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x-conformance=sidf_compatible IronPort-SDR: Cu+aY+l3dRdqoyy0iJOXbxW45ugj7hZ7NIdyGVgdcns+pjE+f1mZvXer69RlM6abrFWxFF6hAE YXY/MS31512LFNVvCUautKXST/K4XgZ7GlQ36Q6O67LabM+f8yMrDVnUGqOPIxnNxKJEWSymOs Jnkp8LL/XmQBxwFHIlfVI0Rv+o9ejftkpDJEWZkaz+F7iQjVO09/EXqzhjqlTgf7/Bx11YYJIp y9Sbh9Tx7n98J0MWmAvoPn8zqAL9MWESygIGdoyuzC8EcRaPS3m24nLbx1Dflm7SailSWt7rsI nwI= X-SBRS: 2.7 X-MesageID: 3371376 X-Ironport-Server: esa4.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.64,294,1559534400"; d="scan'208";a="3371376" From: Paul Durrant To: Roger Pau Monne , 'Roman Shaposhnik' Thread-Topic: [Xen-devel] [BUG] After upgrade to Xen 4.12.0 iommu=no-igfx Thread-Index: AQHVPmzkQranvSB3QkuFJWZsoolqxKbWTmUwgAAaH4CAACIW8A== Date: Mon, 22 Jul 2019 11:54:00 +0000 Message-ID: <9238bf1a297c42f38dccc1cfb50bd144@AMSPEX02CL03.citrite.net> References: <20190722114859.dtm4w5ff75uedu24@Air-de-Roger> In-Reply-To: <20190722114859.dtm4w5ff75uedu24@Air-de-Roger> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted MIME-Version: 1.0 Subject: Re: [Xen-devel] [BUG] After upgrade to Xen 4.12.0 iommu=no-igfx X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: "jgross@suse.com" , "xen-devel@lists.xenproject.org" , "boris.ostrovsky@oracle.com" , "jbeulich@suse.com" , Andrew Cooper Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+IEZyb206IFJvZ2VyIFBhdSBNb25uZSA8cm9n ZXIucGF1QGNpdHJpeC5jb20+Cj4gU2VudDogMjIgSnVseSAyMDE5IDEyOjQ5Cj4gVG86IFBhdWwg RHVycmFudCA8UGF1bC5EdXJyYW50QGNpdHJpeC5jb20+OyAnUm9tYW4gU2hhcG9zaG5paycgPHJv bWFuQHplZGVkYS5jb20+Cj4gQ2M6IHhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZzsgamdy b3NzQHN1c2UuY29tOyBBbmRyZXcgQ29vcGVyIDxBbmRyZXcuQ29vcGVyM0BjaXRyaXguY29tPjsK PiBib3Jpcy5vc3Ryb3Zza3lAb3JhY2xlLmNvbTsgamJldWxpY2hAc3VzZS5jb20KPiBTdWJqZWN0 OiBSZTogW1hlbi1kZXZlbF0gW0JVR10gQWZ0ZXIgdXBncmFkZSB0byBYZW4gNC4xMi4wIGlvbW11 PW5vLWlnZngKPiAKPiBPbiBNb24sIEp1bCAyMiwgMjAxOSBhdCAwODoyMDozNkFNICswMDAwLCBQ YXVsIER1cnJhbnQgd3JvdGU6Cj4gPiA+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4gPiBb c25pcF0KPiA+ID4gPiAoWEVOKSBEb21haW4gaGVhcCBpbml0aWFsaXNlZAo+ID4gPiA+IChYRU4p IEFDUEk6IDMyLzY0WCBGQUNTIGFkZHJlc3MgbWlzbWF0Y2ggaW4gRkFEVCAtCj4gPiA+ID4gOGNl OGVmODAvMDAwMDAwMDAwMDAwMDAwMCwgdXNpbmcgMzIKPiA+ID4gPiAoWEVOKSBJT0FQSUNbMF06 IGFwaWNfaWQgMiwgdmVyc2lvbiAzMiwgYWRkcmVzcyAweGZlYzAwMDAwLCBHU0kgMC0xMTkKPiA+ ID4gPiAoWEVOKSBFbmFibGluZyBBUElDIG1vZGU6ICBGbGF0LiAgVXNpbmcgMSBJL08gQVBJQ3MK