From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Ostrovsky Subject: Re: [PATCH v3 2/2] x86/Intel: virtualize support for cpuid faulting Date: Mon, 24 Oct 2016 17:15:00 -0400 Message-ID: <00879b94-00cc-ed04-85cc-e7c5d9c72d65@oracle.com> References: <20161014194736.5913-1-khuey@kylehuey.com> <20161014194736.5913-3-khuey@kylehuey.com> <20161017123227.GA23651@citrix.com> <2cc2636e-f8b0-f90b-a460-9c664e1a748a@citrix.com> <69f84011-05db-20ee-39d5-217416461ddc@citrix.com> <10bd318c-17b6-9643-2821-33aaf6a0fe56@oracle.com> <01df3215-3f0f-aaf9-98c9-301d2aebd0b8@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Kyle Huey Cc: Kevin Tian , Wei Liu , Jun Nakajima , Andrew Cooper , xen-devel@lists.xen.org, Jan Beulich , Robert O'Callahan List-Id: xen-devel@lists.xenproject.org T24gMTAvMjQvMjAxNiAwMzoyMiBQTSwgS3lsZSBIdWV5IHdyb3RlOgo+IE9uIE1vbiwgT2N0IDI0 LCAyMDE2IGF0IDg6MDUgQU0sIEJvcmlzIE9zdHJvdnNreQo+IDxib3Jpcy5vc3Ryb3Zza3lAb3Jh Y2xlLmNvbT4gd3JvdGU6Cj4+IE9uIDEwLzI0LzIwMTYgMTI6MTggQU0sIEt5bGUgSHVleSB3cm90 ZToKPj4+IFRoZSBhbm9tYWxpZXMgd2Ugc2VlIGFwcGVhciB0byBiZSByZWxhdGVkIHRvLCBvciBh dCBsZWFzdCB0cmlnZ2VyYWJsZQo+Pj4gYnksIHRoZSBwZXJmb3JtYW5jZSBtb25pdG9yaW5nIGlu dGVycnVwdC4gIFRoZSBmb2xsb3dpbmcgcHJvZ3JhbSBydW5zCj4+PiBhIGxvb3Agb2Ygcm91Z2hs eSAyXjI1IGNvbmRpdGlvbmFsIGJyYW5jaGVzLiAgSXQgdGFrZXMgb25lIGFyZ3VtZW50LAo+Pj4g dGhlIG51bWJlciBvZiBjb25kaXRpb25hbCBicmFuY2hlcyB0byBwcm9ncmFtIHRoZSBQTUkgdG8g dHJpZ2dlciBvbi4KPj4+IFRoZSBkZWZhdWx0IGlzIDUwLDAwMCwgYW5kIGlmIHlvdSBydW4gdGhl IHByb2dyYW0gd2l0aCB0aGF0IGl0J2xsCj4+PiBwcm9kdWNlIHRoZSBzYW1lIHZhbHVlIGV2ZXJ5 IHRpbWUuICBJZiB5b3UgZHJvcCBpdCB0byA1MDAwIG9yIHNvCj4+PiB5b3UnbGwgcHJvYmFibHkg c2VlIG9jY2FzaW9uYWwgb2ZmLWJ5LW9uZSBkaXNjcmVwYW5jaWVzLiAgSWYgeW91IGRyb3AKPj4+ IGl0IHRvIDUwMCB0aGUgcGVyZm9ybWFuY2UgY291bnRlciB2YWx1ZXMgZmx1Y3R1YXRlIHdpbGRs eS4KPj4gWWVzLCBpdCBkb2VzIGNoYW5nZSBidXQgSSBhbHNvIHNlZSB0aGUgZGlmZmVyZW5jZSBv biBiYXJlbWV0YWwgKGFsdGhvdWdoCj4+IG5vdCBhcyBiaWcgYXMgaXQgaXMgaW4gYW4gSFZNIGd1 