From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Tian, Kevin" Subject: Re: [PATCH v2] x86/apicv: fix RTC periodic timer and apicv issue Date: Fri, 23 Sep 2016 23:34:01 +0000 Message-ID: References: <57E5677402000078001120A7@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <57E5677402000078001120A7@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 , "Xuquan (Euler)" , Tim Deegan Cc: "yang.zhang.wz@gmail.com" , "Hanweidong (Randy)" , "George.Dunlap@eu.citrix.com" , Andrew Cooper , "xen-devel@lists.xen.org" , Jiangyifei , "Nakajima, Jun" List-Id: xen-devel@lists.xenproject.org PiBGcm9tOiBKYW4gQmV1bGljaCBbbWFpbHRvOkpCZXVsaWNoQHN1c2UuY29tXQo+IFNlbnQ6IEZy aWRheSwgU2VwdGVtYmVyIDIzLCAyMDE2IDExOjM0IFBNCj4gCj4gPj4+IE9uIDIwLjA5LjE2IGF0 IDE1OjMwLCA8eHVxdWFuOEBodWF3ZWkuY29tPiB3cm90ZToKPiA+IC0tLSBhL3hlbi9hcmNoL3g4 Ni9odm0vdmxhcGljLmMKPiA+ICsrKyBiL3hlbi9hcmNoL3g4Ni9odm0vdmxhcGljLmMKPiA+IEBA IC00MzMsNiArNDMzLDEyIEBAIHZvaWQgdmxhcGljX0VPSV9zZXQoc3RydWN0IHZsYXBpYyAqdmxh cGljKQo+ID4gIHZvaWQgdmxhcGljX2hhbmRsZV9FT0koc3RydWN0IHZsYXBpYyAqdmxhcGljLCB1 OCB2ZWN0b3IpCj4gPiAgewo+ID4gICAgICBzdHJ1Y3QgZG9tYWluICpkID0gdmxhcGljX2RvbWFp bih2bGFwaWMpOwo+ID4gKyAgICBzdHJ1Y3QgdmNwdSAqdiA9IHZsYXBpY192Y3B1KHZsYXBpYyk7 Cj4gPiArICAgIHN0cnVjdCBodm1faW50YWNrIHB0X2ludGFjazsKPiA+ICsKPiA+ICsgICAgcHRf aW50YWNrLnZlY3RvciA9IHZlY3RvcjsKPiA+ICsgICAgcHRfaW50YWNrLnNvdXJjZSA9IGh2bV9p bnRzcmNfbGFwaWM7Cj4gPiArICAgIHB0X2ludHJfcG9zdCh2LCBwdF9pbnRhY2spOwo+IAo+IFRo aXMgYWxzbyBzaXRzIG9uIHRoZSBFT0kgTEFQSUMgcmVnaXN0ZXIgd3JpdGUgcGF0aCwgaS5lLiB0 aGUgY2hhbmdlCj4gdGhlbiBhbHNvIGFmZmVjdHMgbm9uLWFwaWN2IGVudmlyb25tZW50cy4KClRo ZSBuZXcgbG9naWMgc2hvdWxkIGJlIGVudGVyZWQgb25seSB3aGVuIEVPSS1pbmR1Y2VkIGV4aXQg aGFwcGVucy4KCj4gCj4gRnVydGhlcm1vcmUgLSBkb24ndCB3ZSBoYXZlIHRoZSBzYW1lIHByb2Js ZW0gYXMgd2l0aCB2MSBhZ2Fpbgo+IHRoZW4/IFdoYXQgcHJldmVudHMgbXVsdGlwbGUgRU9JcyB0 byBjb21lIGhlcmUgYmVmb3JlIHRoZSB0aW1lcgo+IGludGVycnVwdCBhY3R1YWxseSBnZXRzIGhh bmRsZWQ/IFlvdSdkIHRoZW4gY2xlYXIgLT5pcnFfaXNzdWVkCj4gZWFjaCB0aW1lLCByZW5kZXJp bmcgeW91ciBjaGFuZ2UgdG8gcHRfdXBkYXRlX2lycSgpIGluZWZmZWN0aXZlLgoKYmFzZWQgb24g dGhpcyBwYXRjaCwgb25lIGlycV9pc3N1ZWQgc2hvdWxkIGNhdXNlIG9ubHkgb25lIEVPSSBvbgpy ZWxhdGVkIHB0IHZlY3RvciBhbmQgdGhpcyBFT0kgZXhpdCBjbGVhcnMgaXJxX2lzc3VlZCB0aGVu IG5leHQgRU9JCndvdWxkIGJlIHNlZW4gb25seSB1cG9uIGFub3RoZXIgaW5qZWN0aW9uIHdoZW4g aXJxX2lzc3VlZCBpcyBzZXQKYWdhaW4uLi4gSG93ZXZlciB0aGVyZSBtaWdodCBiZSBhbiBpc3N1 ZSBpZiB0aGlzIHB0IHZlY3RvciBpcyBzaGFyZWQgCndpdGggYW5vdGhlciBkZXZpY2UgaW50ZXJy dXB0LCB3aGljaCBhbHRob3VnaCBpcyBub3QgYSB0eXBpY2FsIGNhc2UuLi4KCj4gCj4gSW4gYW55 IGV2ZW50IHBsZWFzZSB1c2UgaHZtX2ludGFja19sYXBpYygpIGluc3RlYWQgb2Ygb3Blbgo+IGNv ZGluZyBpdCAoYW5kIHRoZW4gSSBkb24ndCB0aGluayB5b3UgbmVlZCBhIGxvY2FsIHZhcmlhYmxl IGF0IGFsbCkuCj4gCj4gPiAtLS0gYS94ZW4vYXJjaC94ODYvaHZtL3ZteC9pbnRyLmMKPiA+ICsr KyBiL3hlbi9hcmNoL3g4Ni9odm0vdm14L2ludHIuYwo+ID4gQEAgLTMzMyw4ICszMzMsNiBAQCB2 b2lkIHZteF9pbnRyX2Fzc2lzdCh2b2lkKQo+ID4gICAgICAgICAgICAgIGNsZWFyX2JpdChpLCAm di0+YXJjaC5odm1fdm14LmVvaV9leGl0bWFwX2NoYW5nZWQpOwo+ID4gICAgICAgICAgICAgIF9f dm13cml0ZShFT0lfRVhJVF9CSVRNQVAoaSksIHYtPmFyY2guaHZtX3ZteC5lb2lfZXhpdF9iaXRt YXBbaV0pOwo+ID4gICAgICAgICAgfQo+ID4gLQo+ID4gLSAgICAgICAgcHRfaW50cl9wb3N0KHYs IGludGFjayk7Cj4gPiAgICAgIH0KPiAKPiBJJ2xsIGRlZmVyIHRvIHRoZSBWTVggbWFpbnRhaW5l cnMgdG8gZGV0ZXJtaW5lIHdoZXRoZXIgcmVtb3ZpbmcgdGhpcwo+IGJ1dCBub3QgdGhlIG90aGVy IG9uZSBpcyBjb3JyZWN0LgoKVGhpcyBpcyBjb3JyZWN0LiBUaGUgb3RoZXIgb25lIGlzIGZvciBu b24tYXBpY3Ygc2NlbmFyaW8uCgo+IAo+ID4gLS0tIGEveGVuL2FyY2gveDg2L2h2bS92cHQuYwo+ ID4gKysrIGIveGVuL2FyY2gveDg2L2h2bS92cHQuYwo+ID4gQEAgLTI1Miw3ICsyNTIsOCBAQCBp bnQgcHRfdXBkYXRlX2lycShzdHJ1Y3QgdmNwdSAqdikKPiA+ICAgICAgICAgICAgICB9Cj4gPiAg ICAgICAgICAgICAgZWxzZQo+ID4gICAgICAgICAgICAgIHsKPiA+IC0gICAgICAgICAgICAgICAg aWYgKCAocHQtPmxhc3RfcGx0X2d0aW1lICsgcHQtPnBlcmlvZCkgPCBtYXhfbGFnICkKPiA+ICsg ICAgICAgICAgICAgICAgaWYgKCAocHQtPmxhc3RfcGx0X2d0aW1lICsgcHQtPnBlcmlvZCkgPCBt YXhfbGFnICYmCj4gPiArICAgICAgICAgICAgICAgICAgICAgIXB0LT5pcnFfaXNzdWVkICkKPiA+ ICAgICAgICAgICAgICAgICAgewo+ID4gICAgICAgICAgICAgICAgICAgICAgbWF4X2xhZyA9IHB0 LT5sYXN0X3BsdF9ndGltZSArIHB0LT5wZXJpb2Q7Cj4gPiAgICAgICAgICAgICAgICAgICAgICBl YXJsaWVzdF9wdCA9IHB0Owo+IAo+IExvb2tpbmcgYXQgdGhlIHJlc3Qgb2YgdGhlIGNvZGUgSSBy ZWFsbHkgd29uZGVyIHdoeSB0aGlzIGNoZWNrCj4gaGFkbid0IGJlZW4gdGhlcmUgZnJvbSB0aGUg YmVnaW5uaW5nLiBUaW0sIGRvIHJlY2FsbCB3aGV0aGVyCj4gdGhpcyB3YXMgaW50ZW50aW9uYWwg KGFzIG9wcG9zZWQgdG8gc2ltcGx5IGhhdmluZyBiZWVuIGFuCj4gb3ZlcnNpZ2h0KT8KPiAKClBv c3NpYmx5IHNpbXBsaWZ5IHRoZSBlbXVsYXRpb24gYnkgcmVseWluZyBvbiBJUlIvSVNSIHRvIGhh bmRsaW5nIHBlbmRpbmcKc2l0dWF0aW9uPwoKVGhhbmtzCktldmluCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhl bi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK