Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Xuquan (Quan Xu)
On December 21, 2016 10:30 AM, Tian, Kevin wrote: >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> Sent: Tuesday, December 20, 2016 9:12 PM >> >> On December 20, 2016 1:37 PM, Tian, Kevin wrote: >> >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> >> Sent: Friday, December 16, 2016 5

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Tian, Kevin
> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > Sent: Tuesday, December 20, 2016 5:39 PM > > On December 20, 2016 4:32 PM, Jan Beulich wrote: > On 20.12.16 at 06:54, wrote: > >> On December 20, 2016 1:37 PM, Tian, Kevin wrote: > From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com]

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Tian, Kevin
> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > Sent: Tuesday, December 20, 2016 9:12 PM > > On December 20, 2016 1:37 PM, Tian, Kevin wrote: > >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > >> Sent: Friday, December 16, 2016 5:40 PM > >I suppose you've verified this new version, b

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Xuquan (Quan Xu)
On December 20, 2016 1:37 PM, Tian, Kevin wrote: >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> Sent: Friday, December 16, 2016 5:40 PM >I suppose you've verified this new version, but still would like get your >explicit confirmation - did you still see time accuracy issue in your side? >

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Xuquan (Quan Xu)
On December 20, 2016 4:54 PM, Tian, Kevin wrote: >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Tuesday, December 20, 2016 4:35 PM >> >> >>> On 20.12.16 at 06:37, wrote: >> >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> >> Sent: Friday, December 16, 2016 5:40 PM >> >> -

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Jan Beulich
>>> On 20.12.16 at 10:38, wrote: > On December 20, 2016 4:32 PM, Jan Beulich wrote: > On 20.12.16 at 06:54, wrote: >>> On December 20, 2016 1:37 PM, Tian, Kevin wrote: > From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > Sent: Friday, December 16, 2016 5:40 PM > > From 89fff

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Xuquan (Quan Xu)
On December 20, 2016 4:32 PM, Jan Beulich wrote: On 20.12.16 at 06:54, wrote: >> On December 20, 2016 1:37 PM, Tian, Kevin wrote: From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] Sent: Friday, December 16, 2016 5:40 PM From 89fffdd6b563b2723e24d17231715bb8c9f24f90 Mon Se

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Jan Beulich
>>> On 20.12.16 at 09:53, wrote: >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Tuesday, December 20, 2016 4:35 PM >> >> >>> On 20.12.16 at 06:37, wrote: >> >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> >> Sent: Friday, December 16, 2016 5:40 PM >> >> -if (pt_vecto

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Tian, Kevin
> From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Tuesday, December 20, 2016 4:35 PM > > >>> On 20.12.16 at 06:37, wrote: > >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > >> Sent: Friday, December 16, 2016 5:40 PM > >> -if (pt_vector != -1) > >> -vmx_set_eoi_exi

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Jan Beulich
>>> On 20.12.16 at 06:37, wrote: >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> Sent: Friday, December 16, 2016 5:40 PM >> -if (pt_vector != -1) >> -vmx_set_eoi_exit_bitmap(v, pt_vector); >> +if ( pt_vector != -1 ) { >> +if ( intack.vector > pt_ve

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-20 Thread Jan Beulich
>>> On 20.12.16 at 06:54, wrote: > On December 20, 2016 1:37 PM, Tian, Kevin wrote: >>> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >>> Sent: Friday, December 16, 2016 5:40 PM >>> >>> From 89fffdd6b563b2723e24d17231715bb8c9f24f90 Mon Sep 17 00:00:00 >>2001 >>> From: Quan Xu >>> Date: Fri,

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-19 Thread Xuquan (Quan Xu)
On December 20, 2016 1:37 PM, Tian, Kevin wrote: >> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] >> Sent: Friday, December 16, 2016 5:40 PM >> >> From 89fffdd6b563b2723e24d17231715bb8c9f24f90 Mon Sep 17 00:00:00 >2001 >> From: Quan Xu >> Date: Fri, 16 Dec 2016 17:24:01 +0800 >> Subject: [PAT

Re: [Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-19 Thread Tian, Kevin
> From: Xuquan (Quan Xu) [mailto:xuqu...@huawei.com] > Sent: Friday, December 16, 2016 5:40 PM > > From 89fffdd6b563b2723e24d17231715bb8c9f24f90 Mon Sep 17 00:00:00 2001 > From: Quan Xu > Date: Fri, 16 Dec 2016 17:24:01 +0800 > Subject: [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

[Xen-devel] [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue

2016-12-16 Thread Xuquan (Quan Xu)
>From 89fffdd6b563b2723e24d17231715bb8c9f24f90 Mon Sep 17 00:00:00 2001 From: Quan Xu Date: Fri, 16 Dec 2016 17:24:01 +0800 Subject: [PATCH v3] x86/apicv: fix RTC periodic timer and apicv issue When Xen apicv is enabled, wall clock time is faster on Windows7-32 guest with high payload (with 2vCPU