Re: [Xen-devel] [PATCH v3] x86/hvm: fix saved pmtimer value

2015-09-11 Thread Jan Beulich
>>> On 11.09.15 at 03:18, wrote: > Jan Beulich writes: >> From: Kouya Shimura >> >> The ACPI PM timer is sometimes broken on live migration. >> Since vcpu->arch.hvm_vcpu.guest_time is always zero in other than >> "delay for missed ticks mode". Even in "delay for missed ticks mode", >> vcpu's gue

Re: [Xen-devel] [PATCH v3] x86/hvm: fix saved pmtimer value

2015-09-10 Thread Kouya Shimura
Jan Beulich writes: > From: Kouya Shimura > > The ACPI PM timer is sometimes broken on live migration. > Since vcpu->arch.hvm_vcpu.guest_time is always zero in other than > "delay for missed ticks mode". Even in "delay for missed ticks mode", > vcpu's guest_time field is not valid (i.e. zero) w

Re: [Xen-devel] [PATCH v3] x86/hvm: fix saved pmtimer value

2015-09-10 Thread Tim Deegan
At 08:44 -0600 on 10 Sep (1441874674), Jan Beulich wrote: > From: Kouya Shimura > > The ACPI PM timer is sometimes broken on live migration. > Since vcpu->arch.hvm_vcpu.guest_time is always zero in other than > "delay for missed ticks mode". Even in "delay for missed ticks mode", > vcpu's guest_t

[Xen-devel] [PATCH v3] x86/hvm: fix saved pmtimer value

2015-09-10 Thread Jan Beulich
From: Kouya Shimura The ACPI PM timer is sometimes broken on live migration. Since vcpu->arch.hvm_vcpu.guest_time is always zero in other than "delay for missed ticks mode". Even in "delay for missed ticks mode", vcpu's guest_time field is not valid (i.e. zero) when the state of vcpu is "blocked"