diff options
Diffstat (limited to 'src/ipcpd')
| -rw-r--r-- | src/ipcpd/shim-udp/main.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/ipcpd/shim-udp/main.c b/src/ipcpd/shim-udp/main.c index a75f3ce3..3ef783c4 100644 --- a/src/ipcpd/shim-udp/main.c +++ b/src/ipcpd/shim-udp/main.c @@ -1124,6 +1124,7 @@ static int ipcp_udp_flow_alloc(pid_t n_pid, int fd; struct hostent * h; uint32_t ip_addr = 0; + bool fd_wait = true; #ifdef CONFIG_OUROBOROS_ENABLE_DNS uint32_t dns_addr = 0; #endif @@ -1220,8 +1221,20 @@ static int ipcp_udp_flow_alloc(pid_t n_pid, rw_lock_rdlock(&_ipcp->state_lock); rw_lock_wrlock(&_ap_instance->flows_lock); + pthread_mutex_lock(&_ap_instance->fd_set_lock); + + _ap_instance->fd_set_sync = true; FD_SET(fd, &shim_data(_ipcp)->flow_fd_s); + pthread_mutex_unlock(&_ap_instance->fd_set_lock); + + while (fd_wait) { + sched_yield(); + pthread_mutex_lock(&_ap_instance->fd_set_lock); + fd_wait = _ap_instance->fd_set_sync; + pthread_mutex_unlock(&_ap_instance->fd_set_lock); + } + _ap_instance->flows[fd].port_id = port_id; _ap_instance->flows[fd].state = FLOW_PENDING; _ap_instance->flows[fd].rb = rb; |