02000078001E5F41@prv1-mh.provo.novell.com> <5B92199C02000078001E6227@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 1fyBtK-0001iO-Ey for xen-devel@lists.xenproject.org; Fri, 07 Sep 2018 08:13:22 +0000 In-Reply-To: <5B92199C02000078001E6227@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' , Kevin Tian Cc: xen-devel , Julien Grall , Stefano Stabellini , Suravee Suthikulpanit List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+IEZyb206IEphbiBCZXVsaWNoIFttYWlsdG86 SkJldWxpY2hAc3VzZS5jb21dCj4gU2VudDogMDcgU2VwdGVtYmVyIDIwMTggMDc6MjQKPiBUbzog UGF1bCBEdXJyYW50IDxQYXVsLkR1cnJhbnRAY2l0cml4LmNvbT47IEtldmluIFRpYW4KPiA8a2V2 aW4udGlhbkBpbnRlbC5jb20+Cj4gQ2M6IFN1cmF2ZWUgU3V0aGlrdWxwYW5pdCA8c3VyYXZlZS5z dXRoaWt1bHBhbml0QGFtZC5jb20+OyBKdWxpZW4gR3JhbGwKPiA8anVsaWVuLmdyYWxsQGFybS5j b20+OyBTdGVmYW5vIFN0YWJlbGxpbmkgPHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+OyB4ZW4tCj4g ZGV2ZWwgPHhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZz4KPiBTdWJqZWN0OiBSRTogW1hl bi1kZXZlbF0gW1BBVENIIHY2IDAxLzE0XSBpb21tdTogaW50cm9kdWNlIHRoZSBjb25jZXB0IG9m Cj4gQkZOLi4uCj4gCj4gPj4+IE9uIDA3LjA5LjE4IGF0IDAzOjQ3LCA8a2V2aW4udGlhbkBpbnRl bC5jb20+IHdyb3RlOgo+ID4+ICBGcm9tOiBQYXVsIER1cnJhbnQgW21haWx0bzpQYXVsLkR1cnJh bnRAY2l0cml4LmNvbV0KPiA+PiBTZW50OiBUaHVyc2RheSwgU2VwdGVtYmVyIDYsIDIwMTggMTA6 NTQgUE0KPiA+Pgo+ID4+ID4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPiA+PiA+IEZyb206 IEphbiBCZXVsaWNoIFttYWlsdG86SkJldWxpY2hAc3VzZS5jb21dCj4gPj4gPiBTZW50OiAwNiBT ZXB0ZW1iZXIgMjAxOCAxNDoxMwo+ID4+ID4gVG86IFBhdWwgRHVycmFudCA8UGF1bC5EdXJyYW50 QGNpdHJpeC5jb20+Cj4gPj4gPiBDYzogU3VyYXZlZSBTdXRoaWt1bHBhbml0IDxzdXJhdmVlLnN1 dGhpa3VscGFuaXRAYW1kLmNvbT47IEp1bGllbgo+IEdyYWxsCj4gPj4gPiA8anVsaWVuLmdyYWxs QGFybS5jb20+OyBLZXZpbiBUaWFuIDxrZXZpbi50aWFuQGludGVsLmNvbT47IFN0ZWZhbm8KPiA+ PiA+IFN0YWJlbGxpbmkgPHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+OyB4ZW4tZGV2ZWwgPHhlbi0K PiA+PiA+IGRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnPgo+ID4+ID4gU3ViamVjdDogUkU6IFtY ZW4tZGV2ZWxdIFtQQVRDSCB2NiAwMS8xNF0gaW9tbXU6IGludHJvZHVjZSB0aGUKPiBjb25jZXB0 Cj4gPj4gb2YKPiA+PiA+IEJGTi4uLgo+ID4+ID4KPiA+PiA+ID4+PiBPbiAwNi4wOS4xOCBhdCAx MjozNiwgPFBhdWwuRHVycmFudEBjaXRyaXguY29tPiB3cm90ZToKPiA+PiA+ID4+IEZyb206IEph biBCZXVsaWNoIFttYWlsdG86SkJldWxpY2hAc3VzZS5jb21dCj4gPj4gPiA+PiBTZW50OiAwNSBT ZXB0ZW1iZXIgMjAxOCAxMDozOQo+ID4+ID4gPj4KPiA+PiA+ID4+ID4+PiBPbiAwNS4wOS4xOCBh dCAxMToxMywgPFBhdWwuRHVycmFudEBjaXRyaXguY29tPiB3cm90ZToKPiA+PiA+ID4+ID4gUGVy