VPP-API: Cancel timeout thread without sending READ_TIMEOUT message.
This caused a spurious message to be sent on the API ring causing debug messages.
@@ -72,6 +72,7 @@ vac_main_t vac_main;
vac_callback_t vac_callback;
u16 read_timeout = 0;
bool rx_is_running = false;
+bool timeout_thread_cancelled = false;
/* Set to true to enable memory tracing */
bool mem_trace = false;
@@ -248,7 +249,7 @@ vac_timeout_thread_fn (void *arg)
rv = pthread_cond_timedwait (&pm->timeout_cancel_cv,
&pm->timeout_lock, &ts);
pthread_mutex_unlock(&pm->timeout_lock);
- if (rv == ETIMEDOUT)
+ if (rv == ETIMEDOUT && !timeout_thread_cancelled)
{
ep = vl_msg_api_alloc (sizeof (*ep));
ep->_vl_msg_id = ntohs(VL_API_MEMCLNT_READ_TIMEOUT);
@@ -404,8 +405,8 @@ vac_disconnect (void)
}
if (pm->timeout_thread_handle) {
/* cancel, wake then join the timeout thread */
- clib_warning("vac_disconnect cancel");
pm->timeout_loop = 0;
+ timeout_thread_cancelled = true;
set_timeout(0);
pthread_join(pm->timeout_thread_handle, (void **) &junk);
}
@@ -451,14 +452,11 @@ vac_read (char **p, int *l, u16 timeout)
u16 msg_id = ntohs(*((u16 *)msg));
switch (msg_id) {
case VL_API_RX_THREAD_EXIT:
- printf("Received thread exit\n");
vl_msg_api_free((void *) msg);
return -1;
case VL_API_MEMCLNT_RX_THREAD_SUSPEND:
- printf("Received thread suspend\n");
goto error;
case VL_API_MEMCLNT_READ_TIMEOUT:
- printf("Received read timeout %ds\n", timeout);
goto error;
case VL_API_MEMCLNT_KEEPALIVE:
/* Handle an alive-check ping from vpp. */
@@ -480,7 +478,7 @@ vac_read (char **p, int *l, u16 timeout)
msgbuf = (msgbuf_t *)(((u8 *)msg) - offsetof(msgbuf_t, data));
*l = ntohl(msgbuf->data_len);
if (*l == 0) {
- printf("Unregistered API message: %d\n", msg_id);
+ fprintf(stderr, "Unregistered API message: %d\n", msg_id);
goto error;
}
}
@@ -490,7 +488,7 @@ vac_read (char **p, int *l, u16 timeout)
unset_timeout();
} else {
- printf("Read failed with %d\n", rv);
+ fprintf(stderr, "Read failed with %d\n", rv);
}
return (rv);
@@ -532,7 +530,7 @@ vac_write (char *p, int l)
q = am->shmem_hdr->vl_input_queue;
rv = svm_queue_add(q, (u8 *)&mp, 0);
if (rv != 0) {
- clib_warning("vpe_api_write fails: %d\n", rv);
+ fprintf(stderr, "vpe_api_write fails: %d\n", rv);
/* Clear message */
vac_free(mp);
}
