Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-17 Thread Stephane Eranian
Avi, On Fri, Jul 13, 2007 at 09:53:36AM +0300, Avi Kivity wrote: Stephane Eranian wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit. KVM does not set

Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-17 Thread Avi Kivity
Stephane Eranian wrote: Avi, On Fri, Jul 13, 2007 at 09:53:36AM +0300, Avi Kivity wrote: Stephane Eranian wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on

Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-13 Thread Dong, Eddie
Stephane Eranian wrote: Eddie, On Fri, Jul 13, 2007 at 08:46:06AM +0800, Dong, Eddie wrote: [EMAIL PROTECTED] wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit.

Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-13 Thread Avi Kivity
Stephane Eranian wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit. KVM does not set ack_intr_on_intr. Would you mind reminding me of the reason for this? If we

[kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-12 Thread Stephane Eranian
Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit. KVM does not set ack_intr_on_intr. Would you mind reminding me of the reason for this? On the topic of scheduler hooks for use

Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-12 Thread Dong, Eddie
[EMAIL PROTECTED] wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit. KVM does not set ack_intr_on_intr. Would you mind reminding me of the reason for this? On the

Re: [kvm-devel] questions about ack_intr_on_exit and preemption hooks

2007-07-12 Thread Stephane Eranian
Eddie, On Fri, Jul 13, 2007 at 08:46:06AM +0800, Dong, Eddie wrote: [EMAIL PROTECTED] wrote: Avi, A couple of months back, we had a discussion about PMU virtualization and the difficulty I encountered trying to catch the PMU interrupt vector in kvm on VM-exit. KVM does not set