Re: [PATCH] vfio/spapr_tce: Remove the unused parameters container

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On Sat, 2 Jul 2022 02:46:13 -0400
Deming Wang <wangdeming@xxxxxxxxxx> wrote:

> The parameter of container has been unused for tce_iommu_unuse_page.
> So, we should delete it.
> 
> Signed-off-by: Deming Wang <wangdeming@xxxxxxxxxx>
> ---
>  drivers/vfio/vfio_iommu_spapr_tce.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)

Applied to vfio next branch for v5.20.  Thanks,

Alex

> diff --git a/drivers/vfio/vfio_iommu_spapr_tce.c b/drivers/vfio/vfio_iommu_spapr_tce.c
> index 708a95e61831..ea3d17a94e94 100644
> --- a/drivers/vfio/vfio_iommu_spapr_tce.c
> +++ b/drivers/vfio/vfio_iommu_spapr_tce.c
> @@ -378,8 +378,7 @@ static void tce_iommu_release(void *iommu_data)
>  	kfree(container);
>  }
>  
> -static void tce_iommu_unuse_page(struct tce_container *container,
> -		unsigned long hpa)
> +static void tce_iommu_unuse_page(unsigned long hpa)
>  {
>  	struct page *page;
>  
> @@ -474,7 +473,7 @@ static int tce_iommu_clear(struct tce_container *container,
>  			continue;
>  		}
>  
> -		tce_iommu_unuse_page(container, oldhpa);
> +		tce_iommu_unuse_page(oldhpa);
>  	}
>  
>  	iommu_tce_kill(tbl, firstentry, pages);
> @@ -524,7 +523,7 @@ static long tce_iommu_build(struct tce_container *container,
>  		ret = iommu_tce_xchg_no_kill(container->mm, tbl, entry + i,
>  				&hpa, &dirtmp);
>  		if (ret) {
> -			tce_iommu_unuse_page(container, hpa);
> +			tce_iommu_unuse_page(hpa);
>  			pr_err("iommu_tce: %s failed ioba=%lx, tce=%lx, ret=%ld\n",
>  					__func__, entry << tbl->it_page_shift,
>  					tce, ret);
> @@ -532,7 +531,7 @@ static long tce_iommu_build(struct tce_container *container,
>  		}
>  
>  		if (dirtmp != DMA_NONE)
> -			tce_iommu_unuse_page(container, hpa);
> +			tce_iommu_unuse_page(hpa);
>  
>  		tce += IOMMU_PAGE_SIZE(tbl);
>  	}




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