Add tid for rpc invoke timer

Add TID for RPC invoke timer. During callback, TID is printed along
with handle and SC info. This helps to understand which thread is
taking time for the invoke.

Signed-off-by: ANANDU KRISHNAN E <[email protected]>

src/fastrpc_apps_user.c

@@ -308,6 +308,7 @@ typedef struct fastrpc_timer_info {
   int domain;
   int sc;
   int handle;
+  pid_t tid;
 } fastrpc_timer;
 
 // Macro to check if a remote session is already open on given domain
@@ -1086,9 +1087,9 @@ static void fastrpc_timer_callback(void *ptr) {
   }
 
   FARF(ALWAYS,
-       "%s fastrpc time out of %d ms on domain %d sc 0x%x handle 0x%x\n",
-       __func__, frpc_timer->timeout_millis, frpc_timer->domain, frpc_timer->sc,
-       frpc_timer->handle);
+       "%s fastrpc time out of %d ms on thread %d on domain %d sc 0x%x handle 0x%x\n",
+       __func__, frpc_timer->timeout_millis, frpc_timer->tid,
+       frpc_timer->domain, frpc_timer->sc, frpc_timer->handle);
   data.domain = frpc_timer->domain;
   nErr = remote_session_control(FASTRPC_REMOTE_PROCESS_EXCEPTION, &data,
                                 sizeof(remote_rpc_process_exception));
@@ -1325,6 +1326,7 @@ int remote_handle_invoke_domain(int domain, remote_handle handle,
       frpc_timer.sc = sc;
       frpc_timer.handle = handle;
       frpc_timer.timeout_millis = rpc_timeout;
+      frpc_timer.tid = gettid();
       fastrpc_add_timer(&frpc_timer);
     }
   }