X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvlib%2Fnode_funcs.h;h=547f09b7355a8d9a371ac25499270861dcd0971a;hb=c1a448b3ad16f4ae78527220420fe5c1e41a4ab9;hp=d6588a74ba1738473efa4dd6041df738dd30e806;hpb=5c20a0131a6a2516c14d5ccfc6db90fd13ec8a33;p=vpp.git

diff --git a/src/vlib/node_funcs.h b/src/vlib/node_funcs.h
index d6588a74ba1..547f09b7355 100644
--- a/src/vlib/node_funcs.h
+++ b/src/vlib/node_funcs.h
@@ -216,24 +216,21 @@ always_inline vlib_frame_t *
 vlib_get_frame_no_check (vlib_main_t * vm, uword frame_index)
 {
   vlib_frame_t *f;
-  u32 thread_index = frame_index & VLIB_CPU_MASK;
-  u32 offset = frame_index & VLIB_OFFSET_MASK;
-  vm = vlib_mains[thread_index];
-  f = vm->heap_base + offset;
+  f = vm->heap_base + (frame_index * VLIB_FRAME_ALIGN);
   return f;
 }
 
 always_inline u32
 vlib_frame_index_no_check (vlib_main_t * vm, vlib_frame_t * f)
 {
-  u32 i;
+  uword i;
 
-  ASSERT (((uword) f & VLIB_CPU_MASK) == 0);
-
-  vm = vlib_mains[f->thread_index];
+  ASSERT (((uword) f & (VLIB_FRAME_ALIGN - 1)) == 0);
 
   i = ((u8 *) f - (u8 *) vm->heap_base);
-  return i | f->thread_index;
+  ASSERT ((i / VLIB_FRAME_ALIGN) <= 0xFFFFFFFFULL);
+
+  return i / VLIB_FRAME_ALIGN;
 }
 
 always_inline vlib_frame_t *
@@ -410,19 +407,21 @@ vlib_frame_t *vlib_get_frame_to_node (vlib_main_t * vm, u32 to_node_index);
 void vlib_put_frame_to_node (vlib_main_t * vm, u32 to_node_index,
 			     vlib_frame_t * f);
 
-always_inline vlib_process_t *
-vlib_get_current_process (vlib_main_t * vm)
-{
-  vlib_node_main_t *nm = &vm->node_main;
-  return vec_elt (nm->processes, nm->current_process_index);
-}
-
 always_inline uword
 vlib_in_process_context (vlib_main_t * vm)
 {
   return vm->node_main.current_process_index != ~0;
 }
 
+always_inline vlib_process_t *
+vlib_get_current_process (vlib_main_t * vm)
+{
+  vlib_node_main_t *nm = &vm->node_main;
+  if (vlib_in_process_context (vm))
+    return vec_elt (nm->processes, nm->current_process_index);
+  return 0;
+}
+
 always_inline uword
 vlib_current_process (vlib_main_t * vm)
 {
@@ -776,6 +775,8 @@ vlib_process_signal_event_helper (vlib_node_main_t * nm,
   uword p_flags, add_to_pending, delete_from_wheel;
   void *data_to_be_written_by_caller;
 
+  ASSERT (n->type == VLIB_NODE_TYPE_PROCESS);
+
   ASSERT (!pool_is_free_index (p->event_type_pool, t));
 
   vec_validate (p->pending_event_data_by_type_index, t);
@@ -852,6 +853,9 @@ vlib_process_signal_event_data (vlib_main_t * vm,
   vlib_process_t *p = vec_elt (nm->processes, n->runtime_index);
   uword *h, t;
 
+  /* Must be in main thread */
+  ASSERT (vlib_get_thread_index () == 0);
+
   h = hash_get (p->event_type_index_by_type_opaque, type_opaque);
   if (!h)
     {
@@ -963,6 +967,29 @@ vlib_process_signal_event_pointer (vlib_main_t * vm,
   d[0] = data;
 }
 
+/**
+ * Signal event to process from any thread.
+ *
+ * When in doubt, use this.
+ */
+always_inline void
+vlib_process_signal_event_mt (vlib_main_t * vm,
+			      uword node_index, uword type_opaque, uword data)
+{
+  if (vlib_get_thread_index () != 0)
+    {
+      vlib_process_signal_event_mt_args_t args = {
+	.node_index = node_index,
+	.type_opaque = type_opaque,
+	.data = data,
+      };
+      vlib_rpc_call_main_thread (vlib_process_signal_event_mt_helper,
+				 (u8 *) & args, sizeof (args));
+    }
+  else
+    vlib_process_signal_event (vm, node_index, type_opaque, data);
+}
+
 always_inline void
 vlib_process_signal_one_time_event (vlib_main_t * vm,
 				    uword node_index,
@@ -1070,6 +1097,9 @@ vlib_node_vectors_per_main_loop_as_integer (vlib_main_t * vm, u32 node_index)
 void
 vlib_frame_free (vlib_main_t * vm, vlib_node_runtime_t * r, vlib_frame_t * f);
 
+/* Return the edge index if present, ~0 otherwise */
+uword vlib_node_get_next (vlib_main_t * vm, uword node, uword next_node);
+
 /* Add next node to given node in given slot. */
 uword
 vlib_node_add_next_with_slot (vlib_main_t * vm,
@@ -1094,6 +1124,12 @@ vlib_node_add_named_next (vlib_main_t * vm, uword node, char *name)
   return vlib_node_add_named_next_with_slot (vm, node, name, ~0);
 }
 
+/**
+ * Get list of nodes
+ */
+vlib_node_t ***vlib_node_get_nodes (vlib_main_t * vm, u32 max_threads,
+				    int include_stats);
+
 /* Query node given name. */
 vlib_node_t *vlib_get_node_by_name (vlib_main_t * vm, u8 * name);