From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: Domctl and physdevop for passthrough (Was: Re: Stabilising some tools only HVMOPs?) Date: Mon, 29 Feb 2016 05:29:54 -0700 Message-ID: <56D447D202000078000D74C9@prv-mh.provo.novell.com> References: <20160217172808.GB3723@citrix.com> <20160219160539.GV3723@citrix.com> <56CAFEE302000078000D4A74@prv-mh.provo.novell.com> <20160223143130.GE3723@citrix.com> <20160229122309.GG17111@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.84) (envelope-from ) id 1aaMxe-0003vj-2I for xen-devel@lists.xenproject.org; Mon, 29 Feb 2016 12:30:02 +0000 In-Reply-To: <20160229122309.GG17111@citrix.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Wei Liu Cc: Ian Campbell , Stefano Stabellini , Andrew Cooper , Ian Jackson , PaulDurrant , Anthony PERARD , Xen-devel List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDI5LjAyLjE2IGF0IDEzOjIzLCA8d2VpLmxpdTJAY2l0cml4LmNvbT4gd3JvdGU6Cj4g T24gVHVlLCBGZWIgMjMsIDIwMTYgYXQgMDI6MzE6MzBQTSArMDAwMCwgV2VpIExpdSB3cm90ZToK Pj4gT24gTW9uLCBGZWIgMjIsIDIwMTYgYXQgMDQ6Mjg6MTlBTSAtMDcwMCwgSmFuIEJldWxpY2gg d3JvdGU6Cj4+ID4gPj4+IE9uIDE5LjAyLjE2IGF0IDE3OjA1LCA8d2VpLmxpdTJAY2l0cml4LmNv bT4gd3JvdGU6Cj4+ID4gPiBPbiBXZWQsIEZlYiAxNywgMjAxNiBhdCAwNToyODowOFBNICswMDAw LCBXZWkgTGl1IHdyb3RlOgo+PiA+ID4+IEhpIGFsbAo+PiA+ID4+IAo+PiA+ID4+IFRvb2xzIHBl b3BsZSBhcmUgaW4gdGhlIHByb2Nlc3Mgb2Ygc3BsaXR0aW5nIGxpYnhlbmN0cmwgaW50byBhIHNl dCBvZgo+PiA+ID4+IHN0YWJsZSBsaWJyYXJpZXMuIE9uZSBvZiB0aGUgcHJvcG9zZWQgbGlicmFy aWVzIGlzIGxpYnhlbmRldmljZW1vZGVsCj4+ID4gPj4gd2hpY2ggaGFzIGEgY29sbGVjdGlvbiBv ZiBBUElzIHRoYXQgY2FuIGJlIHVzZWQgYnkgZGV2aWNlIG1vZGVsLgo+PiA+ID4+IAo+PiA+ID4+ IEN1cnJlbnRseSB3ZSB1c2UgUUVNVSBhcyByZWZlcmVuY2UgdG8gZXh0cmFjdCBzeW1ib2xzIGFu ZCBnbyB0aHJvdWdoCj4+ID4gPj4gdGhlbSBvbmUgYnkgb25lLiBBbG9uZyB0aGUgd2F5IHdlIGRp