From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: [PATCH v3 2/6] x86/viridian: don't put Xen version information in CPUID leaf 2 Date: Wed, 22 Mar 2017 10:20:23 +0000 Message-ID: <4e88c2ba98e84629bb98b1fc345f2b37@AMSPEX02CL03.citrite.net> References: <1490120242-3587-1-git-send-email-paul.durrant@citrix.com> <1490120242-3587-3-git-send-email-paul.durrant@citrix.com> <58D25B7102000078001461D5@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cqdNR-0002TM-Ts for xen-devel@lists.xenproject.org; Wed, 22 Mar 2017 10:20:26 +0000 In-Reply-To: <58D25B7102000078001461D5@prv-mh.provo.novell.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: 'Jan Beulich' Cc: Andrew Cooper , "xen-devel@lists.xenproject.org" List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+IEZyb206IEphbiBCZXVsaWNoIFttYWlsdG86 SkJldWxpY2hAc3VzZS5jb21dCj4gU2VudDogMjIgTWFyY2ggMjAxNyAxMDoxMAo+IFRvOiBQYXVs IER1cnJhbnQgPFBhdWwuRHVycmFudEBjaXRyaXguY29tPgo+IENjOiBBbmRyZXcgQ29vcGVyIDxB bmRyZXcuQ29vcGVyM0BjaXRyaXguY29tPjsgeGVuLQo+IGRldmVsQGxpc3RzLnhlbnByb2plY3Qu b3JnCj4gU3ViamVjdDogUmU6IFtQQVRDSCB2MyAyLzZdIHg4Ni92aXJpZGlhbjogZG9uJ3QgcHV0 IFhlbiB2ZXJzaW9uIGluZm9ybWF0aW9uIGluCj4gQ1BVSUQgbGVhZiAyCj4gCj4gPj4+IE9uIDIx LjAzLjE3IGF0IDE5OjE3LCA8cGF1bC5kdXJyYW50QGNpdHJpeC5jb20+IHdyb3RlOgo+ID4gLS0t IGEvZG9jcy9taXNjL3hlbi1jb21tYW5kLWxpbmUubWFya2Rvd24KPiA+ICsrKyBiL2RvY3MvbWlz Yy94ZW4tY29tbWFuZC1saW5lLm1hcmtkb3duCj4gPiBAQCAtMTYxNiw2ICsxNjE2LDE0IEBAIFRo ZSBvcHRpb25hbCBga2VlcGAgcGFyYW1ldGVyIGNhdXNlcyBYZW4gdG8KPiBjb250aW51ZSB1c2lu ZyB0aGUgdmdhCj4gPiAgY29uc29sZSBldmVuIGFmdGVyIGRvbTAgaGFzIGJlZW4gc3RhcnRlZC4g IFRoZSBkZWZhdWx0IGJlaGF2aW91ciBpcyB0bwo+ID4gIHJlbGlucXVpc2ggY29udHJvbCB0byBk b20wLgo+ID4KPiA+ICsjIyMgdmlyaWRpYW4tdmVyc2lvbgo+ID4gKz4gYD0gPG1ham9yPiw8bWlu b3I+LDxidWlsZD5gCj4gCj4gSW4gbXkgcHJvcG9zYWwgSSBoYWQgaW50ZW50aW9uYWxseSBlbmNs b3NlZCBlYWNoIG51bWJlciBpbiBzcXVhcmUKPiBicmFja2V0cywgaW5kaWNhdGluZyB0aGF0IGVh Y2ggb25lIGlzIG9wdGlvbmFsLiBJIGRvbid0IHNlZSB0aGUgcG9pbnQKPiBvZiBoYXZpbmcgdG8g c3BlY2lmeSBhbGwgbnVtYmVycyBhbGwgdGhlIHRpbWUgKGFuZCB5b3VyIGVhcmxpZXIgc3BsaXQK PiBvcHRpb24gbW9kZWwgZGlkbid0IG1ha2UgdGhpcyBhIHJlcXVpcmVtZW50IGVpdGhlcikuCj4K ClNvIHlvdSdkIGxpa2Ugc29tZXRoaW5nIGxpa2U6Cgp2aXJpZGlhbi12ZXJzaW9uPSwsMHhhYmNk CgpzbyB0aGF0IGp1c3QgdGhlIGJ1aWxkIG51bWJlciBjYW4gYmUgb3ZlcnJpZGRlbiB0byAweGFi Y2Q/CiAKPiA+ICs+IERlZmF1bHQ6IGA2LDAsMTc3MmAKPiA+ICsKPiA+ICs8bWFqb3I+LCA8bWlu b3I+IGFuZCA8YnVpbGQ+IG11c3QgYmUgaW50ZWdlcnMgc3BlY2lmaWVkIGluIGhleGFkZWNpbWFs Lgo+IFRoZSB2YWx1ZXMgd2lsbCBiZQo+ID4gK2VuY29kZWQgaW4gZ3Vlc3QgQ1BVSUQgMHg0MDAw MDAwMiBpZiB2aXJpZGlhbiBlbmxpZ2h0ZW5tZW50cyBhcmUKPiBlbmFibGVkLgo+IAo+IFBsZWFz ZSB3cmFwIGF0IGNvbHVtbiA4MCB0aGUgbGF0ZXN0LiBBbmQgd2h5IGRvIHRoZSBudW1iZXJzIG5l