Re: Questions about KVM TSC trapping

2015-09-25 Thread David Matlack
On Wed, Sep 23, 2015 at 5:55 PM, yangoliver wrote: > > David, > > Sorry for late reply. See my inline comments. > > > On Tue, 15 Sep 2015, David Matlack wrote: > >> On Tue, Sep 15, 2015 at 12:04 AM, Oliver Yang >> wrote: >> > Hi Guys, >> > >> >

Re: Questions about KVM TSC trapping

2015-09-23 Thread yangoliver
David, Sorry for late reply. See my inline comments. On Tue, 15 Sep 2015, David Matlack wrote: > On Tue, Sep 15, 2015 at 12:04 AM, Oliver Yang wrote: > > Hi Guys, > > > > I found below patch for KVM TSC trapping / migration support, > > > >

Re: Questions about KVM TSC trapping

2015-09-15 Thread Wanpeng Li
On 9/16/15 6:00 AM, David Matlack wrote: On Tue, Sep 15, 2015 at 12:04 AM, Oliver Yang wrote: Hi Guys, I found below patch for KVM TSC trapping / migration support, https://lkml.org/lkml/2011/1/6/90 It seemed the patch were not merged in Linux mainline. So I have 3

Re: Questions about KVM TSC trapping

2015-09-15 Thread David Matlack
On Tue, Sep 15, 2015 at 12:04 AM, Oliver Yang wrote: > Hi Guys, > > I found below patch for KVM TSC trapping / migration support, > > https://lkml.org/lkml/2011/1/6/90 > > It seemed the patch were not merged in Linux mainline. > > So I have 3 questions here, > > 1. Can

Questions about KVM TSC trapping

2015-09-15 Thread Oliver Yang
Hi Guys, I found below patch for KVM TSC trapping / migration support,  https://lkml.org/lkml/2011/1/6/90 It seemed the patch were not merged in Linux mainline. So I have 3 questions here,  1.  Can KVM support TSC trapping today? If not, what is the plan? 2. What is the solution if my SMP