>From tho...@m3y3r.de Sun May 26 00:13:26 2019
Subject: [PATCH] vfio-pci/nvlink2: Use vma_pages function instead of explicit
computation
To: alex.william...@redhat.com, k...@vger.kernel.org,
linux-kernel@vger.kernel.org
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X-Patch: Cocci
X-Mailer: DiffSplit
Message-ID: <1558822461341-1674464153-1-diffsplit-tho...@m3y3r.de>
References: <1558822461331-726613767-0-diffsplit-tho...@m3y3r.de>
In-Reply-To: <1558822461331-726613767-0-diffsplit-tho...@m3y3r.de>
X-Serial-No: 1
Use vma_pages function on vma object instead of explicit computation.
Signed-off-by: Thomas Meyer <tho...@m3y3r.de>
---
diff -u -p a/drivers/vfio/pci/vfio_pci_nvlink2.c
b/drivers/vfio/pci/vfio_pci_nvlink2.c
--- a/drivers/vfio/pci/vfio_pci_nvlink2.c
+++ b/drivers/vfio/pci/vfio_pci_nvlink2.c
@@ -161,7 +161,7 @@ static int vfio_pci_nvgpu_mmap(struct vf
atomic_inc(&data->mm->mm_count);
ret = (int) mm_iommu_newdev(data->mm, data->useraddr,
- (vma->vm_end - vma->vm_start) >> PAGE_SHIFT,
+ vma_pages(vma),
data->gpu_hpa, &data->mem);
trace_vfio_pci_nvgpu_mmap(vdev->pdev, data->gpu_hpa, data->useraddr,
