> On 13-Dec-2021, at 11:15 PM, Sean Christopherson <sea...@google.com> wrote:
>
> Use kvm_arch_vcpu_get_wait() to get a vCPU's rcuwait object instead of
> using vcpu->wait directly in kvmhv_run_single_vcpu(). Functionally, this
> is a nop as vcpu->arch.waitp is guaranteed to point at vcpu->wait. But
> that is not obvious at first glance, and a future change coming in via
> the KVM tree, commit 510958e99721 ("KVM: Force PPC to define its own
> rcuwait object"), will hide vcpu->wait from architectures that define
> __KVM_HAVE_ARCH_WQP to prevent generic KVM from attepting to wake a vCPU
> with the wrong rcuwait object.
>
> Reported-by: Sachin Sant <sach...@linux.vnet.ibm.com>
> Cc: Nicholas Piggin <npig...@gmail.com>
> Cc: Michael Ellerman <m...@ellerman.id.au>
> Cc: Paolo Bonzini <pbonz...@redhat.com>
> Signed-off-by: Sean Christopherson <sea...@google.com>
> —
>
Thanks for the patch.
Tested-by: Sachin Sant <sach...@linux.vnet.ibm.com>
