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path: root/drivers/vhost/net.c
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Diffstat (limited to 'drivers/vhost/net.c')
-rw-r--r--drivers/vhost/net.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index f442668a1e5..9b3ca103135 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)