diff options
| -rw-r--r-- | drivers/scsi/iscsi_tcp.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index c0ce6ab81a9d..d94038eafb9b 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -922,11 +922,8 @@ more: rc = iscsi_data_recv(conn); if (rc) { - if (rc == -EAGAIN) { - rd_desc->count = tcp_conn->in.datalen - - tcp_conn->in.ctask->data_count; + if (rc == -EAGAIN) goto again; - } iscsi_conn_failure(conn, rc); return 0; } @@ -983,9 +980,14 @@ iscsi_tcp_data_ready(struct sock *sk, int flag) read_lock(&sk->sk_callback_lock); - /* use rd_desc to pass 'conn' to iscsi_tcp_data_recv */ + /* + * Use rd_desc to pass 'conn' to iscsi_tcp_data_recv. + * We set count to 1 because we want the network layer to + * hand us all the skbs that are available. iscsi_tcp_data_recv + * handled pdus that cross buffers or pdus that still need data. + */ rd_desc.arg.data = conn; - rd_desc.count = 0; + rd_desc.count = 1; tcp_read_sock(sk, &rd_desc, iscsi_tcp_data_recv); read_unlock(&sk->sk_callback_lock); |
