X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fvhost%2Fnet.c;h=9b3ca103135f837551e694cb699afa25d2036903;hp=f442668a1e52e137b347419f9938d386f638b16b;hb=9fe146aef44afe5ec677d8150b6ae94e09b773f7;hpb=6389aa73ab8c15084fce18307a8e198eaff818da

diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index f442668a1e52..9b3ca103135f 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -10,7 +10,6 @@
 #include <linux/eventfd.h>
 #include <linux/vhost.h>
 #include <linux/virtio_net.h>
-#include <linux/mmu_context.h>
 #include <linux/miscdevice.h>
 #include <linux/module.h>
 #include <linux/mutex.h>
@@ -143,7 +142,6 @@ static void handle_tx(struct vhost_net *net)
 		return;
 	}
 
-	use_mm(net->dev.mm);
 	mutex_lock(&vq->mutex);
 	vhost_disable_notify(vq);
 
@@ -208,7 +206,6 @@ static void handle_tx(struct vhost_net *net)
 	}
 
 	mutex_unlock(&vq->mutex);
-	unuse_mm(net->dev.mm);
 }
 
 static int peek_head_len(struct sock *sk)
@@ -313,7 +310,6 @@ static void handle_rx_big(struct vhost_net *net)
 	if (!sock || skb_queue_empty(&sock->sk->sk_receive_queue))
 		return;
 
-	use_mm(net->dev.mm);
 	mutex_lock(&vq->mutex);
 	vhost_disable_notify(vq);
 	hdr_size = vq->vhost_hlen;
@@ -392,7 +388,6 @@ static void handle_rx_big(struct vhost_net *net)
 	}
 
 	mutex_unlock(&vq->mutex);
-	unuse_mm(net->dev.mm);
 }
 
 /* Expects to be always run from workqueue - which acts as
@@ -424,7 +419,6 @@ static void handle_rx_mergeable(struct vhost_net *net)
 	if (!sock || skb_queue_empty(&sock->sk->sk_receive_queue))
 		return;
 
-	use_mm(net->dev.mm);
 	mutex_lock(&vq->mutex);
 	vhost_disable_notify(vq);
 	vhost_hlen = vq->vhost_hlen;
@@ -459,7 +453,7 @@ static void handle_rx_mergeable(struct vhost_net *net)
 			move_iovec_hdr(vq->iov, vq->hdr, vhost_hlen, in);
 		else
 			/* Copy the header for use in VIRTIO_NET_F_MRG_RXBUF:
-			 * needed because sendmsg can modify msg_iov. */
+			 * needed because recvmsg can modify msg_iov. */
 			copy_iovec_hdr(vq->iov, vq->hdr, sock_hlen, in);
 		msg.msg_iovlen = in;
 		err = sock->ops->recvmsg(NULL, sock, &msg,
@@ -501,7 +495,6 @@ static void handle_rx_mergeable(struct vhost_net *net)
 	}
 
 	mutex_unlock(&vq->mutex);
-	unuse_mm(net->dev.mm);
 }
 
 static void handle_rx(struct vhost_net *net)