Re: [PATCH 0/3] hw/arm/virt: Introduce kvm-steal-time

2020-07-27 Thread Andrew Jones
On Mon, Jul 20, 2020 at 11:16:41AM +0100, Peter Maydell wrote: > On Sat, 11 Jul 2020 at 11:10, Andrew Jones wrote: > > > > KVM supports the ability to publish the amount of time that VCPUs > > were runnable, but not running due to other host threads running > > instead, to the guest. The guest sch

Re: [PATCH 0/3] hw/arm/virt: Introduce kvm-steal-time

2020-07-20 Thread Peter Maydell
On Sat, 11 Jul 2020 at 11:10, Andrew Jones wrote: > > KVM supports the ability to publish the amount of time that VCPUs > were runnable, but not running due to other host threads running > instead, to the guest. The guest scheduler may use that information > when making decisions and the guest may

[PATCH 0/3] hw/arm/virt: Introduce kvm-steal-time

2020-07-11 Thread Andrew Jones
KVM supports the ability to publish the amount of time that VCPUs were runnable, but not running due to other host threads running instead, to the guest. The guest scheduler may use that information when making decisions and the guest may expose it to its userspace (Linux publishes this information