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Re: [Qemu-arm] [Qemu-devel] [PATCH V6 1/2] arm64: Add an option to turn


From: Andrew Jones
Subject: Re: [Qemu-arm] [Qemu-devel] [PATCH V6 1/2] arm64: Add an option to turn on/off vPMU support
Date: Wed, 5 Oct 2016 09:10:10 +0200
User-agent: Mutt/1.6.0.1 (2016-04-01)

On Tue, Oct 04, 2016 at 05:38:53PM -0400, Wei Huang wrote:
> This patch adds a pmu=[on/off] option to enable/disable vPMU support
> in guest vCPU. This option is only available for cortex-a57/cortex-53/
> host under both TCG and KVM modes, but unavailable on ARMv7 and other
> processors. It allows virt tools, such as libvirt, to determine the
> exsitence of vPMU and configure it. Note that, if nothing specified,
> the pmu option is set to AUTO as default, allowing machine-level PMU
> property to override it. Also when pmu is turned on under non-KVM mode,
> a warning message will be printed.
> 
> Signed-off-by: Wei Huang <address@hidden>
> ---
>  hw/arm/virt-acpi-build.c |  2 +-
>  hw/arm/virt.c            |  2 +-
>  target-arm/cpu.c         | 23 +++++++++++++++++++++++
>  target-arm/cpu.h         |  3 ++-
>  target-arm/cpu64.c       |  2 ++
>  target-arm/kvm64.c       | 17 ++++++++++++++---
>  6 files changed, 43 insertions(+), 6 deletions(-)
>

Please leave r-b's on patches that don't change. afaict this one
didn't change, so [again]

Reviewed-by: Andrew Jones <address@hidden> 



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