From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Jan Beulich" <JBeulich@suse.com>
Subject: Re: [PATCH v5 21/21] tools/libxc: Calculate xstate
 cpuid leaf from guest information
Date: Fri, 08 Apr 2016 15:00:52 -0600
Message-ID: <57082A1402000078000E61F8@prv-mh.provo.novell.com>
References: <1460030246-30153-1-git-send-email-andrew.cooper3@citrix.com>
 <1460030246-30153-22-git-send-email-andrew.cooper3@citrix.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <1460030246-30153-22-git-send-email-andrew.cooper3@citrix.com>
Content-Disposition: inline
List-Unsubscribe: <http://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <http://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xen.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xen.org>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>, Wei Liu <wei.liu2@citrix.com>, Xen-devel <xen-devel@lists.xen.org>
List-Id: xen-devel@lists.xenproject.org

Pj4+IE9uIDA3LjA0LjE2IGF0IDEzOjU3LCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3Jv
dGU6Cj4gVGhlIGV4aXN0aW5nIGxvZ2ljIGlzIGJyb2tlbiBmb3IgaGV0ZXJvZ2VuZW91cyBtaWdy
YXRpb24uICBCeSBhbHdheXMKPiBhZHZlcnRpc2luZyB0aGUgaG9zdCBtYXhpbXVtIHhzdGF0ZSwg
YSBtaWdyYXRpb24gdG8gYSBsZXNzIGNhcGFibGUgaG9zdCBhbHdheXMKPiBmYWlscyBhcyBYZW4g
Y2Fubm90IGFjY29tb2RhdGUgdGhlIHhjcjBfYWNjdW0gaW4gdGhlIG1pZ3JhdGlvbiBzdHJlYW0u
CgpJIGRvbid0IHVuZGVyc3RhbmQgdGhpcyAtIHhjcjBfYWNjdW0gaXMgZGVmaW5pdGVseSBwYXJ0
IG9mIHRoZQptaWdyYXRpb24gc3RyZWFtLgoKPiB2NToKPiAgKiBSZWludHJvZHVjZSBQS1JVLCAo
YWdhaW4sIGxvc3QgZHVlIHRvIHJlYmFzaW5nKS4KPiAgKiBSZXdyaXRlIHRoZSBjb21taXQgbWVz
c2FnZSBhbmQgY29tbWVudHMgdG8gdHJ5IGFuZCBiZXR0ZXIgZXhwbGFpbiB3aHkgSSBhbQo+ICAg
IGRlbGliZXJhdGx5IHJlbW92aW5nIGhvc3Qtc3BlY2lmaWMgaW5mb3JtYXRpb24gZnJvbSB0aGUg
eHN0YXRlIGNhbGN1bGF0aW9uLgo+ICAqIFJlaW50cm9kdWNlIDB4RkZGRkZGRkYgbWFza3MgZm9y
IEVBWCwgdG8gYXZvaWQgQ292ZXJpdHkgY29tcGxhaW5pbmcgYWJvdXQKPiAgICB0cnVuY2F0aW9u
IG9uIGFzc2lnbm1lbnQuCgpVcmdoIC0gSSBkb24ndCB0aGluayB1Z2xpbmVzcyBsaWtlIHRoaXMg
Y2FuIGJlIGp1c3RpZmllZCBieSBDb3Zlcml0eQpjb21wbGFpbmluZy4gVGhhdCB3b3VsZCBiZSBk
aWZmZXJlbnQgaWYgdGhlIGNvbXBpbGVyIGNvbXBsYWluZWQKKGxpa2UgY29tcGlsZXJzIG90aGVy
IHRoYW4gZ2NjIGRvKS4KCj4gIHN0YXRpYyB2b2lkIHhjX2NwdWlkX2NvbmZpZ194c2F2ZSh4Y19p
bnRlcmZhY2UgKnhjaCwKPiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0
IHN0cnVjdCBjcHVpZF9kb21haW5faW5mbyAqaW5mbywKPiAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgIGNvbnN0IHVuc2lnbmVkIGludCAqaW5wdXQsIHVuc2lnbmVkIGludCAqcmVn
cykKPiAgewo+IC0gICAgaWYgKCBpbmZvLT54ZmVhdHVyZV9tYXNrID09IDAgKQo+ICsgICAgdWlu
dDY0X3QgZ3Vlc3RfeGZlYXR1cmVfbWFzazsKPiArCj4gKyAgICBpZiAoIGluZm8tPnhmZWF0dXJl
X21hc2sgPT0gMCB8fAo+ICsgICAgICAgICAhdGVzdF9iaXQoWDg2X0ZFQVRVUkVfWFNBVkUsIGlu