c29uYWxseSBJIHRoaW5rICdidXMgYWRkcmVzcycgaXMgY29tbW9ubHkgZW5vdWdoIHVzZWQgdGVy bSBmb3IKPiA+PiA+ID4+IGFkZHJlc3Nlcwo+ID4+ID4gPj4gPiB1c2VkIGJ5IGRldmljZXMgZm9y IERNQS4gSW5kZWVkIHdlIGhhdmUgYWxyZWFkeSAnZGV2X2J1c19hZGRyJwo+IGluCj4gPj4gPiB0 aGUKPiA+PiA+ID4+IGdyYW50Cj4gPj4gPiA+PiA+IG1hcCBhbmQgdW5tYXAgaHlwZXJjYWxscy4g U28gYmFkZHIgYW5kIGJmbiBzZWVtIGxpa2Ugb2sgdGVybXMgdG8KPiA+PiBtZS4KPiA+PiA+IEl0 J3MKPiA+PiA+ID4+ID4gYWxzbyBub3QgaW1wb3NzaWJsZSB0byByZW5hbWUgdGhlc2UgbGF0ZXIg aWYgdGhleSBwcm92ZQo+IHByb2JsZW1hdGljLgo+ID4+ID4gPj4KPiA+PiA+ID4+IEJ1dCB0aGF0 J3MgdGhlIHBvaW50IC0gdGhlIG5hbWVzIGFyZSBwcm9ibGVtYXRpYyAodG8gbWUpOiBJCj4gPj4g cGVybWFuZW50bHkKPiA+PiA+ID4+IGhhdmUgdG8gcmVtaW5kIG15c2VsZiB0aGF0IHRoZXkgZG8g X25vdF8gcmVmZXIgdG8gdGhlIGFkZHJlc3NlcyBhcwo+ID4+ID4gPj4gc2VlbiB3aGVuIGFjY2Vz c2luZyBtZW1vcnksIGJ1dCB0aGUgb25lcyBnb2luZyBfaW50b18gdGhlCj4gSU9NTVUuCj4gPj4g PiA+Cj4gPj4gPiA+IE9rLiBDb3VsZCB3ZSBhZ3JlZSBvbiAnSU9GTicgdGhlbj8gSSB0aGluayAn aW92YScgYW5kICdpbyBhZGRyZXNzJyBhcmUKPiA+PiBhbHNvCj4gPj4gPiA+IHJlYXNvbmFibHkg d2lkZWx5IHVzZWQgdGVybXMgdG8gcmVmZXIgdG8gYWRkcmVzcyBmcm9tIGEgZGV2aWNlJ3MgUG9W Lgo+ID4+IEknZAo+ID4+ID4gPiByZWFsbHkgbGlrZSB0byB1bmJsb2NrIHRoZXNlIGVhcmx5IHBh dGNoZXMuCj4gPj4gPgo+ID4+ID4gSG1tLCBlYXJsaWVyIEkgaGFkIGluZGljYXRlZCBJJ2QgcHJl ZmVyIERGTiAoYXMgdGhpcyBtYWtlIGNsZWFyIHdob3NlCj4gPj4gPiB2aWV3IHdlIGFyZSB0YWxr aW5nIGFib3V0KS4gS2V2aW4gc2VlbWVkIHRvIHByZWZlciBERk4gdG9vLCBqdXN0IHdpdGgKPiA+ PiA+IGEgZGlmZmVyZW50IGFzc29jaWF0aW9uIGZvciBEICh3aGljaCwgYXMgc2FpZCwgSSBjb25z aWRlciB1bmhlbHBmdWwpLiBTbwo+ID4+ID4gaXMgdGhlcmUgYSBwYXJ0aWN1bGFyIHJlYXNvbiB5 b3UncmUgbm93IHN1Z2dlc3RpbmcgSU9GTiBuZXZlcnRoZWxlc3M/Cj4gPj4KPiA+PiBJdCB3YXMg dGhlIGFtYmlndWl0eSBhbmQgbGFjayBvZiBhZ3JlZW1lbnQgb3ZlciB0aGUgJ0QnIHRoYXQgbWFk ZSBtZQo+IHRoaW5rCj4gPj4gdGhhdCB0aGUgb3RoZXIgYWx0ZXJuYXRpdmUgd291bGQgYmUgYmV0 dGVyLgo+ID4+IEtldmluLCB3b3VsZCB5b3UgYmUgb2sgd2l0aCAnSU9GTic/Cj4gPj4KPiA+Cj4g PiBNeSBwcm9ibGVtIHdpdGggREZOIGlzIHdoZW4gY29tYmluaW5nIEQgd2l0aCBhZGRyZXNzIHRo ZW4gImRldmljZQo+ID4gYWRkcmVzcyIgaXMgbm90IHZlcnkgY2xlYXIgdG8gbWUgd2hpbGUgaW50 ZXJwcmV0aW5nIEQgYXMgRE1BIGlzIGFsc28KPiA+IG5vdCB0aGF0IGNsZWFyIGZyb20gSmFuJ3Mg cG9pbnQuCj4gCj4gV2hhdCBhYm91dCBtYWtpbmcgaXRzIGRlc2NyaXB0aW9uIG1lbnRpb24gYm90 aCBwb3NzaWJsZSBpbnRlcnByZXRhdGlvbnM/Cj4gCgpJJ20gb2sgd2l0aCBERk4gcGx1cyBzdXBw b3J0aW5nIHRleHQuIEtldmluLCBhcmUgeW91IG9rIHdpdGggdGhhdD8KCiAgUGF1bAoKICAKCj4g SmFuCj4gCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K WGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0 cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==