From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Xuquan (Euler)" Subject: Re: [RFC PATCH] x86/apicv: fix RTC periodic timer and apicv issue Date: Tue, 23 Aug 2016 00:40:57 +0000 Message-ID: References: <57BAF1950200007800107DCE@prv-mh.provo.novell.com> <57BB066D0200007800107EDA@prv-mh.provo.novell.com> <57BB324B020000780010804B@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: <57BB324B020000780010804B@prv-mh.provo.novell.com> Content-Language: zh-CN List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: "yang.zhang.wz@gmail.com" , Kevin Tian , "George.Dunlap@eu.citrix.com" , Andrew Cooper , "xen-devel@lists.xen.org" , "jun.nakajima@intel.com" List-Id: xen-devel@lists.xenproject.org T24gQXVndXN0IDIyLCAyMDE2IDExOjEyIFBNLCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+ Pj4+IE9uIDIyLjA4LjE2IGF0IDE2OjAyLCA8eHVxdWFuOEBodWF3ZWkuY29tPiB3cm90ZToKPj4g T24gQXVndXN0IDIyLCAyMDE2IDg6MDQgUE0sIDxKQmV1bGljaEBzdXNlLmNvbT4gd3JvdGU6Cj4+ Pj4+PiBPbiAyMi4wOC4xNiBhdCAxMzo0MSwgPHh1cXVhbjhAaHVhd2VpLmNvbT4gd3JvdGU6Cj4+ Pj4gT24gQXVndXN0IDIyLCAyMDE2IDY6MzYgUE0sIDxKQmV1bGljaEBzdXNlLmNvbT4gd3JvdGU6 Cj4+Pj4+Pj4+IE9uIDE5LjA4LjE2IGF0IDE0OjU4LCA8eHVxdWFuOEB4eHh4eHh4eHh4PiB3cm90 ZToKPj4+Pj4+IEZyb20gOWIyZGY5NjNjMTNhZDI3ZTJjZmZiZWRkZmEzMjY3NzgyYWMzZGEyYSBN b24gU2VwIDE3Cj4wMDowMDowMAo+Pj4+Pj4gMjAwMQo+Pj4+Pj4gRnJvbTogUXVhbiBYdSA8eHVx dWFuOEB4eHh4eHh4eHh4Pgo+Pj4+Pj4gRGF0ZTogRnJpLCAxOSBBdWcgMjAxNiAyMDo0MDozMSAr MDgwMAo+Pj4+Pj4gU3ViamVjdDogW1JGQyBQQVRDSF0geDg2L2FwaWN2OiBmaXggUlRDIHBlcmlv ZGljIHRpbWVyIGFuZCBhcGljdgo+Pj4+Pj4gaXNzdWUKPj4+Pj4+Cj4+Pj4+PiBXaGVuIFhlbiBh cGljdiBpcyBlbmFibGVkLCB3YWxsIGNsb2NrIHRpbWUgaXMgZmFzdGVyIG9uCj4+Pj4+PiBXaW5k b3dzNy0zMiBndWVzdCB3aXRoIGhpZ2ggcGF5bG9hZCAod2l0aCAydkNQVSwgY2FwdHVyZWQgZnJv bQo+Pj4+Pj4geGVudHJhY2UsIGluIGhpZ2ggcGF5bG9hZCwgdGhlIGNvdW50IG9mIElQSSBpbnRl cnJ1cHQgaW5jcmVhc2VzIHJhcGlkbHkKPmJldHdlZW4gdGhlc2UgdkNQVXMpLgo+Pj4+Pj4KPj4+ Pj4+IElmIElQSSBpbnRycnVwdCAodmVjdG9yIDB4ZTEpIGFuZCBwZXJpb2RpYyB0aW1lciBpbnRl