Following the updated vfio_pin/unpin_pages(), use the simpler "iova".

Reviewed-by: Christoph Hellwig <h...@lst.de>
Reviewed-by: Jason Gunthorpe <j...@nvidia.com>
Reviewed-by: Kevin Tian <kevin.t...@intel.com>
Tested-by: Terrence Xu <terrence...@intel.com>
Tested-by: Eric Farman <far...@linux.ibm.com>
Signed-off-by: Nicolin Chen <nicol...@nvidia.com>
---
 drivers/vfio/vfio.c  | 6 +++---
 include/linux/vfio.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index ee4d45c2f210..153e5a7bce6a 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -1993,13 +1993,13 @@ EXPORT_SYMBOL(vfio_unpin_pages);
  * not a real device DMA, it is not necessary to pin the user space memory.
  *
  * @device [in]                : VFIO device
- * @user_iova [in]     : base IOVA of a user space buffer
+ * @iova [in]          : base IOVA of a user space buffer
  * @data [in]          : pointer to kernel buffer
  * @len [in]           : kernel buffer length
  * @write              : indicate read or write
  * Return error code on failure or 0 on success.
  */
-int vfio_dma_rw(struct vfio_device *device, dma_addr_t user_iova, void *data,
+int vfio_dma_rw(struct vfio_device *device, dma_addr_t iova, void *data,
                size_t len, bool write)
 {
        struct vfio_container *container;
@@ -2015,7 +2015,7 @@ int vfio_dma_rw(struct vfio_device *device, dma_addr_t 
user_iova, void *data,
 
        if (likely(driver && driver->ops->dma_rw))
                ret = driver->ops->dma_rw(container->iommu_data,
-                                         user_iova, data, len, write);
+                                         iova, data, len, write);
        else
                ret = -ENOTTY;
        return ret;
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index 2cefb63751f9..1d4febc4f711 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -160,7 +160,7 @@ bool vfio_file_has_dev(struct file *file, struct 
vfio_device *device);
 int vfio_pin_pages(struct vfio_device *device, dma_addr_t iova,
                   int npage, int prot, unsigned long *phys_pfn);
 void vfio_unpin_pages(struct vfio_device *device, dma_addr_t iova, int npage);
-int vfio_dma_rw(struct vfio_device *device, dma_addr_t user_iova,
+int vfio_dma_rw(struct vfio_device *device, dma_addr_t iova,
                void *data, size_t len, bool write);
 
 /* each type has independent events */
-- 
2.17.1

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