diff options
Diffstat (limited to 'src/plugins/memif/memif.c')
| -rw-r--r-- | src/plugins/memif/memif.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/src/plugins/memif/memif.c b/src/plugins/memif/memif.c index cf8ca577d54..f0d4aacded2 100644 --- a/src/plugins/memif/memif.c +++ b/src/plugins/memif/memif.c @@ -85,7 +85,7 @@ memif_connect (vlib_main_t * vm, memif_if_t * mif) VNET_HW_INTERFACE_FLAG_LINK_UP); } -static void +void memif_disconnect (vlib_main_t * vm, memif_if_t * mif) { vnet_main_t *vnm = vnet_get_main (); @@ -248,7 +248,12 @@ response: resp.version = MEMIF_VERSION; resp.type = MEMIF_MSG_TYPE_CONNECT_RESP; resp.retval = retval; - send (fd, &resp, sizeof (resp), 0); + if (send (fd, &resp, sizeof (resp), 0) < 0) + { + DEBUG_UNIX_LOG ("Failed to send connection response"); + error = clib_error_return_unix (0, "send fd %d", fd); + memif_disconnect (vm, mif); + } return error; } @@ -511,7 +516,8 @@ memif_connect_master (vlib_main_t * vm, memif_if_t * mif) { u16 slot = i * (1 << mif->log2_ring_size) + j; ring->desc[j].region = 0; - ring->desc[j].offset = buffer_offset + (slot * mif->buffer_size); + ring->desc[j].offset = + buffer_offset + (u32) (slot * mif->buffer_size); ring->desc[j].buffer_length = mif->buffer_size; } } @@ -524,7 +530,8 @@ memif_connect_master (vlib_main_t * vm, memif_if_t * mif) u16 slot = (i + mif->num_s2m_rings) * (1 << mif->log2_ring_size) + j; ring->desc[j].region = 0; - ring->desc[j].offset = buffer_offset + (slot * mif->buffer_size); + ring->desc[j].offset = + buffer_offset + (u32) (slot * mif->buffer_size); ring->desc[j].buffer_length = mif->buffer_size; } } @@ -595,6 +602,11 @@ memif_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) f64 start_time, last_run_duration = 0, now; sockfd = socket (AF_UNIX, SOCK_STREAM, 0); + if (sockfd < 0) + { + DEBUG_UNIX_LOG ("socket AF_UNIX"); + return 0; + } sun.sun_family = AF_UNIX; template.read_function = memif_conn_fd_read_ready; @@ -730,26 +742,28 @@ int memif_worker_thread_enable () { /* if worker threads are enabled, switch to polling mode */ + /* *INDENT-OFF* */ foreach_vlib_main (( { vlib_node_set_state (this_vlib_main, memif_input_node.index, VLIB_NODE_STATE_POLLING); })); - + /* *INDENT-ON* */ return 0; } int memif_worker_thread_disable () { + /* *INDENT-OFF* */ foreach_vlib_main (( { vlib_node_set_state (this_vlib_main, memif_input_node.index, VLIB_NODE_STATE_INTERRUPT); })); - + /* *INDENT-ON* */ return 0; } |