linux-kernel - [PATCH 12/16] virtio_console: use simplified virtqueue accessors.

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Message-Id: <1361260594-601-13-git-send-email-rusty@rustcorp.com.au>
Date:	Tue, 19 Feb 2013 18:26:30 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	Rusty Russell <rusty@...tcorp.com.au>, Asias He <asias@...hat.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org
Subject: [PATCH 12/16] virtio_console: use simplified virtqueue accessors.

We never add buffers with input and output parts, so use the new accessors.

Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
---
 drivers/char/virtio_console.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index e905d5f..6d59f16 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -502,7 +502,7 @@ static int add_inbuf(struct virtqueue *vq, struct port_buffer *buf)
 
 	sg_init_one(sg, buf->buf, buf->size);
 
-	ret = virtqueue_add_buf(vq, sg, 0, 1, buf, GFP_ATOMIC);
+	ret = virtqueue_add_inbuf(vq, sg, 1, buf, GFP_ATOMIC);
 	virtqueue_kick(vq);
 	if (!ret)
 		ret = vq->num_free;
@@ -569,7 +569,7 @@ static ssize_t __send_control_msg(struct ports_device *portdev, u32 port_id,
 	vq = portdev->c_ovq;
 
 	sg_init_one(sg, &cpkt, sizeof(cpkt));
-	if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) {
+	if (virtqueue_add_outbuf(vq, sg, 1, &cpkt, GFP_ATOMIC) == 0) {
 		virtqueue_kick(vq);
 		while (!virtqueue_get_buf(vq, &len))
 			cpu_relax();
@@ -618,7 +618,7 @@ static ssize_t __send_to_port(struct port *port, struct scatterlist *sg,
 
 	reclaim_consumed_buffers(port);
 
-	err = virtqueue_add_buf(out_vq, sg, nents, 0, data, GFP_ATOMIC);
+	err = virtqueue_add_outbuf(out_vq, sg, nents, data, GFP_ATOMIC);
 
 	/* Tell Host to go! */
 	virtqueue_kick(out_vq);
-- 
1.7.10.4

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