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vhost: fix mergeable bufs on BE hosts

PATCH Applied Michael S. Tsirkin 2 participants 2 messages Oct 24, 2012 – Oct 25, 2012

Subsystems (6)
Networking Network drivers Stable branch KVM +2 more subsystems
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Michael S. Tsirkin

author maintainer
#0 lore raw

PATCH 1/1 vhost: fix mergeable bufs on BE hosts

We copy head count to a 16 bit field, this works by chance on LE but on BE guest gets 0. Fix it up.

Signed-off-by Michael S. Tsirkin <[email protected]>
Tested-by Alexander Graf <[email protected]>
Cc [email protected]

---

Repost fixing up To/Cc list.

 drivers/vhost/net.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
drivers/vhost/net.c +2 -1
index 9ab6d47..2bb463c 100644
@@ -448,7 +448,8 @@ static void handle_rx(struct vhost_net *net)
 		.hdr.gso_type = VIRTIO_NET_HDR_GSO_NONE
 	};
 	size_t total_len = 0;
-	int err, headcount, mergeable;
+	int err, mergeable;
+	s16 headcount;
 	size_t vhost_hlen, sock_hlen;
 	size_t vhost_len, sock_len;
 	/* TODO: check that we are running from vhost_worker? */
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