ZWQKPiB0byBiZSBpbiBoZXg/CgpJIGNhbiByZWxheCB0aGF0IHJlc3RyaWN0aW9uIGlmIHlvdSdk IHByZWZlci4KCj4gCj4gPiAtLS0gYS94ZW4vYXJjaC94ODYvaHZtL3ZpcmlkaWFuLmMKPiA+ICsr KyBiL3hlbi9hcmNoL3g4Ni9odm0vdmlyaWRpYW4uYwo+ID4gQEAgLTEwNiw2ICsxMDYsMTkgQEAg dHlwZWRlZiBzdHJ1Y3Qgewo+ID4gICNkZWZpbmUgQ1BVSUQ2QV9NU1JfQklUTUFQUyAgICAgKDEg PDwgMSkKPiA+ICAjZGVmaW5lIENQVUlENkFfTkVTVEVEX1BBR0lORyAgICgxIDw8IDMpCj4gPgo+ ID4gKy8qCj4gPiArICogVmVyc2lvbiBhbmQgYnVpbGQgbnVtYmVyIHJlcG9ydGVkIGJ5IENQVUlE IGxlYWYgMgo+ID4gKyAqCj4gPiArICogVGhlc2UgbnVtYmVycyBhcmUgY2hvc2VuIHRvIG1hdGNo IHRoZSB2ZXJzaW9uIG51bWJlcnMgcmVwb3J0ZWQgYnkKPiA+ICsgKiBXaW5kb3dzIFNlcnZlciAy MDA4Lgo+ID4gKyAqLwo+ID4gK3N0YXRpYyBjaGFyIF9faW5pdGRhdGEKPiB2aXJpZGlhbl92ZXJz aW9uW3NpemVvZigiMHhWVlZWLDB4VlZWViwweFZWVlZWVlZWIildID0gIiI7Cj4gCj4gUG9pbnRs ZXNzIGluIGluaXRpYWxpemVyLgo+IAoKU2VlbWVkIHRvIGJlIGNvbW1vbiBwcmFjdGljZSBlbHNl d2hlcmUgaW4gdGhlIGNvZGUuCgo+ID4gK3N0cmluZ19wYXJhbSgidmlyaWRpYW4tdmVyc2lvbiIs IHZpcmlkaWFuX3ZlcnNpb24pOwo+IAo+IFdoeSBub3QgY3VzdG9tX3BhcmFtKCk/Cj4gCgpOb3Qg Y29tZSBhY3Jvc3MgY3VzdG9tX3BhcmFtKCkuIEknbGwgbG9vayBpdCB1cC4KCj4gPiBAQCAtOTEw LDYgKzkyMywzOSBAQCBzdGF0aWMgaW50IHZpcmlkaWFuX2xvYWRfdmNwdV9jdHh0KHN0cnVjdCBk b21haW4KPiAqZCwgaHZtX2RvbWFpbl9jb250ZXh0X3QgKmgpCj4gPiAgSFZNX1JFR0lTVEVSX1NB VkVfUkVTVE9SRShWSVJJRElBTl9WQ1BVLAo+IHZpcmlkaWFuX3NhdmVfdmNwdV9jdHh0LAo+ID4g ICAgICAgICAgICAgICAgICAgICAgICAgICAgdmlyaWRpYW5fbG9hZF92Y3B1X2N0eHQsIDEsIEhW TVNSX1BFUl9WQ1BVKTsKPiA+Cj4gPiArc3RhdGljIGludCBfX2luaXQgdmlyaWRpYW5faW5pdCh2 b2lkKQo+ID4gK3sKPiA+ICsgICAgY2hhciAqdCwgKnYgPSB2aXJpZGlhbl92ZXJzaW9uOwo+IAo+ IFdpdGggZSBiZWluZyBwb2ludGVyIHRvIGNvbnN0LCBJIHRoaW5rIHQgc2hvdWxkIGJlLCB0b28u Cj4gCgpPay4KCj4gPiArICAgIHVuc2lnbmVkIGludCBuWzNdLCBpID0gMDsKPiA+ICsKPiA+ICsg ICAgaWYgKCAqdiA9PSAnXDAnICkKPiA+ICsgICAgICAgIHJldHVybiAwOwo+ID4gKwo+ID4gKyAg ICB3aGlsZSAoICh0ID0gc3Ryc2VwKCZ2LCAiLCIpKSAhPSBOVUxMICkKPiA+ICsgICAgewo+ID4g KyAgICAgICAgY29uc3QgY2hhciAqZTsKPiA+ICsKPiA+ICsgICAgICAgIG5baSsrXSA9IHNpbXBs ZV9zdHJ0b3VsKHQsICZlLCAxNik7Cj4gPiArICAgICAgICBpZiAoICplICE9ICdcMCcgKQo+ID4g KyAgICAgICAgICAgIGdvdG8gZmFpbDsKPiA+ICsgICAgfQo+ID4gKyAgICBpZiAoIGkgIT0gMyAp Cj4gPiArICAgICAgICBnb3RvIGZhaWw7Cj4gPiArCj4gPiArICAgIGlmIChuWzBdID4gMHhmZmZm IHx8IG5bMV0gPiAweGZmZmYpCj4gCj4gTWlzc2luZyBibGFua3MuCj4gCgpPb3BzLgoKPiA+ICsg ICAgICAgIGdvdG8gZmFpbDsKPiA+ICsKPiA+ICsgICAgdmlyaWRpYW5fbWFqb3IgPSBuWzBdOwo+ ID4gKyAgICB2aXJpZGlhbl9taW5vciA9IG5bMV07Cj4gPiArICAgIHZpcmlkaWFuX2J1aWxkID0g blsyXTsKPiA+ICsgICAgcmV0dXJuIDA7Cj4gPiArCj4gPiArZmFpbDoKPiAKPiBJbmRlbnRhdGlv bi4KPgoKWWVzLCBzb3JyeSBJIGZvcmdvdCBhYm91dCB0aGF0IHhlbiBzdHlsZSBxdWlyay4KCiAg UGF1bAogCj4gSmFuCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRw czovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==