c2NvdmVyIFFFTVUgaXMgdXNpbmcgc29tZSB0b29scwo+PiA+ID4+IG9ubHkgSFZNT1BzLgo+PiA+ ID4+IAo+PiA+ID4+IFRoZSBsaXN0IG9mIHRvb2xzIG9ubHkgSFZNT1BzIHVzZWQgYnkgUUVNVSBh cmU6Cj4+ID4gPj4gCj4+ID4gPj4gICAjZGVmaW5lIEhWTU9QX3RyYWNrX2RpcnR5X3ZyYW0gICAg Ngo+PiA+ID4+ICAgI2RlZmluZSBIVk1PUF9tb2RpZmllZF9tZW1vcnkgICAgNwo+PiA+ID4+ICAg I2RlZmluZSBIVk1PUF9zZXRfbWVtX3R5cGUgICAgOAo+PiA+ID4+ICAgI2RlZmluZSBIVk1PUF9p bmplY3RfbXNpICAgICAgICAgMTYKPj4gPiA+PiAgICNkZWZpbmUgSFZNT1BfY3JlYXRlX2lvcmVx X3NlcnZlciAxNwo+PiA+ID4+ICAgI2RlZmluZSBIVk1PUF9nZXRfaW9yZXFfc2VydmVyX2luZm8g MTgKPj4gPiA+PiAgICNkZWZpbmUgSFZNT1BfbWFwX2lvX3JhbmdlX3RvX2lvcmVxX3NlcnZlciAx OQo+PiA+ID4+ICAgI2RlZmluZSBIVk1PUF91bm1hcF9pb19yYW5nZV9mcm9tX2lvcmVxX3NlcnZl ciAyMAo+PiA+ID4+ICAgI2RlZmluZSBIVk1PUF9kZXN0cm95X2lvcmVxX3NlcnZlciAyMQo+PiA+ ID4+ICAgI2RlZmluZSBIVk1PUF9zZXRfaW9yZXFfc2VydmVyX3N0YXRlIDIyCj4+ID4gPj4gCj4+ ID4gPiAKPj4gPiA+IEluIHRoZSBwcm9jZXNzIG9mIHBsb3VnaGluZyB0aHJvdWdoIFFFTVUgc3lt Ym9scywgdGhlcmUgYXJlIHNvbWUgZG9tY3Rscwo+PiA+ID4gYW5kIHBoeXNkZXZvcHMgdXNlZCB0 byBkbyAgcGFzc3Rocm91Z2guIFRvIG1ha2UgcGFzc3Rocm91Z2ggQVBJcyBpbgo+PiA+ID4gbGli eGVuZGV2aWNlbW9kZWwgd2UgbmVlZCB0byBzdGFiaWxpc2UgdGhlbSBhcyB3ZWxsLiBDYW4gSSB1 c2UgdGhlIHNhbWUKPj4gPiA+IHRyaWNrIF9fWEVOX1RPT0xTX1NUQUJMRV9fIGhlcmU/IElmIG5v dCwgd2hhdCB3b3VsZCBiZSB0aGUgcHJlZmVycmVkIHdheQo+PiA+ID4gb2YgZG9pbmcgdGhpcz8K Pj4gPiA+IAo+PiA+ID4gUEFTU1RIUlUKPj4gPiA+IGB4Y19kb21haW5fYmluZF9wdF9wY2lfaXJx YCAgICAgYFhFTl9ET01DVExfYmluZF9wdF9pcnFgICAgIAo+PiA+ID4gYHhjX2RvbWFpbl9pb3Bv cnRfbWFwcGluZ2AgICAgICBgWEVOX0RPTUNUTF9pb3BvcnRfbWFwcGluZ2AgCj4+ID4gPiBgeGNf ZG9tYWluX21lbW9yeV9tYXBwaW5nYCAgICAgIGBYRU5fRE9NQ1RMX21lbW9yeV9tYXBwaW5nYCAK Pj4gPiA+IGB4Y19kb21haW5fdW5iaW5kX21zaV9pcnFgICAgICAgYFhFTl9ET01DVExfdW5iaW5k X3B0X2lycWAgIAo+PiA+ID4gYHhjX2RvbWFpbl91bmJpbmRfcHRfaXJxYCAgICAgICBgWEVOX0RP TUNUTF91bmJpbmRfcHRfaXJxYCAgCj4+ID4gPiBgeGNfZG9tYWluX3VwZGF0ZV9tc2lfaXJxYCAg