From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH v4] x86/cpuid: AVX-512 Feature Detection Date: Mon, 25 Jul 2016 10:27:16 +0100 Message-ID: References: <1467265812-5872-1-git-send-email-luwei.kang@intel.com> <57763E4702000078000FA4D6@prv-mh.provo.novell.com> <82D7661F83C1A047AF7DC287873BF1E136AE05E5@SHSMSX101.ccr.corp.intel.com> <577B77DE02000078000FB265@prv-mh.provo.novell.com> <82D7661F83C1A047AF7DC287873BF1E136AE10DD@SHSMSX101.ccr.corp.intel.com> <0000b4dc-35b3-2ff3-51f2-3e71cae7afcd@citrix.com> <82D7661F83C1A047AF7DC287873BF1E136AE87F9@SHSMSX101.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <82D7661F83C1A047AF7DC287873BF1E136AE87F9@SHSMSX101.ccr.corp.intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: "Kang, Luwei" , Jan Beulich Cc: "chao.p.peng@linux.intel.com" , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org T24gMjUvMDcvMTYgMDc6MDksIEthbmcsIEx1d2VpIHdyb3RlOgo+Pj4+IEZpcnN0IG9mIGFsbCAt IHBsZWFzZSBkb24ndCB0b3AgcG9zdC4KPj4+Pgo+Pj4+PiBXaGF0IGFib3V0IHJlbW92ZSB0aGUg ZGVwZW5kZW5jeSBiZXR3ZWVuIEFWWDIgYW5kIEFWWDUxMkYKPj4gKCBBVlgyOgo+Pj4+IFtBVlg1 MTJGXSwgKSA/Cj4+Pj4KPj4+PiBZZXMsIHRoYXQncyB3aGF0IEkgdGhpbmsgd2Ugd2FudCwgYnV0 IHdlIG5lZWQgQW5kcmV3J3MgYWdyZWVtZW50IGhlcmUuCj4+Pj4KPj4+IEhpIEFuZHJldywgIHdo YXQgaXMgeW91ciBvcGluaW9uID8KPj4gWW91IGFyZSBpbiBhIGJldHRlciBwb3NpdGlvbiB0byBh bnN3ZXIgdGhhbiBtZS4KPj4KPj4gRm9yIGEgc3BlY2lmaWMgaW5zdHJ1Y3Rpb24gd2hpY2ggbWF5 IGJlIFZFWCBhbmQgRVZFWCBlbmNvZGVkLCBpcyB0aGUgY2lyY3VpdHJ5Cj4+IGZvciBhIHNwZWNp ZmljIGluc3RydWN0aW9uIHNoYXJlZCwgb3IgZGlzY3JldGU/ICBJcyB0aGVyZSBhIHBsYXVzaWJs ZSBmdXR1cmUKPj4gd2hlcmUgeW91IG1pZ2h0IHN1cHBvcnQgb25seSB0aGUgRVZFWCB2YXJpYW50 IG9mIGFuIGluc3RydWN0aW9uLCBhbmQgbm90IHRoZQo+PiBWRVggdmFyaWFudD8KPj4KPj4gVGhl c2UgZGVwZW5kZW5jZXMgYXJlIGFib3V0IHdoYXQgbWF5IGJlIHJlYXNvbmFibHkgYXNzdW1lZCBh Ym91dCB0aGUKPj4gd2F5IHRoZSBlbnZpcm9ubWVudCBpcyBzdHJ1Y3R1cmVkLiAgSXQgZG9lc24n dCBsb29rIHJlYXNvbmFibGUgdG8gYWR2ZXJ0aXNlCj4+IGFuIEFWWDUxMiBlbnZpcm9ubWVudCB0 byBndWVzdHMgd2hpbGUgYXQgdGhlIHNhbWUgdGltZSBzdGF0aW5nIHRoYXQgQVZYMiBpcwo+PiBu b3QgcHJlc2VudC4gIElmIHRoaXMgaXMgY29ycmVjdCwgdGhlbiB0aGUgZGVwZW5kZW5jeSBzaG91 bGQgc3RheS4KPj4gSWYgSW50ZWwgcGxhdXNpYmx5IHRoaW5ncyBpdCBtaWdodCByZWxlYXNlIGhh cmR3YXJlIHdpdGggIUFWWDIgYnV0IEFWWDUxMiwKPj4gdGhlbiB0aGUgZGVwZW5kZW5jeSBzaG91 bGQgYmUgZHJvcHBlZC4KPiBSZWdhcmRpbmcgdGhlIGRlcGVuZGVuY3kgYmV0d2VlbiBBVlgyIGFu ZCBBVlg1MTJGLCBJIGhhdmUgYXNrIHNvbWUgaGFyZHdhcmUgYXJjaGl0ZWN0dXJlIGVuZ2luZWVy Lgo+Cj4gQVZYNTEyIGlzIGEgc3VwZXJzZXQgb2YgQVZYMiwgdGhlIG1vc3QgaW1wb3J0YW50IGl0 ZW0gYmVpbmcgdGhlIHN0YXRlLiBJZiB0aGUgc3RhdGUgZm9yIEFWWDIgaXNuJ3QgZW5hYmxlZCAo aW4gWENSMCksIHRoZW4gQVZYNTEyIGFsc28gY2FuJ3QgZnVuY3Rpb24uCj4KPiBTbyBpZiB3ZSB3 YW50IHRvIHVzZSBBVlg1MTIsIEFWWDIgbXVzdCBiZSBzdXBwb3J0ZWQgYW5kIGVuYWJsZWQuIFRo ZSBkZXBlbmRlbmNlIGJldHdlZW4gQVZYNTEyRiBhbmQgQVZYMiBtYXkgbmVlZCBiZSByZXNlcnZl ZC4KCk9rLCBzbyBBVlg1MTIgc3RyaWN0bHkgZGVwZW5kcyBvbiBBVlgyLgoKSW4gd2hpY2ggY2Fz ZSwgdGhlIHB5dGhvbiBjb2RlIHdhcyBjb3JyZWN0LiAgVGhlIG1lYW5pbmcgb2YgdGhlCmtleS92 YWx1ZSByZWxhdGlvbnNoaXAgaXMgImlmIHRoZSBmZWF0dXJlIGluIHRoZSBrZXkgaXMgbm90IHBy ZXNlbnQsIGFsbApmZWF0dXJlcyBpbiB0aGUgdmFsdWUgbXVzdCBhbHNvIGJlIGRpc2FibGVkIi4K Cn5BbmRyZXcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f Clhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9s aXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=