cnJ1cHQgKHZlY3Rvcgo+Pj4+Pj4gMHhkMSkgYXJlIGJvdGggcGVuZGluZyAoaW5kZXggb2YgYml0 IHNldCBpbiBWSVJSKSwgdW5mb3J0dW5hdGVseSwKPj4+Pj4+IHRoZSBJUEkgaW50cnJ1cHQgaXMg aGlnaCBwcmlvcml0eSB0aGFuIHBlcmlvZGljIHRpbWVyIGludGVycnVwdC4KPj4+Pj4+IFhlbiB1 cGRhdGVzIElQSSBpbnRlcnJ1cHQgYml0IHNldCBpbiBWSVJSIHRvIGd1ZXN0IGludGVycnVwdAo+ Pj4+Pj4gc3RhdHVzCj4+Pj4+PiAoUlZJKSBhcyBhIGhpZ2ggcHJpb3JpdHkgYW5kIGFwaWN2IChW aXJ0dWFsLUludGVycnVwdCBEZWxpdmVyeSkKPj4+Pj4+IGRlbGl2ZXJzIElQSSBpbnRlcnJ1cHQg d2l0aGluIFZNWCBub24tcm9vdCBvcGVyYXRpb24gd2l0aG91dCBhIFZNCj4+Pj4+PiBleGl0LiBX aXRoaW4gVk1YIG5vbi1yb290IG9wZXJhdGlvbiwgaWYgcGVyaW9kaWMgdGltZXIgaW50ZXJydXB0 Cj4+Pj4+PiBpbmRleCBvZiBiaXQgaXMgc2V0IGluIFZJUlIgYW5kIGhpZ2hlc3QsIHRoZSBhcGlj diBkZWxpdmVycwo+Pj4+Pj4gcGVyaW9kaWMgdGltZXIKPj4+aW50ZXJydXB0IHdpdGhpbiBWTVgg bm9uLXJvb3Qgb3BlcmF0aW9uIGFzIHdlbGwuCj4+Pj4+Pgo+Pj4+Pj4gQnV0IGluIGN1cnJlbnQg Y29kZSwgaWYgWGVuIGRvZXNuJ3QgdXBkYXRlIHBlcmlvZGljIHRpbWVyCj4+Pj4+PiBpbnRlcnJ1 cHQgYml0IHNldCBpbiBWSVJSIHRvIGd1ZXN0IGludGVycnVwdCBzdGF0dXMgKFJWSSkKPj4+Pj4+ IGRpcmVjdGx5LCBYZW4gaXMgbm90IGF3YXJlIG9mIHRoaXMgY2FzZSB0byBkZWNyZWFzZSB0aGUg Y291bnQKPj4+Pj4+IChwZW5kaW5nX2ludHJfbnIpIG9mIHBlbmRpbmcgcGVyaW9kaWMgdGltZXIg aW50ZXJydXB0LCB0aGVuIFhlbgo+Pj4+Pj4gd2lsbCBkZWxpdmVyIGEgcGVyaW9kaWMgdGltZXIg aW50ZXJydXB0IGFnYWluLiBUaGUgZ3Vlc3QgcmVjZWl2ZXMKPj4+Pj4+IG1vcmUgcGVyaW9kaWMg dGltZXIgaW50ZXJydXB0Lgo+Pj4+Pj4KPj4+Pj4+IElmIHRoZSBwZXJpb2RpYyB0aW1lciBpbnRl cnJ1dCBpcyBkZWxpdmVyZWQgYW5kIG5vdCB0aGUgaGlnaGVzdAo+Pj4+Pj4gcHJpb3JpdHksIG1h a2UgWGVuIGJlIGF3YXJlIG9mIHRoaXMgY2FzZSB0byBkZWNyZWFzZSB0aGUgY291bnQgb2YKPj4+ Pj4+IHBlbmRpbmcgcGVyaW9kaWMgdGltZXIgaW50ZXJydXB0Lgo+Pj4+Pgo+Pj4+PkkgY2FuIHNl ZSB0aGUgaXNzdWUgeW91J3JlIHRyeWluZyB0byBhZGRyZXNzLCBidXQgZm9yIG9uZSAtIGRvZXNu J3QKPj4+Pj50aGlzIGxlYWQgdG8gb3RoZXIgZG91YmxlIGFjY291bnRpbmcsIG5hbWVseSBvbmNl IHRoZSBwdCBpcnEgYmVjb21lcwo+Pj4+PnRoZSBoaWdoZXN0IHByaW9yaXR5IG9uZT8KPj4+Pj4K Pj4+Pgo+Pj4+IEl0IGlzIGRvZXMgTk9UIGxlYWQgdG8gb3RoZXIgZG91YmxlIGFjY291bnRpbmcu Lgo+Pj4+IEFzIGlmIHRoZSBwdCBpcnEgYmVjb21lcyB0aGUgaGlnaGVzdCBwcmlvcml0eSBvbmUs