From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: Issues with PCI-Passtrough (VT-d) in HVM with Xen 4.6 Date: Mon, 06 Jun 2016 03:43:09 -0600 Message-ID: <575561CD02000078000F1E98@prv-mh.provo.novell.com> References: <57509021.1060506@datanoise.net> <57518B9202000078000F18C7@prv-mh.provo.novell.com> <5751A19502000078000F1982@prv-mh.provo.novell.com> <5755536202000078000F1E23@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: =?UTF-8?Q?J=C3=BCrgen=20Walter?= Cc: Juergen Gross , xen-devel@lists.xen.org, David Vrabel , Boris Ostrovsky , Sylwester Sosnowski List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDA2LjA2LjE2IGF0IDExOjA5LCA8anV3YWx0ZXJAZ21haWwuY29tPiB3cm90ZToKPiBb IDE0NjYuOTY0ODk1IDwgICAgMC4wMDAwMjM+XSB4ZW4tcGNpYmFjazogMDAwMDowNjowMC4wOiB3 cml0ZSByZXF1ZXN0IDQgCj4gYnl0ZXMgYXQgMHhjID0gNDAwMAo+IFsgMTQ2Ni45NjQ4OTcgPCAg ICAwLjAwMDAwMj5dIHhlbi1wY2liYWNrOiAwMDAwOjA2OjAwLjA6IHJlYWQgMSBieXRlcyBhdCAK PiAweGMKPiBbIDE0NjYuOTY0OTA3IDwgICAgMC4wMDAwMTA+XSB4ZW4tcGNpYmFjazogMDAwMDow NjowMC4wOiByZWFkIDEgYnl0ZXMgYXQgCj4gMHhjID0gMAo+IFsgMTQ2Ni45NjQ5MTQgPCAgICAw LjAwMDAwNz5dIHhlbi1wY2liYWNrOiAwMDAwOjA2OjAwLjA6IHJlYWQgMSBieXRlcyBhdCAKPiAw eGYKPiBbIDE0NjYuOTY0OTI1IDwgICAgMC4wMDAwMTE+XSB4ZW4tcGNpYmFjazogMDAwMDowNjow MC4wOiByZWFkIDEgYnl0ZXMgYXQgCj4gMHhmID0gMAoKTm8gcmVhZCBvZiAweGQgYW5kIDB4ZT8K Cj4gSSBhZ3JlZSB0aGF0IGl0IGlzIHZlcnkgdWdseSB0byByZXNldCB0aGUgZGV2aWNlIGJlaGlu ZCB0aGUgYmFjayBvZiAKPiBwY2liYWNrLgo+IEhvd2V2ZXIsIHRoaXMgaXMgaG93IHRoZSB2ZW5k b3IgZGVjaWRlZCB0byBkbyBpdCwgYW5kIGhhdmUgbm8gYmV0dGVyIAo+IGlkZWEgaG93Cj4gdG8g YWNjb21wbGlzaCB0aGlzLgo+IFdoaWxlIEkgY2Fubm90IGltYWdlIHRoYXQgdGhlcmUgaXMsIGJ1 dCBjYW4geW91IHRoaW5rIHRoaW5rIG9mCj4gYW55ICJjb3JyZWN0IiB3YXkgdG8gcmVzZXQgYSBw Y2kgZGV2aWNlIGZyb20KPiAJYSkgaW5zaWRlIGEgRG9tVQo+IAliKSBmcm9tIHRoZSB1c2VyIHNw YWNlIGxpYnJhcnk/CgpObywgcmVzZXR0aW5nIGEgZGV2aWNlIHNob3VsZG4ndCBiZSBuZWVkZWQg YXQgYWxsIF9hZnRlcl8gYXNzaWdubWVudAp0byBhIGd1ZXN0LiBEbyB5b3UgaGF2ZSBhbnkgaW5z aWdodCB3aHkgdGhhdCdzIG5lZWRlZCBoZXJlIGluIHRoZQpmaXJzdCBwbGFjZT8KCj4+IEFuZCBh