[RFC PATCH v2 02/11] KVM: Introduce kvm_vcpu_has_run_once
Marc Zyngier
maz at kernel.org
Mon Nov 22 08:27:15 PST 2021
On Sat, 13 Nov 2021 01:22:25 +0000,
Raghavendra Rao Ananta <rananta at google.com> wrote:
>
> Architectures such as arm64 and riscv uses vcpu variables
> such as has_run_once and ran_atleast_once, respectively,
> to mark if the vCPU has started running. Since these are
> architecture agnostic variables, introduce
> kvm_vcpu_has_run_once() as a core kvm functionality and
> use this instead of the architecture defined variables.
>
> No functional change intended.
>
> Signed-off-by: Raghavendra Rao Ananta <rananta at google.com>
arm64 is moving away from this, see [1]. You also don't need any new
state, as vcpu->pid gives you exactly what you need.
Happy to queue additional patches on top if you want to deal with
riscv.
Thanks,
M.
[1] https://lore.kernel.org/all/20211018211158.3050779-1-maz@kernel.org/
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