X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvlib%2Fmain.h;h=4288d6f0388cfc000aa70f5ab0b0a1ec4b0440ae;hb=890955866f5953727a782363cf3ece051ae7d4c5;hp=4c0cde3ff455db28eba44b708362cacfea712355;hpb=49d66f1f42cbc310e4fa0dc526b9fdb91d0ca220;p=vpp.git

diff --git a/src/vlib/main.h b/src/vlib/main.h
index 4c0cde3ff45..4288d6f0388 100644
--- a/src/vlib/main.h
+++ b/src/vlib/main.h
@@ -85,6 +85,8 @@ typedef struct vlib_main_t
 
   /* Jump target to exit main loop with given code. */
   u32 main_loop_exit_set;
+  /* Set e.g. in the SIGTERM signal handler, checked in a safe place... */
+  volatile u32 main_loop_exit_now;
   clib_longjmp_t main_loop_exit;
 #define VLIB_MAIN_LOOP_EXIT_NONE 0
 #define VLIB_MAIN_LOOP_EXIT_PANIC 1
@@ -199,6 +201,15 @@ typedef struct vlib_main_t
    */
   int need_vlib_worker_thread_node_runtime_update;
 
+  /*
+   * Barrier epoch - Set to current time, each time barrier_sync or
+   * barrier_release is called with zero recursion.
+   */
+  f64 barrier_epoch;
+
+  /* Earliest barrier can be closed again */
+  f64 barrier_no_close_before;
+
 } vlib_main_t;
 
 /* Global main structure. */
@@ -331,6 +342,9 @@ vlib_increment_main_loop_counter (vlib_main_t * vm)
   vm->main_loop_nodes_processed = 0;
   vm->vector_counts_per_main_loop[i] = v;
   vm->node_counts_per_main_loop[i] = n;
+
+  if (PREDICT_FALSE (vm->main_loop_exit_now))
+    clib_longjmp (&vm->main_loop_exit, VLIB_MAIN_LOOP_EXIT_CLI);
 }
 
 always_inline void vlib_set_queue_signal_callback