Y3R1YWxseSB0aGUgbGF0ZW5jeSB0aW1lciB3b3VsZCwgYXMgYSBzaWRlIGVmZmVjdCBvZiBlbmFi bGluZwo+PiBidXMgbWFzdGVyaW5nIG9uIHRoZSBkZXZpY2UgKHZpYSB0aGUgcGNpX3NldF9tYXN0 ZXIoKSBjYWxsIGZyb20KPj4gY29tbWFuZF93cml0ZSgpKSBzZXQgdGhlIExhdGVuY3kgVGltZXIg ZmllbGQgcHJvcGVybHksIGp1c3QgdGhhdAo+PiBhZ2FpbiBwY2liYWNrIChhbmQgdGhlIHJlc3Qg b2YgRG9tMCdzIFBDSSBzdWJzeXN0ZW0pIHRoaW5rcyB0aGF0Cj4+IGJ1cyBtYXN0ZXJpbmcgaXMg YWxyZWFkeSBlbmFibGVkIG9uIHRoZSBkZXZpY2UuIFNvIHBlcmhhcHMgaW4KPj4gcGVybWlzc2l2 ZSBtb2RlIHdlIHNob3VsZCBzaW1wbHkgYWxsb3cgdGhlIGxhdGVuY3kgdGltZXIgZmllbGQgdG8K Pj4gYmUgd3JpdHRlbiwganVzdCBsaWtlIHdlIGFsbG93IHdyaXRpbmcgdmFyaW91cyBvZiB0aGUg Q29tbWFuZAo+PiBSZWdpc3RlciBiaXRzIGluIHRoYXQgbW9kZS4gTWFpbnRhaW5lcnMsIHdoYXQg ZG8geW91IHRoaW5rPwo+IChpcyB0aGF0IHNvbWV0aGluZyB0aGF0IC9zeXMvYnVzL3BjaS9kcml2 ZXJzL3BjaWJhY2svcXVpcmtzIGNvdWxkCj4gaGVscCB3aXRoPyBhY2NvcmRpbmcgdG8gZG9jcywg dGhpcyBpcyBvbmx5IHVzZWQvaW4gZWZmZWN0IHdoZW4KPiBpbiBwZXJtaXNzaXZlIG1vZGUpCgpJ IGRvbid0IHRoaW5rIHNvIC0gcXVpcmtzIGNhbiwgYWZhaWN0LCBvbmx5IGJlIHJlZ2lzdGVyZWQg Zm9yIGZpZWxkcyB0aGF0CmRvbid0IGhhdmUgZXhwbGljaXQgaGFuZGxpbmcgYXNzb2NpYXRlZCB0 byB0aGVtIChzZWUgdGhlCnhlbl9wY2lia19maWVsZF9pc19kdXAoKSBjYWxsIGluIHhlbl9wY2li a19jb25maWdfYWRkX2ZpZWxkX29mZnNldCgpKS4KCj4+IElmIHdlIGRlY2lkZSB0byBnbyB0aGF0 IHJvdXRlLCBJIHdvdWxkIHRoZW4gd29uZGVyIHdoZXRoZXIKPj4gQ2FjaGUgTGluZSBTaXplIGJl aW5nIHVuY29uZGl0aW9uYWxseSB3cml0YWJsZSByaWdodCBub3cgd291bGQKPj4gYWxzbyBiZXR0 ZXIgYmUgcmVzdHJpY3RlZCB0byBwZXJtaXNzaXZlIG1vZGUuCj4gCj4+IEluIGFueSBldmVudCwg SsO8cmdlbiwgaXQgd291bGQgYmUgaGVscGZ1bCBpZiB5b3UgY291bGQgY29uZmlybQo+IElmIEkg dW5kZXJzdG9vZCB5b3UgY29ycmVjdGx5LCBJIG1vZGlmeSB4ZW5fcGNpYmtfY29uZmlnX3dyaXRl Cj4gaW4gImRyaXZlcnMveGVuL3hlbi1wY2liYWNrL2NvbmZfc3BhY2UuYyIgdG8gc3BlY2lmaWNh bGx5IGFsbG93IG9ubHkKPiB0aGlzIGZpZWxkIChsYXRlbmN5IHRpbWVyKSB0byBiZSB3cml0dGVu IGFuZCBsb2cgZXZlcnl0aGluZy4KClJpZ2h0IC0ganVzdCBsaW1pdCB5b3VyIGV4aXN0aW5nIHdv cmthcm91bmQgdG8ganVzdCB0aGlzIG9uZSBmaWVsZC4KCkphbgoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4t ZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK