From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Tian, Kevin" Subject: Re: [RFC PATCH] x86/apicv: fix RTC periodic timer and apicv issue Date: Mon, 19 Sep 2016 09:25:07 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: "Xuquan (Euler)" , "xen-devel@lists.xen.org" Cc: "yang.zhang.wz@gmail.com" , "jbeulich@suse.com" , "George.Dunlap@eu.citrix.com" , Andrew Cooper , "Nakajima, Jun" List-Id: xen-devel@lists.xenproject.org PiBGcm9tOiBYdXF1YW4gKEV1bGVyKSBbbWFpbHRvOnh1cXVhbjhAaHVhd2VpLmNvbV0KPiBTZW50 OiBNb25kYXksIFNlcHRlbWJlciAxMiwgMjAxNiA1OjA4IFBNCj4gCj4gT24gU2VwdGVtYmVyIDEy LCAyMDE2IDM6NTggUE0sIFRpYW4sIEtldmluIDxrZXZpbi50aWFuQGludGVsLmNvbT4gd3JvdGU6 Cj4gPj4gRnJvbTogWHVxdWFuIChFdWxlcikgW21haWx0bzp4dXF1YW44QGh1YXdlaS5jb21dCj4g Pj4gU2VudDogRnJpZGF5LCBTZXB0ZW1iZXIgMDksIDIwMTYgMTE6MDIgQU0KPiA+Pgo+ID4+IE9u IEF1Z3VzdCAzMCwgMjAxNiAxOjU4IFBNLCBUaWFuIEtldmluIDwga2V2aW4udGlhbkBpbnRlbC5j b20gPiB3cm90ZToKPiA+PiA+PiBGcm9tOiBYdXF1YW4gKEV1bGVyKSBbbWFpbHRvOnh1cXVhbjhA aHVhd2VpLmNvbV0KPiA+PiA+PiBTZW50OiBGcmlkYXksIEF1Z3VzdCAxOSwgMjAxNiA4OjU5IFBN Cj4gPj4gZGlmZiAtLWdpdCBhL3hlbi9hcmNoL3g4Ni9odm0vdmxhcGljLmMgYi94ZW4vYXJjaC94 ODYvaHZtL3ZsYXBpYy5jCj4gPj4gaW5kZXggMWQ1ZDI4Ny4uY2MyNDdjMyAxMDA2NDQKPiA+PiAt LS0gYS94ZW4vYXJjaC94ODYvaHZtL3ZsYXBpYy5jCj4gPj4gKysrIGIveGVuL2FyY2gveDg2L2h2 bS92bGFwaWMuYwo+ID4+IEBAIC00MzMsNiArNDMzLDExIEBAIHZvaWQgdmxhcGljX0VPSV9zZXQo c3RydWN0IHZsYXBpYyAqdmxhcGljKSAgdm9pZAo+ID4+IHZsYXBpY19oYW5kbGVfRU9JKHN0cnVj dCB2bGFwaWMgKnZsYXBpYywgdTggdmVjdG9yKSAgewo+ID4+ICAgICAgc3RydWN0IGRvbWFpbiAq ZCA9IHZsYXBpY19kb21haW4odmxhcGljKTsKPiA+PiArICAgIHN0cnVjdCBodm1faW50YWNrIHB0 X2ludGFjazsKPiA+PiArCj4gPj4gKyAgICBwdF9pbnRhY2sudmVjdG9yID0gdmVjdG9yOwo+ID4+ ICsgICAgcHRfaW50YWNrLnNvdXJjZSA9IGh2bV9pbnRzcmNfbGFwaWM7Cj4gPj4gKyAgICBwdF9p bnRyX3Bvc3QodmxhcGljX3ZjcHUodmxhcGljKSwgcHRfaW50YWNrKTsKPiA+Pgo+ID4+ICAgICAg aWYgKCB2bGFwaWNfdGVzdF9hbmRfY2xlYXJfdmVjdG9yKHZlY3RvciwKPiA+JnZsYXBpYy0+cmVn cy0+ZGF0YVtBUElDX1RNUl0pICkKPiA+PiAgICAgICAgICB2aW9hcGljX3VwZGF0ZV9FT0koZCwg dmVjdG9yKTsgZGlmZiAtLWdpdAo+ID4+IGEveGVuL2FyY2gveDg2L2h2bS92bXgvaW50ci5jIGIv eGVuL2FyY2gveDg2L2h2bS92bXgvaW50ci5jIGluZGV4Cj4gPj4gOGZjYTA4Yy4uMjlkOWJiZiAx MDA2NDQKPiA+PiAtLS0gYS94ZW4vYXJjaC94ODYvaHZtL3ZteC9pbnRyLmMKPiA+PiArKysgYi94 ZW4vYXJjaC94ODYvaHZtL3ZteC9pbnRyLmMKPiA+PiBAQCAtMzMzLDggKzMzMyw2IEBAIHZvaWQg dm14X2ludHJfYXNzaXN0KHZvaWQpCj4gPj4gICAgICAgICAgICAgIGNsZWFyX2JpdChpLCAmdi0+ YXJjaC5odm1fdm14LmVvaV9leGl0bWFwX2NoYW5nZWQpOwo+ID4+ICAgICAgICAgICAgICBfX3Zt d3JpdGUoRU9JX0VYSVRfQklUTUFQKGkpLAo+ID52LT5hcmNoLmh2bV92bXguZW9pX2V4aXRfYml0 bWFwW2ldKTsKPiA+PiAgICAgICAgICB9Cj4gPj4gLQo+ID4+IC0gICAgICAgIHB0X2ludHJfcG9z dCh2LCBpbnRhY2spOwo+ID4+ICAgICAgfQo+ID4+ICAgICAgZWxzZQo+ID4+ICAgICAgewo+ID4+ Cj4gPgo+ID5CZWNhdXNlIHdlIHVwZGF0ZSBwdCBpcnEgaW4gZXZlcnkgdm1lbnRyeSwgdGhlcmUg aXMgYSBjaGFuY2UgdGhhdAo+ID5hbHJlYWR5LWluamVjdGVkIGluc3RhbmNlIChiZWZvcmUgRU9J LWluZHVjZWQgZXhpdCBoYXBwZW5zKSB3aWxsIGluY3VyIGFub3RoZXIKPiA+cGVuZGluZyBJUlIg c2V0dGluZyBpZiB0aGVyZSBpcyBhIFZNLWV4aXQgaGFwcGVucyBiZXR3ZWVuIEhXIHZpcnR1YWwg aW50ZXJydXB0Cj4gPmluamVjdGlvbiAodklSUi0+MCwgdklTUi0+MSkgYW5kIEVPSS1pbmR1Y2Vk IGV4aXQgKHZJU1ItPjApLCBzaW5jZSBwdF9pbnRyX3Bvc3QKPiA+aGFzbid0IGJlZW4gaW52b2tl ZCB5ZXQuIEkgZ3Vlc3MgdGhpcyBpcyB0aGUgcmVhc29uIHdoeSB5b3Ugc3RpbGwgc2VlIGZhc3Rl cgo+ID53YWxsY2xvY2suCj4gPgo+IAo+IEFncmVlZC4gQSBnb29kIGRlc2NyaXB0aW9uLiBNeSBi YWQgZGVzY3JpcHRpb24gaXMgZnJvbSBhbm90aGVyIGFzcGVjdC4KPiAKPiA+SSB0aGluayB5b3Ug bmVlZCBtYXJrIHRoaXMgcGVuZGluZ19pbnRyX3Bvc3Qgc2l0dWF0aW9uIGV4cGxpY2l0bHkuCj4g PlRoZW4gcHRfdXBkYXRlX2lycSBzaG91bGQgc2tpcCBzdWNoIHB0IHRpbWVyIHdoZW4gcGVuZGlu Z19pbnRyX3Bvc3Qgb2YgdGhhdAo+ID50aW1lciBpcyB0cnVlIChvdGhlcndpc2UgdGhlIHVwZGF0 ZSBpcyBtZWFuaW5nbGVzcyBzaW5jZSBwcmV2aW91cyBvbmUgaGFzbid0Cj4gPmJlZW4gcG9zdGVk IHlldCkuIFRoZW4gd2l0aCB5b3VyIGNoYW5nZSB0byBwb3N0IGluIEVPSS1pbmR1Y2VkIGV4aXQg aGFuZGxlciwgaXQKPiA+c2hvdWxkIHdvcmsgY29ycmVjdGx5IHRvIG1lZXQgdGhlIGdvYWwKPiA+ LSBvbmUgdmlydHVhbCBpbnRlcnJ1cHQgZGVsaXZlcnkgZm9yIG9uZSBwZW5kaW5nIHB0IGludHIu Li4KPiA+Cj4gSSB0aGluayB3ZSBhcmUgYXQgbGVhc3Qgb24gdGhlIHJpZ2h0IHRyYWNrLgo+IEJ1 dCBJIGNhbid0IGZvbGxvdyAnIHBlbmRpbmdfaW50cl9wb3N0ICcsIGEgbmV3IHBhcmFtZXRlcj8g VGhhbmtzLgo+IAo+IAoKeWVzLCBhIG5ldyBwYXJhbWV0ZXIgdG8gcmVjb3JkIHdoZXRoZXIgYSBp bnRyX3Bvc3Qgb3BlcmF0aW9uIGlzIHBlbmRpbmcKClRoYW5rcwpLZXZpbgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlz dApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVs Cg==