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-rw-r--r--src/vlibmemory/memory_vlib.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/src/vlibmemory/memory_vlib.c b/src/vlibmemory/memory_vlib.c
index b6b87529375..77959e6d366 100644
--- a/src/vlibmemory/memory_vlib.c
+++ b/src/vlibmemory/memory_vlib.c
@@ -1452,8 +1452,9 @@ vl_api_rpc_call_reply_t_handler (vl_api_rpc_call_reply_t * mp)
clib_warning ("unimplemented");
}
-void
-vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
+always_inline void
+vl_api_rpc_call_main_thread_inline (void *fp, u8 * data, u32 data_length,
+ u8 force_rpc)
{
vl_api_rpc_call_t *mp;
api_main_t *am = &api_main;
@@ -1461,7 +1462,7 @@ vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
unix_shared_memory_queue_t *q;
/* Main thread: call the function directly */
- if (vlib_get_thread_index () == 0)
+ if ((force_rpc == 0) && (vlib_get_thread_index () == 0))
{
vlib_main_t *vm = vlib_get_main ();
void (*call_fp) (void *);
@@ -1507,6 +1508,29 @@ vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
pthread_mutex_unlock (&q->mutex);
}
+/*
+ * Check if called from worker threads.
+ * If so, make rpc call of fp through shmem.
+ * Otherwise, call fp directly
+ */
+void
+vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
+{
+ vl_api_rpc_call_main_thread_inline (fp, data, data_length, /*force_rpc */
+ 0);
+}
+
+/*
+ * Always make rpc call of fp through shmem, useful for calling from threads
+ * not setup as worker threads, such as DPDK callback thread
+ */
+void
+vl_api_force_rpc_call_main_thread (void *fp, u8 * data, u32 data_length)
+{
+ vl_api_rpc_call_main_thread_inline (fp, data, data_length, /*force_rpc */
+ 1);
+}
+
static void
vl_api_trace_plugin_msg_ids_t_handler (vl_api_trace_plugin_msg_ids_t * mp)
{