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SubjectRe: [PATCH] vfio: vfio_pci_nvlink2: use a vma helper function
On Thu, 16 May 2019 20:38:26 +0800
"richard.peng@oppo.com" <richard.peng@oppo.com> wrote:

> Use a vma helper function to simply code.
>
> Signed-off-by: Peng Hao <richard.peng@oppo.com>
> ---
>  drivers/vfio/pci/vfio_pci_nvlink2.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/vfio/pci/vfio_pci_nvlink2.c b/drivers/vfio/pci/vfio_pci_nvlink2.c
> index 32f695ffe128..dc42aa0e47f6 100644
> --- a/drivers/vfio/pci/vfio_pci_nvlink2.c
> +++ b/drivers/vfio/pci/vfio_pci_nvlink2.c
> @@ -161,8 +161,7 @@ static int vfio_pci_nvgpu_mmap(struct vfio_pci_device *vdev,
>  
>   atomic_inc(&data->mm->mm_count);
>   ret = (int) mm_iommu_newdev(data->mm, data->useraddr,
> - (vma->vm_end - vma->vm_start) >> PAGE_SHIFT,
> - data->gpu_hpa, &data->mem);
> + vma_pages(vma), data->gpu_hpa, &data->mem);
>  
>   trace_vfio_pci_nvgpu_mmap(vdev->pdev, data->gpu_hpa, data->useraddr,
>   vma->vm_end - vma->vm_start, ret);
> -- 
> 2.20.1

Applied to vfio next branch for 5.3 with Alexey's R-b. Thanks!

Alex

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