Re: [PATCH] Fix coalesced interrupt reporting in IOAPIC

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On Thu, Sep 03, 2009 at 12:10:34PM +0300, Gleb Natapov wrote:
> This bug was introduced by b4a2f5e723e4f7df46731106faf9e2405673c073
> 
> Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
> diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
> index e9de458..38a2d20 100644
> --- a/virt/kvm/ioapic.c
> +++ b/virt/kvm/ioapic.c
> @@ -194,6 +194,8 @@ int kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
>  			if ((edge && old_irr != ioapic->irr) ||
>  			    (!edge && !entry.fields.remote_irr))
>  				ret = ioapic_service(ioapic, irq);
> +			else
> +				ret = 0; /* report coalesced interrupt */
>  		}
>  		trace_kvm_ioapic_set_irq(entry.bits, irq, ret == 0);
>  	}
> --
> 			Gleb.

Applied, thanks.

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