This patchset adds a pmu=[on/off] option to enable/disable vPMU support
for guest VM. There are several reasons to justify this option. First,
vPMU can be problematic for cross-migration between different SoC as perf
counters are architecture-dependent. It is more flexible to have an option
to tur
On 4 October 2016 at 22:38, Wei Huang wrote:
> This patchset adds a pmu=[on/off] option to enable/disable vPMU support
> for guest VM. There are several reasons to justify this option. First,
> vPMU can be problematic for cross-migration between different SoC as perf
> counters are architecture-de
On Thu, Oct 13, 2016 at 05:19:37PM +0100, Peter Maydell wrote:
> On 4 October 2016 at 22:38, Wei Huang wrote:
> > This patchset adds a pmu=[on/off] option to enable/disable vPMU support
> > for guest VM. There are several reasons to justify this option. First,
> > vPMU can be problematic for cross
On Fri, Oct 14, 2016 at 09:48:28AM +0200, Andrew Jones wrote:
> On Thu, Oct 13, 2016 at 05:19:37PM +0100, Peter Maydell wrote:
> > On 4 October 2016 at 22:38, Wei Huang wrote:
> > > This patchset adds a pmu=[on/off] option to enable/disable vPMU support
> > > for guest VM. There are several reason
On 18 October 2016 at 18:16, Andrew Jones wrote:
> On Fri, Oct 14, 2016 at 09:48:28AM +0200, Andrew Jones wrote:
>> The feature needs to be managed in order for users to be able to trade-off
>> features exposed vs. migratability. If the lack of an explicit pmu=on
>> means either you get a PMU, whe