Re: [v6 6/8] iommu, x86: Setup Posted-Interrupts capability for Intel iommu

[Thomas Gleixner]

On Thu, 21 May 2015, Feng Wu wrote:
> @@ -647,6 +647,20 @@ static int __init intel_enable_irq_remapping(void)
> +	/*
> +	 * Set Posted-Interrupts capability.
> +	 */
> +	if (!disable_irq_post) {
> +		intel_irq_remap_ops.capability |= 1 << IRQ_POSTING_CAP;
> +
> +		for_each_iommu(iommu, drhd)
> +			if (!cap_pi_support(iommu->cap)) {
> +				intel_irq_remap_ops.capability &=
> +						~(1 << IRQ_POSTING_CAP);
> +				break;
> +			}
> +	}
> +

> @@ -874,6 +894,20 @@ static int reenable_irq_remapping(int eim)
> +	/*
> +	 * Set Posted-Interrupts capability.
> +	 */
> +	if (!disable_irq_post) {
> +		intel_irq_remap_ops.capability |= 1 << IRQ_POSTING_CAP;
> +
> +		for_each_iommu(iommu, drhd)
> +			if (!cap_pi_support(iommu->cap)) {
> +				intel_irq_remap_ops.capability &=
> +						~(1 << IRQ_POSTING_CAP);
> +				break;
> +			}
> +	}
> +

Verbatim copy and paste. Ever heard about the concept of helper functions?

Thanks,

	tglx
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