ICAgIGBYRU5fRE9NQ1RMX2JpbmRfcHRfaXJxYCAgICAKPj4gPiA+IGB4Y19waHlzZGV2X21hcF9w aXJxYCAgICAgICAgICAgYFBIWVNERVZPUF9tYXBfcGlycWAgICAgICAgIAo+PiA+ID4gYHhjX3Bo eXNkZXZfbWFwX3BpcnFfbXNpYCAgICAgICBgUEhZU0RFVk9QX21hcF9waXJxYCAgICAgICAgCj4+ ID4gPiBgeGNfcGh5c2Rldl91bm1hcF9waXJxYCAgICAgICAgIGBQSFlTREVWT1BfdW5tYXBfcGly cWAgICAgICAKPj4gPiAKPj4gPiBNZWNoYW5pY2FsbHkgSSB3b3VsZCBzYXkgeWVzLCBidXQgYW55 dGhpbmcgaGVyZSB3aGljaCBpcyBhbHNvIG9uCj4+ID4gdGhlIFhTQS03NyB3YWl2ZXIgbGlzdCB3 b3VsZCBmaXJzdCBuZWVkIHJlbW92aW5nIHRoZXJlICh3aXRoCj4+ID4gcHJvcGVyIGF1ZGl0aW5n IGFuZCwgaWYgbmVjZXNzYXJ5LCBmaXhpbmcpLgo+PiA+IAo+PiAKPj4gSSBhZG1pdCBJIGZhaWxl ZCB0byBwYXJzZSB4c20tZmxhc2sudHh0IGFuZCBYU0EtNzcgYW5kIGl0cyBpbXBsaWNhdGlvbiwK Pj4gc28gbGV0J3MgdGFrZSBhIGNvbmNyZXRlIGV4YW1wbGUgaW5zdGVhZC4KPj4gCj4+IFNheSwg bm93IEkgbmVlZCB0byBzdGFiaWxpc2UgWEVOX0RPTUNUTF9waW5fbWVtX2NhY2hlYXR0ciwgd2hp Y2ggaXMgb24KPiAKPiBUaGUgY29udmVyc2F0aW9uIHRodXMgZmFyIGhhcyBpbmRpY2F0ZWQgc3Rh YmlsaXNpbmcgdGhpcyBwYXJ0aWN1bGFyCj4gaHlwZXJjYWxsIGlzIG5vIGdvLgo+IAo+IFRoZSBo aWdoZXIgb3JkZXIgZ29hbCBpcyBhY3R1YWxseSBwaW5uaW5nIHRoZSBtZW1vcnkgY2FjaGUgYXR0 cmlidXRlIGZvcgo+IHZpZGVvIHJhbS4gSSB3YXMgdGhpbmtpbmcgdG8gaGF2ZSBhIHNldCBvZiBk ZWRpY2F0ZWQgaHlwZXJjYWxscyBmb3IKPiB2aWRlbyByYW0uCj4gCj4gQnV0IHRoZW4gbXkgcmVh ZGluZyBvZiBYU0EtMTU0IHN1Z2dlc3RzIHRoYXQgbm8gdW50cnVzdGVkIGVudGl0eSBzaG91bGQK PiBiZSBhbGxvd2VkIHRvIGFsdGVyIHRoZSBjYWNoaW5nIGF0dHJpYnV0ZSwgc28gYSBzZXQgb2Yg cmVzdHJpY3RlZAo+IGh5cGVyY2FsbHMgbWlnaHQgbm90IGJlIGZlYXNpYmxlIGVpdGhlci4gSSB3 b3VsZCBsaWtlIHRvIGtub3cgaWYgbXkKPiByZWFkaW5nIGlzIGNvcnJlY3QuCgpZZXMsIHlvdXIg cmVhZGluZyBpcyBtb3N0bHkgY29ycmVjdDogT2YgY291cnNlIHRoaXMgY2FuIGJlCnBlcm1pdHRl ZCBldmVudHVhbGx5LCBidXQgb25seSBhZnRlciBoYXZpbmcgbWFkZSBzdWNoIGEgbW9kZWwKc2Fm ZSBhZ2FpbnN0IGFidXNlLgoKSmFuCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVu Lm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK