Avi Kivity wrote:
> Laurent Vivier wrote:
>> KVM updates vtime in task_struct to allow account_guest_time() to modify user,
>> system and guest time in cpustat accordingly.
>>
>
>> --- kvm.orig/drivers/kvm/Kconfig 2007-08-17 10:24:46.000000000 +0200
>> +++ kvm/drivers/kvm/Kconfig 2007-08-17 10:25:25.000000000 +0200
>> @@ -41,4 +41,10 @@
>> Provides support for KVM on AMD processors equipped with the AMD-V
>> (SVM) extensions.
>>
>> +config GUEST_ACCOUNTING
>> + bool "Virtual Machine accounting support"
>> + depends on KVM
>> + ---help---
>> + Allows to account CPU time used by the Virtual Machines.
>> +
>
>
> Other way round. In the patch that adds account_guest_time(), have a
> CONFIG_GUEST_ACCOUNTING (defaulting to n, with no description, help, or
> dependencies. Then, CONFIG_KVM can select GUEST_ACCOUNTING.
I was wondering in which Kconfig I can put it...
> The advantages of this are:
> - the puppyvisor can also select this if it so wishes
> - we don't have core code reference some obscure module
I agree.
> CONFIG_PREEMPT_NOTIFIERS does the same thing.
I saw
Laurent
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