[PATCH v2 1/9] virtio_ring: rename vring_unmap_state_packed() to vring_unmap_extra_packed()

[Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>]

The actual parameter handled by vring_unmap_state_packed() is that
vring_desc_extra, so this function should use "extra" instead of "state".

Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>
---
 drivers/virtio/virtio_ring.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 962f1477b1fa..7cf3ae057833 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -984,24 +984,24 @@ static struct virtqueue *vring_create_virtqueue_split(
  * Packed ring specific functions - *_packed().
  */
 
-static void vring_unmap_state_packed(const struct vring_virtqueue *vq,
-				     struct vring_desc_extra *state)
+static void vring_unmap_extra_packed(const struct vring_virtqueue *vq,
+				     struct vring_desc_extra *extra)
 {
 	u16 flags;
 
 	if (!vq->use_dma_api)
 		return;
 
-	flags = state->flags;
+	flags = extra->flags;
 
 	if (flags & VRING_DESC_F_INDIRECT) {
 		dma_unmap_single(vring_dma_dev(vq),
-				 state->addr, state->len,
+				 extra->addr, extra->len,
 				 (flags & VRING_DESC_F_WRITE) ?
 				 DMA_FROM_DEVICE : DMA_TO_DEVICE);
 	} else {
 		dma_unmap_page(vring_dma_dev(vq),
-			       state->addr, state->len,
+			       extra->addr, extra->len,
 			       (flags & VRING_DESC_F_WRITE) ?
 			       DMA_FROM_DEVICE : DMA_TO_DEVICE);
 	}
@@ -1303,8 +1303,7 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq,
 	for (n = 0; n < total_sg; n++) {
 		if (i == err_idx)
 			break;
-		vring_unmap_state_packed(vq,
-					 &vq->packed.desc_extra[curr]);
+		vring_unmap_extra_packed(vq, &vq->packed.desc_extra[curr]);
 		curr = vq->packed.desc_extra[curr].next;
 		i++;
 		if (i >= vq->packed.vring.num)
@@ -1383,8 +1382,8 @@ static void detach_buf_packed(struct vring_virtqueue *vq,
 	if (unlikely(vq->use_dma_api)) {
 		curr = id;
 		for (i = 0; i < state->num; i++) {
-			vring_unmap_state_packed(vq,
-				&vq->packed.desc_extra[curr]);
+			vring_unmap_extra_packed(vq,
+						 &vq->packed.desc_extra[curr]);
 			curr = vq->packed.desc_extra[curr].next;
 		}
 	}
-- 
2.31.0

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