linux-kernel - Re: [PATCH] KVM: Fix ERROR: modpost: .kvm_vcpu_can

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Date:   Tue, 25 May 2021 08:05:54 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     Wanpeng Li <kernellwp@...il.com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org
Subject: Re: [PATCH] KVM: Fix ERROR: modpost: .kvm_vcpu_can_poll undefined!

Wanpeng Li <kernellwp@...il.com> writes:

> From: Wanpeng Li <wanpengli@...cent.com>
>
> 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@...cent.com>
> ---
>  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