From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 5 Feb 2008 04:50:05 +0000 (-0500)
Subject: virtio: Use the sg_phys convenience function.
X-Git-Tag: v2.6.25-rc1~1058^2~11
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=15f9c8903cbdb02aee0f1bcf86a97c2e238b9a3d

virtio: Use the sg_phys convenience function.

Simple cleanup.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 9859213..74c2450 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -99,16 +99,14 @@ static int vring_add_buf(struct virtqueue *_vq,
 	head = vq->free_head;
 	for (i = vq->free_head; out; i = vq->vring.desc[i].next, out--) {
 		vq->vring.desc[i].flags = VRING_DESC_F_NEXT;
-		vq->vring.desc[i].addr = (page_to_pfn(sg_page(sg))<<PAGE_SHIFT)
-			+ sg->offset;
+		vq->vring.desc[i].addr = sg_phys(sg);
 		vq->vring.desc[i].len = sg->length;
 		prev = i;
 		sg++;
 	}
 	for (; in; i = vq->vring.desc[i].next, in--) {
 		vq->vring.desc[i].flags = VRING_DESC_F_NEXT|VRING_DESC_F_WRITE;
-		vq->vring.desc[i].addr = (page_to_pfn(sg_page(sg))<<PAGE_SHIFT)
-			+ sg->offset;
+		vq->vring.desc[i].addr = sg_phys(sg);
 		vq->vring.desc[i].len = sg->length;
 		prev = i;
 		sg++;