ZXN0KToKPj4gb3N0ckB3b3JrYmFzZT4gLi9wbXUgNTAwCj4+IFBlcmlvZCBpcyA1MDAKPj4gQ291 bnRlZCA1OTUwMDAzIGNvbmRpdGlvbmFsIGJyYW5jaGVzCj4+IG9zdHJAd29ya2Jhc2U+IC4vcG11 IDUwMAo+PiBQZXJpb2QgaXMgNTAwCj4+IENvdW50ZWQgNTg1MDAwMyBjb25kaXRpb25hbCBicmFu Y2hlcwo+PiBvc3RyQHdvcmtiYXNlPiAuL3BtdSA1MDAKPj4gUGVyaW9kIGlzIDUwMAo+PiBDb3Vu dGVkIDc1MzAxMDcgY29uZGl0aW9uYWwgYnJhbmNoZXMKPj4gb3N0ckB3b3JrYmFzZT4KPiBZZWFo LCB5b3UncmUgcmlnaHQuICBJIHNpbXBsaWZpZWQgdGhlIHRlc3RjYXNlIHRvbyBmYXIuICBJIGhh dmUKPiBpbmNsdWRlZCBhIGJldHRlciBvbmUuICBUaGlzIHRlc3RjYXNlIGlzIHN0YWJsZSBvbiBi YXJlIG1ldGFsIChkb3duIHRvCj4gYW4gaW50ZXJydXB0IGV2ZXJ5IDEwIGJyYW5jaGVzLCBJIGRp ZG4ndCB0cnkgYmVsb3cgdGhhdCkgYW5kIG1vcmUKPiBhY2N1cmF0ZWx5IHJlcHJlc2VudHMgd2hh dCBvdXIgc29mdHdhcmUgYWN0dWFsbHkgZG9lcy4gCgpXaGVuIEkgcnVuIHRoaXMgcHJvZ3JhbSBp biBhIGxvb3AgdGhlIGZpcnN0IGl0ZXJhdGlvbiBpcyBhbHdheXMgb2ZmOgoKb3N0ckB3b3JrYmFz ZT4gd2hpbGUgWyB0cnVlIF07IGRvIHRhc2tzZXQgLWMgMCAuL3BtdSA1MDB8Z3JlcCAtdiBQZXJp b2QKOyBkb25lCkNvdW50ZWQgMzM1NTQ1NTYgY29uZGl0aW9uYWwgYnJhbmNoZXMKQ291bnRlZCAz MzU1NDcyOSBjb25kaXRpb25hbCBicmFuY2hlcwpDb3VudGVkIDMzNTU0NzI5IGNvbmRpdGlvbmFs IGJyYW5jaGVzCi4uLgoKYnV0IHRoZW4gaXQgaW5kZWVkIGlzIHN0YWJsZS4gQ291bGQgaXQgYmUg InByaW1pbmciIHRoZSBicmFuY2gKcHJlZGljdG9yPyBEb2VzIHRoaXMgY291bnRlciBjb3VudCBt aXMtcHJlZGljdGVkIGJyYW5jaGVzPyBQcm9iYWJseSBub3QKc2luY2UgdGhlIGZpcnN0IG51bWJl ciBpcyBzbWFsbGVyIHRoYW4gdGhlIHJlc3QuCgoKPiAgcnIgYWN0cyBhcyBhCj4gcHRyYWNlIHN1 cGVydmlzb3IgdG8gdGhlIHByb2Nlc3MgYmVpbmcgcmVjb3JkZWQsIGFuZCBpdCBzZWVtcyB0aGF0 Cj4gY29udGV4dCBzd2l0Y2hpbmcgYmV0d2VlbiB0aGUgc3VwZXJ2aXNvciBhbmQgdHJhY2VlIHBy b2Nlc3Nlcwo+IHN0YWJpbGl6ZXMgdGhlIHBlcmZvcm1hbmNlIGNvdW50ZXIgdmFsdWVzIHNvbWVo b3cuCgpOb3Qgc3VyZSBJIHVuZGVyc3RhbmQgd2hhdCB5b3UgbWVhbiBieSB0aGlzLiBUaGUgc3Vw ZXJ2aXNpbmcgdGhyZWFkIGlzCnByZXN1bWFibHkgc2l0dGluZyBpbiBrZXJuZWwgKGluIHdhaXRw aWQoKSkgc28gbm90aGluZyBzaG91bGQgYmUgY291bnRlZApmb3IgaXQuCgotYm9yaXMKCgoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1h aWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcv eGVuLWRldmVsCg==