diff options
| -rw-r--r-- | drivers/xen/pvcalls-back.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c index 169293c25a91..7185ebb63bd5 100644 --- a/drivers/xen/pvcalls-back.c +++ b/drivers/xen/pvcalls-back.c @@ -164,9 +164,10 @@ static void pvcalls_conn_back_read(void *opaque) /* write the data, then modify the indexes */ virt_wmb(); - if (ret < 0) + if (ret < 0) { + atomic_set(&map->read, 0); intf->in_error = ret; - else + } else intf->in_prod = prod + ret; /* update the indexes, then notify the other end */ virt_wmb(); @@ -296,7 +297,7 @@ static void pvcalls_sk_state_change(struct sock *sock) return; intf = map->ring; - intf->in_error = -ENOTCONN; + atomic_inc(&map->read); notify_remote_via_irq(map->irq); } |