Re: [libvirt] [PATCH] qemu: hyperv: Add enlightenment support for TSC timekeeping

2014-02-05 Thread Vadim Rozenfeld
On Tue, 2014-02-04 at 16:04 +0100, Peter Krempa wrote: [adding Vadim as he implemented the qemu/kvm parts] On 01/22/14 11:35, Daniel P. Berrange wrote: On Tue, Jan 21, 2014 at 06:54:34PM +0100, Peter Krempa wrote: The hyperv enlightenment features allow to ease guests timekeeping by

Re: [libvirt] [PATCH] qemu: hyperv: Add enlightenment support for TSC timekeeping

2014-02-04 Thread Peter Krempa
[adding Vadim as he implemented the qemu/kvm parts] On 01/22/14 11:35, Daniel P. Berrange wrote: On Tue, Jan 21, 2014 at 06:54:34PM +0100, Peter Krempa wrote: The hyperv enlightenment features allow to ease guests timekeeping by allowing to store offset from the TSC as a reference. Add the

Re: [libvirt] [PATCH] qemu: hyperv: Add enlightenment support for TSC timekeeping

2014-02-04 Thread Daniel P. Berrange
On Tue, Feb 04, 2014 at 04:04:06PM +0100, Peter Krempa wrote: [adding Vadim as he implemented the qemu/kvm parts] On 01/22/14 11:35, Daniel P. Berrange wrote: On Tue, Jan 21, 2014 at 06:54:34PM +0100, Peter Krempa wrote: The hyperv enlightenment features allow to ease guests timekeeping by

Re: [libvirt] [PATCH] qemu: hyperv: Add enlightenment support for TSC timekeeping

2014-01-22 Thread Daniel P. Berrange
On Tue, Jan 21, 2014 at 06:54:34PM +0100, Peter Krempa wrote: The hyperv enlightenment features allow to ease guests timekeeping by allowing to store offset from the TSC as a reference. Add the support for enabling this flag in qemu. I'm not sure I entirely understand what this is doing with

Re: [libvirt] [PATCH] qemu: hyperv: Add enlightenment support for TSC timekeeping

2014-01-21 Thread Eric Blake
On 01/21/2014 10:54 AM, Peter Krempa wrote: The hyperv enlightenment features allow to ease guests timekeeping by allowing to store offset from the TSC as a reference. Add the support for enabling this flag in qemu. --- Notes: This feature is still under development in qemu. I will