From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lan Tianyu Subject: Re: Discussion about virtual iommu support for Xen guest Date: Fri, 27 May 2016 16:19:51 +0800 Message-ID: <57480327.60609@intel.com> References: <5746B3FA.6020401@intel.com> <5746DF93.8090803@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5746DF93.8090803@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Andrew Cooper , jbeulich@suse.com, sstabellini@kernel.org, ian.jackson@eu.citrix.com, xen-devel@lists.xensource.com, kevin.tian@intel.com, "Dong, Eddie" , "Nakajima, Jun" , yang.zhang.wz@gmail.com, anthony.perard@citrix.com List-Id: xen-devel@lists.xenproject.org T24gMjAxNuW5tDA15pyIMjbml6UgMTk6MzUsIEFuZHJldyBDb29wZXIgd3JvdGU6Cj4gT24gMjYv MDUvMTYgMDk6MjksIExhbiBUaWFueXUgd3JvdGU6Cj4gCj4gVG8gYmUgdmlhYmxlIGdvaW5nIGZv cndhcmRzLCBhbnkgc29sdXRpb24gbXVzdCB3b3JrIHdpdGggUFZIL0hWTUxpdGUgYXMKPiBtdWNo IGFzIEhWTS4gIFRoaXMgYWxvbmUgbmVnYXRlcyBxZW11IGFzIGEgdmlhYmxlIG9wdGlvbi4KPiAK PiBGcm9tIGEgZGVzaWduIHBvaW50IG9mIHZpZXcsIGhhdmluZyBYZW4gbmVlZGluZyB0byBkZWxl Z2F0ZSB0byBxZW11IHRvCj4gaW5qZWN0IGFuIGludGVycnVwdCBpbnRvIGEgZ3Vlc3Qgc2VlbXMg YmFja3dhcmRzLgo+CgpTb3JyeSwgSSBhbSBub3QgZmFtaWxpYXIgd2l0aCBIVk1saXRlLiBIVk1s aXRlIGRvZXNuJ3QgdXNlIFFlbXUgYW5kCnRoZSBxZW11IHZpcnR1YWwgaW9tbXUgY2FuJ3Qgd29y ayBmb3IgaXQuIFdlIGhhdmUgdG8gcmV3cml0ZSB2aXJ0dWFsCmlvbW11IGluIHRoZSBYZW4sIHJp Z2h0PwoKPiAKPiBBIHdob2xlIGxvdCBvZiB0aGlzIHdvdWxkIGJlIGVhc2llciB0byByZWFzb24g YWJvdXQgaWYvd2hlbiB3ZSBnZXQgYQo+IGJhc2ljIHJvb3QgcG9ydCBpbXBsZW1lbnRhdGlvbiBp biBYZW4sIHdoaWNoIGlzIG5lY2Vzc2FyeSBmb3IgSFZNTGl0ZSwKPiBhbmQgd2hpY2ggd2lsbCBt YWtlIHRoZSBpbnRlcmFjdGlvbiB3aXRoIHFlbXUgcmF0aGVyIG1vcmUgY2xlYW4uICBJdCBpcwo+ IHByb2JhYmx5IHdvcnRoIGNvb3JkaW5hdGluZyB3b3JrIGluIHRoaXMgYXJlYS4KClRoZSB2aXJ0 dWFsIGlvbW11IGFsc28gc2hvdWxkIGJlIHVuZGVyIGJhc2ljIHJvb3QgcG9ydCBpbiBYZW4sIHJp Z2h0PwoKPiAKPiBBcyBmb3IgdGhlIGluZGl2aWR1YWwgaXNzdWUgb2YgMjg4dmNwdSBzdXBwb3J0 LCB0aGVyZSBhcmUgYWxyZWFkeSBpc3N1ZXMKPiB3aXRoIDY0dmNwdSBndWVzdHMgYXQgdGhlIG1v bWVudC4gV2hpbGUgaXQgaXMgY2VydGFpbmx5IGZpbmUgdG8gcmVtb3ZlCj4gdGhlIGhhcmQgbGlt aXQgYXQgMjU1IHZjcHVzLCB0aGVyZSBpcyBhIGxvdCBvZiBvdGhlciB3b3JrIHJlcXVpcmVkIHRv Cj4gZXZlbiBnZXQgMTI4dmNwdSBndWVzdHMgc3RhYmxlLgoKCkNvdWxkIHlvdSBnaXZlIHNvbWUg cG9pbnRzIHRvIHRoZXNlIGlzc3Vlcz8gV2UgYXJlIGVuYWJsaW5nIG1vcmUgdmNwdXMKc3VwcG9y dCBhbmQgaXQgY2FuIGJvb3QgdXAgMjU1IHZjcHVzIHdpdGhvdXQgSVIgc3VwcG9ydCBiYXNpY2Fs bHkuIEl0J3MKdmVyeSBoZWxwZnVsIHRvIGxlYXJuIGFib3V0IGtub3duIGlzc3Vlcy4KCldlIHdp bGwgYWxzbyBhZGQgbW9yZSB0ZXN0cyBmb3IgMTI4IHZjcHVzIGludG8gb3VyIHJlZ3VsYXIgdGVz dCB0byBmaW5kCnJlbGF0ZWQgYnVncy4gSW5jcmVhc2luZyBtYXggdmNwdSB0byAyNTUgc2hvdWxk IGJlIGEgZ29vZCBzdGFydC4KCgoKCgo+IAo+IH5BbmRyZXcKPiAKCgotLSAKQmVzdCByZWdhcmRz ClRpYW55dSBMYW4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDov L2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==