Re: [PATCH v3 3/3] KVM: x86: Document host suspend being included in steal time.

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On Tue, Jan 07, 2025, Suleiman Souhlal wrote:
> Steal time now includes the time that the host was suspended.
> 
> Change-Id: Ie1236bc787e0d3bc9aff0d35e6b82b7e5cc8fd91

gerrit.

> Signed-off-by: Suleiman Souhlal <suleiman@xxxxxxxxxx>
> ---
>  Documentation/virt/kvm/x86/msr.rst | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/virt/kvm/x86/msr.rst b/Documentation/virt/kvm/x86/msr.rst
> index 3aecf2a70e7b43..81c17c2200ca2f 100644
> --- a/Documentation/virt/kvm/x86/msr.rst
> +++ b/Documentation/virt/kvm/x86/msr.rst
> @@ -294,8 +294,10 @@ data:
>  
>  	steal:
>  		the amount of time in which this vCPU did not run, in
> -		nanoseconds. Time during which the vcpu is idle, will not be
> -		reported as steal time.
> +		nanoseconds. This includes the time during which the host is
> +		suspended. However, the case where the host suspends during a
> +		VM migration might not be correctly accounted. Time during
> +		which the vcpu is idle, will not be reported as steal time.

This belongs in the previous patch.  All in all, IMO this can all be one single
patch, as I don't see any reason to put crud into common KVM.

>  
>  	preempted:
>  		indicate the vCPU who owns this struct is running or
> -- 
> 2.47.1.613.gc27f4b7a9f-goog
> 




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