IHRoZSBpbnRhY2sgaXMgcHQgb25lLi4KPj4+PiBUaGVuOgo+Pj4+Cj4+Pj4gICsgICAgICAgIGVs c2UKPj4+PiAgKyAgICAgICAgICAgIHB0X2ludHJfcG9zdCh2LCBpbnRhY2spOwo+Pj4KPj4+QXMg anVzdCBzYWlkIGluIHJlcGx5IHRvIFlhbmc6IElmIHRoaXMgaXMgc3RpbGwgdGhlIHNhbWUgaW50 ZXJydXB0Cj4+Pmluc3RhbmNlCj4+IGFzIGluIGEKPj4+cHJpb3IgcnVuIHRocm91Z2ggaGVyZSB3 aGljaCB0b29rIHRoZSBpZigpIGJyYW5jaCwgdGhpcyBjaGFuZ2UgbG9va3MKPj4+bGlrZQo+PiBo YXZpbmcKPj4+dGhlIHBvdGVudGlhbCBvZiBkb3VibGUgYWNjb3VudGluZy4KPj4+Cj4+Cj4+IEkg dmVyeSBhcHByZWNpYXRlIHlvdXIgZGV0YWlsIHJldmlldy4gSXQgbG9va3MgbGlrZSwgYnV0IGFj dHVhbGx5IGl0Cj4+IGRvZXNuJ3QgaGFwcGVuLgo+Pgo+PiAgQXMgdGhlIGtleSBwYXJhbWV0ZXIg J3B0LT5pcnFfaXNzdWVkJy4uCj4+Cj4+IEluIHB0X3VwZGF0ZV9pcnEoKSwgb25jZSB0aGUgUFQg aXJxIGlzIGlzc3VlZCwgc2V0IHRoZSBwdC0+aXJxX2lzc3VlZC4uCj4+IEluIHB0X2ludHJfcG9z dCgpLCBjbGVhciB0aGUgcHQtPmlycV9pc3N1ZWQgYmVmb3JlIHRvdWNoaW5nIHRoZSBjb3VudAo+ PiAncHQtPnBlbmRpbmdfaW50cl9ucicuLgo+Pgo+PiBBY2NvcmRpbmcgdG8geW91ciBhc3N1bXB0 aW9uLCBhdCB0aGUgc2Vjb25kIGNhbGwgdG8gcHRfaW50cl9wb3N0KCksIEFzCj4+IGlmICdwdC0+ aXJxX2lzc3VlZCcgaXMgY2xlYXIsIHB0IGlzIE5VTEwgaW4gaXNfcHRfaXJxKCkgY2hlY2ssIHRo ZW4KPj4gcmV0dXJuLCB0aGVyZSBpcyBubyBjaGFuY2UgdG8gdG91Y2ggdGhlIGNvdW50ICdwdC0+ cGVuZGluZ19pbnRyX25yJy4uCj4KPkhtbSwgd2FpdDogVGhhdCBzZWNvbmQgcGFzcyB3b3VsZCBh bHNvIGdldCB1cyB0aHJvdWdoCj5wdF91cGRhdGVfaXJxKCkgYSBzZWNvbmQgdGltZSwgd2hpY2gg bWlnaHQgY2F1c2UgaXJxX2lzc3VlZCB0byBnZXQgc2V0IGFnYWluLgo+CgogaWl1YyB0aGlzIGNh c2UgaXMgSVJRIGNvbWJpbmF0aW9uLCBpc3N1ZSB0d2ljZSBidXQgZGVsaXZlcnkgb25jZS4uCkFu b3RoZXIgZW5oYW5jZW1lbnQgbWF5IGJlIHJlcXVpcmVkIGhlcmUsCiAgICAgSUYgIGh2bV9pbnRz cmNfbGFwaWMgJiYgdGhlIFBUIElSUSBpbmRleCBiaXQgaW4gVklSUiBpcyBub3QgY2xlYXIKICAg ICAgICBUSEVOIGRvbid0IGlzc3VlIFBUIElSUSBpbiBwdF91cGRhdGVfaXJxKCkKICAgICBGSQoK PkdyYW50ZWQgdGhpcyBjb2RlIGlzIGZyYWdpbGUsIHRoZXJlZm9yZSBwbGVhc2UgZXhjdXNlIHRo YXQgSSdtIHRyeWluZyB0byBiZSBleHRyYQo+Y2FyZWZ1bCB3aXRoIGFjY2VwdGluZyBjaGFuZ2Vz IHRvIGl0LgoKVW5kZXJzdG9vZCA6KTopLi4uCgpRdWFuCgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZl bEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK