linux-kernel - Re: [PATCH v2 4/4] iommu: Stop exporting free_iova

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Date:   Thu, 25 Mar 2021 12:53:05 +0000
From:   Robin Murphy <robin.murphy@....com>
To:     John Garry <john.garry@...wei.com>, joro@...tes.org,
        will@...nel.org, dwmw2@...radead.org, baolu.lu@...ux.intel.com
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        linuxarm@...wei.com
Subject: Re: [PATCH v2 4/4] iommu: Stop exporting free_iova_fast()

On 2021-03-25 12:30, John Garry wrote:
> Function free_iova_fast() is only referenced by dma-iommu.c, which can
> only be in-built, so stop exporting it.
> 
> This was missed in an earlier tidy-up patch.

Reviewed-by: Robin Murphy <robin.murphy@....com>

> Signed-off-by: John Garry <john.garry@...wei.com>
> ---
>   drivers/iommu/iova.c | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
> index 8a493ee92c79..e31e79a9f5c3 100644
> --- a/drivers/iommu/iova.c
> +++ b/drivers/iommu/iova.c
> @@ -493,7 +493,6 @@ free_iova_fast(struct iova_domain *iovad, unsigned long pfn, unsigned long size)
>   
>   	free_iova(iovad, pfn);
>   }
> -EXPORT_SYMBOL_GPL(free_iova_fast);
>   
>   #define fq_ring_for_each(i, fq) \
>   	for ((i) = (fq)->head; (i) != (fq)->tail; (i) = ((i) + 1) % IOVA_FQ_SIZE)
>