Re: [PATCH] KVM: Fix ERROR: modpost: .kvm_vcpu_can_poll undefined!

From: Vitaly Kuznetsov
Date: Tue May 25 2021 - 02:06:09 EST


Wanpeng Li <kernellwp@xxxxxxxxx> writes:

> From: Wanpeng Li <wanpengli@xxxxxxxxxxx>
>
> Export kvm_vcpu_can_poll to fix ERROR: modpost: .kvm_vcpu_can_poll undefined!
>

Fixes: 0fee89fbc44b ("KVM: PPC: exit halt polling on need_resched()")

> Signed-off-by: Wanpeng Li <wanpengli@xxxxxxxxxxx>
> ---
> virt/kvm/kvm_main.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
> index 62522c1..8eaec42 100644
> --- a/virt/kvm/kvm_main.c
> +++ b/virt/kvm/kvm_main.c
> @@ -2949,6 +2949,7 @@ bool kvm_vcpu_can_poll(ktime_t cur, ktime_t stop)
> {
> return single_task_running() && !need_resched() && ktime_before(cur, stop);
> }
> +EXPORT_SYMBOL_GPL(kvm_vcpu_can_poll);
>
> /*
> * The vCPU has executed a HLT instruction with in-kernel mode enabled.

--
Vitaly