PiA+ID4gPiAoWEVOKSBbVlQtRF0gIFJNUlIgYWRkcmVzcyByYW5nZSA4ZDgwMDAwMC4uOGZmZmZm ZmYgbm90IGluIHJlc2VydmVkCj4gPiA+ID4gbWVtb3J5OyBuZWVkICJpb21tdV9pbmNsdXNpdmVf bWFwcGluZz0xIj8KPiA+Cj4gPiBUaGlzIGlzIHlvdXIgcHJvYmxlbS4gSW4gdmVyc2lvbnMgcHJp b3IgdG8gNC4xMSAoSSB0aGluaywgYW5kIGNlcnRhaW5seSA0LjEyKQo+IGlvbW11X2luY2x1c2l2 ZV9tYXBwaW5nIHVzZWQgdG8gZGVmYXVsdCBvbiwgd2hlcmVhcyBub3cgaXQgYXBwZWFycyB0byBk ZWZhdWx0IG9mZi4gSW4gbW9zdAo+IGNpcmN1bXN0YW5jZXMgdGhpcyBpcyBmaW5lIGJlY2F1c2Ug dGhlcmUgaXMgYSBuZXcgZmxhZywgaW9tbXVfaHdkb21fcmVzZXJ2ZWQsIHdoaWNoIGRlZmF1bHRz IG9uIGFuZAo+IHRoaXMgbWFrZXMgc3VyZSB0aGF0IGFsbCBlODIwIHJlc2VydmVkIHJlZ2lvbnMg YXJlIGlkZW50aXR5IG1hcHBlZCAod2hpY2ggdXN1YWxseSBjb3ZlcnMgdW5kZWNsYXJlZAo+IFJN UlJzKS4gWW91IGhhdmUgdGhlIG9wcG9zaXRlIHByb2JsZW0uLi4gYSBkZWNsYXJlZCBSTVJSIHdo aWNoIGlzIG5vdCByZXNlcnZlZCwgc28geW91IHdpbGwgbmVlZAo+IGlvbW11X2luY2x1c2l2ZV9t YXBwaW5nLgo+IAo+IEkgdGhpbmsgdGhlcmUncyBhIGJ1ZyBpbiB0aGUgaW5pdGlhbGl6YXRpb24g b2YgaW9tbXUgZm9yIGEgUFYgZG9tMCwKPiB3aGljaCBsZWF2ZXMgZG9tMCB3aXRob3V0IHJtcnIg ZW50cmllcy4gQ2FuIHlvdSB0cnkgdGhlIHBhdGNoIGJlbG93Cj4gYW5kIHJlcG9ydCB3aGV0aGVy IGl0IHNvbHZlcyB5b3VyIGlzc3VlPwo+IAo+IFRoYW5rcywgUm9nZXIuCj4gLS0tODwtLS0KPiBk aWZmIC0tZ2l0IGEveGVuL2RyaXZlcnMvcGFzc3Rocm91Z2gvaW9tbXUuYyBiL3hlbi9kcml2ZXJz L3Bhc3N0aHJvdWdoL2lvbW11LmMKPiBpbmRleCA3OWVjNjcxOWY1Li45ZDkxZjBkNjMzIDEwMDY0 NAo+IC0tLSBhL3hlbi9kcml2ZXJzL3Bhc3N0aHJvdWdoL2lvbW11LmMKPiArKysgYi94ZW4vZHJp dmVycy9wYXNzdGhyb3VnaC9pb21tdS5jCj4gQEAgLTE4NSw3ICsxODUsNyBAQCB2b2lkIF9faHdk b21faW5pdCBpb21tdV9od2RvbV9pbml0KHN0cnVjdCBkb21haW4gKmQpCj4gICAgICByZWdpc3Rl cl9rZXloYW5kbGVyKCdvJywgJmlvbW11X2R1bXBfcDJtX3RhYmxlLCAiZHVtcCBpb21tdSBwMm0g dGFibGUiLCAwKTsKPiAKPiAgICAgIGhkLT5zdGF0dXMgPSBJT01NVV9TVEFUVVNfaW5pdGlhbGl6 aW5nOwo+IC0gICAgaGQtPm5lZWRfc3luYyA9IGlvbW11X2h3ZG9tX3N0cmljdCAmJiAhaW9tbXVf dXNlX2hhcF9wdChkKTsKPiArICAgIGhkLT5uZWVkX3N5bmMgPSAhaW9tbXVfdXNlX2hhcF9wdChk KTsKCkJ1dCB0aGlzIGlzIGdvaW5nIHRvIG1lYW4gdGhlIGlmKCkgYmVsb3cgaXMgdHJ1ZSBmb3Ig bm9uLXN0cmljdCBkb20wLCB3aGljaCBtZWFucyBpdCBwb2ludGxlc3NseSBtYXBzIHRoZSBkb20w IHBhZ2UgbGlzdCB3aGVuIGh3ZG9tX2lvbW11X21hcCgpIHNob3VsZCBoYXZlIGFscmVhZHkgbWFw cGVkIGFsbCBjb252ZW50aW9uYWwgUkFNLgoKICBQYXVsCgo+ICAgICAgaWYgKCBuZWVkX2lvbW11 X3B0X3N5bmMoZCkgKQo+ICAgICAgewo+ICAgICAgICAgIHN0cnVjdCBwYWdlX2luZm8gKnBhZ2U7 CgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRl dmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9s aXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==