Zm8tPmZlYXR1cmVzZXQpICkKPiAgICAgIHsKPiAgICAgICAgICByZWdzWzBdID0gcmVnc1sxXSA9
IHJlZ3NbMl0gPSByZWdzWzNdID0gMDsKPiAgICAgICAgICByZXR1cm47Cj4gICAgICB9Cj4gIAo+
ICsgICAgZ3Vlc3RfeGZlYXR1cmVfbWFzayA9IFg4Nl9YQ1IwX1NTRSB8IFg4Nl9YQ1IwX1g4NzsK
PiArCj4gKyAgICBpZiAoIHRlc3RfYml0KFg4Nl9GRUFUVVJFX0FWWCwgaW5mby0+ZmVhdHVyZXNl
dCkgKQo+ICsgICAgICAgIGd1ZXN0X3hmZWF0dXJlX21hc2sgfD0gWDg2X1hDUjBfQVZYOwo+ICsK
PiArICAgIGlmICggdGVzdF9iaXQoWDg2X0ZFQVRVUkVfTVBYLCBpbmZvLT5mZWF0dXJlc2V0KSAp
Cj4gKyAgICAgICAgZ3Vlc3RfeGZlYXR1cmVfbWFzayB8PSBYODZfWENSMF9CTkRSRUcgfCBYODZf
WENSMF9CTkRDU1I7Cj4gKwo+ICsgICAgaWYgKCB0ZXN0X2JpdChYODZfRkVBVFVSRV9QS1UsIGlu
Zm8tPmZlYXR1cmVzZXQpICkKPiArICAgICAgICBndWVzdF94ZmVhdHVyZV9tYXNrIHw9IFg4Nl9Y
Q1IwX1BLUlU7Cj4gKwo+ICsgICAgaWYgKCB0ZXN0X2JpdChYODZfRkVBVFVSRV9MV1AsIGluZm8t
PmZlYXR1cmVzZXQpICkKPiArICAgICAgICBndWVzdF94ZmVhdHVyZV9tYXNrIHw9IFg4Nl9YQ1Iw
X0xXUDsKCkkgY29udGludWUgdG8gYmUgdW5oYXBweSBhYm91dCB0aGF0IHdoaXRlIGxpc3Rpbmcs
IGJ1dCB3ZWxsLi4uCgo+ICAgICAgY2FzZSAxOiAvKiBsZWFmIDEgKi8KPiAgICAgICAgICByZWdz
WzBdID0gaW5mby0+ZmVhdHVyZXNldFtmZWF0dXJld29yZF9vZihYODZfRkVBVFVSRV9YU0FWRU9Q
VCldOwo+IC0gICAgICAgIHJlZ3NbMl0gJj0gaW5mby0+eGZlYXR1cmVfbWFzazsKPiAtICAgICAg
ICByZWdzWzNdID0gMDsKPiArICAgICAgICByZWdzWzFdID0gMDsKPiArCj4gKyAgICAgICAgaWYg
KCB0ZXN0X2JpdChYODZfRkVBVFVSRV9YU0FWRVMsIGluZm8tPmZlYXR1cmVzZXQpICkKPiArICAg
ICAgICB7Cj4gKyAgICAgICAgICAgIHJlZ3NbMl0gPSBndWVzdF94ZmVhdHVyZV9tYXNrICYgWDg2
X1hTU19NQVNLICYgMHhGRkZGRkZGRjsKPiArICAgICAgICAgICAgcmVnc1szXSA9IChndWVzdF94
ZmVhdHVyZV9tYXNrID4+IDMyKSAmIFg4Nl9YU1NfTUFTSzsKClRoaXMgaXMgY29ycmVjdCBvbmx5
IGJlY2F1c2UgWDg2X1hTU19NQVNLID09IDAob3IgZWxzZSA+PiBhbmQgJgpuZWVkIHRvIGJlIHN3
YXBwZWQpLiBZZXQgaWYgeW91IGFzc3VtZSB0aGlzLCB0aGUgYW5kLWluZyB3aXRoCjB4RkZGRkZG
RkYgbWFrZXMgZXZlbiBsZXNzIHNlbnNlIGhlcmUgdGhhbiBhYm92ZS4KCj4gKyAgICBjYXNlIDIg
Li4uIDYyOiAvKiBwZXItY29tcG9uZW50IHN1Yi1sZWF2ZXMgKi8KPiArICAgICAgICBpZiAoICEo
Z3Vlc3RfeGZlYXR1cmVfbWFzayAmICgxVUxMIDw8IGlucHV0WzFdKSkgKQo+ICAgICAgICAgIHsK
PiAgICAgICAgICAgICAgcmVnc1swXSA9IHJlZ3NbMV0gPSByZWdzWzJdID0gcmVnc1szXSA9IDA7
Cj4gICAgICAgICAgICAgIGJyZWFrOwo+ICAgICAgICAgIH0KPiAgICAgICAgICAvKiBEb24ndCB0
b3VjaCBFQVgsIEVCWC4gQWxzbyBjbGVhbnVwIEVDWCBhbmQgRURYICovCj4gLSAgICAgICAgcmVn
c1syXSA9IHJlZ3NbM10gPSAwOwo+ICsgICAgICAgIHJlZ3NbMl0gJj0gWFNUQVRFX1hTUyB8IFhT
VEFURV9BTElHTjY0OwoKSSdtIHNvcnJ5IGZvciByZWFsaXppbmcgdGhpcyBvbmx5IG5vdywgYnV0
IHNob3VsZG4ndCB3ZSBoaWRlIFhTVEFURV9YU1MKZnJvbSBQViBndWVzdHM/IE9yIGlzIHRoaXMg
YmVpbmcgdGFrZW4gY2FyZSBvZiBlbHNld2hlcmU/CgpKYW4KCgpfX19fX19fX19fX19fX19fX19f
X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1k
ZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=