From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: [PATCH 07/10] x86/spec_ctrl: Explicitly set Xen's default MSR_SPEC_CTRL value Date: Wed, 16 May 2018 12:12:59 +0100 Message-ID: <20180516111259.imcqqyo36of7o7ry@citrix.com> References: <1526035094-14343-1-git-send-email-andrew.cooper3@citrix.com> <1526035094-14343-8-git-send-email-andrew.cooper3@citrix.com> <20180514153921.r2ro7ibv3bekvyfa@citrix.com> <5AF9B0B302000078001C2946@prv1-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Andrew Cooper Cc: Juergen Gross , Wei Liu , Zhenzhong Duan , Xen-devel , Jan Beulich , Boris Ostrovsky , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org T24gV2VkLCBNYXkgMTYsIDIwMTggYXQgMTI6MDg6MDJQTSArMDEwMCwgQW5kcmV3IENvb3BlciB3 cm90ZToKPiBPbiAxNC8wNS8xOCAxNjo1MiwgSmFuIEJldWxpY2ggd3JvdGU6Cj4gPj4+PiBPbiAx NC4wNS4xOCBhdCAxNzozOSwgPHdlaS5saXUyQGNpdHJpeC5jb20+IHdyb3RlOgo+ID4+IE9uIEZy aSwgTWF5IDExLCAyMDE4IGF0IDExOjM4OjExQU0gKzAxMDAsIEFuZHJldyBDb29wZXIgd3JvdGU6 Cj4gPj4+IEBAIC00MTcsNiArNDE5LDMyIEBAIHZvaWQgX19pbml0IGluaXRfc3BlY3VsYXRpb25f bWl0aWdhdGlvbnModm9pZCkKPiA+Pj4gICAgICAgICAgc2V0dXBfY2xlYXJfY3B1X2NhcChYODZf RkVBVFVSRV9OT19YUFRJKTsKPiA+Pj4gIAo+ID4+PiAgICAgIHByaW50X2RldGFpbHModGh1bmss IGNhcHMpOwo+ID4+PiArCj4gPj4+ICsgICAgLyoKPiA+Pj4gKyAgICAgKiBJZiBNU1JfU1BFQ19D VFJMIGlzIGF2YWlsYWJsZSwgYXBwbHkgWGVuJ3MgZGVmYXVsdCBzZXR0aW5nIGFuZCBkaXNjYXJk Cj4gPj4+ICsgICAgICogYW55IGZpcm13YXJlIHNldHRpbmdzLiAgRm9yIHBlcmZvcm1hbmNlIHJl YXNvbnMgb24gbmF0aXZlIGhhcmR3YXJlLCB3ZQo+ID4+PiArICAgICAqIGRlbGF5IGFwcGx5aW5n IG5vbi16ZXJvIHNldHRpbmdzIHVudGlsIGFmdGVyIGRvbTAgaGFzIGJlZW4gY29uc3RydWN0ZWQu Cj4gPj4+ICsgICAgICovCj4gPj4+ICsgICAgaWYgKCBib290X2NwdV9oYXMoWDg2X0ZFQVRVUkVf SUJSU0IpICkKPiA+Pj4gKyAgICB7Cj4gPj4+ICsgICAgICAgIGJzcF9kZWxheV9zcGVjX2N0cmwg PSAhY3B1X2hhc19oeXBlcnZpc29yICYmIGRlZmF1bHRfeGVuX3NwZWNfY3RybDsKPiA+Pj4gKwo+ ID4+IFdoeSBpcyBjcHVfaGFzX2h5cGVydmlzb3IgbmVlZGVkIGhlcmU/ICBUaGlzIHNob3VsZCBo ZWxwIG5lc3RlZCBjYXNlIGFzCj4gPj4gd2VsbC4gQW5kIGl0IHdvdWxkbid0IG1ha2UgdGhlIHNl dHVwIGxlc3Mgc2VjdXJlLCByaWdodD8KPiA+IEFoLCB5ZXMsIEFuZHJldywgdGhpcyBzaG91bGQg aW5kZWVkIGJlIGV4cGxhaW5lZCBpbiBhdCBsZWFzdCBvbmUgb2YgY29tbWVudAo+ID4gb3IgY29t bWl0IG1lc3NhZ2UuCj4gCj4gSSd2ZSBhZGp1c3RlZCB0aGlzIGNvbW1lbnQgdG8gcmVhZDoKPiAK PiAvKgo+IMKgKiBJZiBNU1JfU1BFQ19DVFJMIGlzIGF2YWlsYWJsZSwgYXBwbHkgWGVuJ3MgZGVm YXVsdCBzZXR0aW5nIGFuZCBkaXNjYXJkCj4gwqAqIGFueSBmaXJtd2FyZSBzZXR0aW5ncy7CoCBG b3IgcGVyZm9ybWFuY2UgcmVhc29ucywgd2hlbiBzYWZlIHRvIGRvIHNvLCB3ZQo+IMKgKiBkZWxh eSBhcHBseWluZyBub24temVybyBzZXR0aW5ncyB1bnRpbCBhZnRlciBkb20wIGhhcyBiZWVuIGNv bnN0cnVjdGVkLgo+IMKgKgo+IMKgKiAid2hlbiBzYWZlIHRvIGRvIHNvIiBpcyBiYXNlZCBvbiB3 aGV0aGVyIHdlIGFyZSB2aXJ0dWFsaXNlZC7CoCBBIG5hdGl2ZQo+IMKgKiBib290IHdvbid0IGhh dmUgYW55IG90aGVyIGNvZGUgcnVubmluZyBpbiBhIHBvc2l0aW9uIHRvIG1vdW50IGFuCj4gwqAq IGF0dGFjay4KPiDCoCovCj4gCj4gYW5kIGFkZGVkIHRoZSBzYW1lIHNlY29uZCBwYXJhZ3JhcGgg dG8gdGhlIGNvbW1pdCBtZXNzYWdlLgoKTEdUTS4gVGhhbmtzIQoKV2VpLgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlz dApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0 Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==