crypto-sw-scheduler: avoid crypto work on vpp_main

[vpp.git] / src / plugins / crypto_sw_scheduler / main.c

diff --git a/src/plugins/crypto_sw_scheduler/main.c b/src/plugins/crypto_sw_scheduler/main.c
index 1cc7a08..2b08cba 100644 (file)
--- a/src/plugins/crypto_sw_scheduler/main.c
+++ b/src/plugins/crypto_sw_scheduler/main.c
@@ -689,31 +689,33 @@ crypto_sw_scheduler_init (vlib_main_t * vm)
   vlib_thread_main_t *tm = vlib_get_thread_main ();
   clib_error_t *error = 0;
   crypto_sw_scheduler_per_thread_data_t *ptd;
+  u32 i;
 
   vec_validate_aligned (cm->per_thread_data, tm->n_vlib_mains - 1,
                        CLIB_CACHE_LINE_BYTES);
 
-  vec_foreach (ptd, cm->per_thread_data)
-  {
-    ptd->self_crypto_enabled = 1;
+  for (i = 0; i < tm->n_vlib_mains; i++)
+    {
+      ptd = cm->per_thread_data + i;
+      ptd->self_crypto_enabled = i > 0 || vlib_num_workers () < 1;
 
-    ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].head = 0;
-    ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].tail = 0;
+      ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].head = 0;
+      ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].tail = 0;
 
-    vec_validate_aligned (ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].jobs,
-                         CRYPTO_SW_SCHEDULER_QUEUE_SIZE - 1,
-                         CLIB_CACHE_LINE_BYTES);
+      vec_validate_aligned (
+       ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_DECRYPT].jobs,
+       CRYPTO_SW_SCHEDULER_QUEUE_SIZE - 1, CLIB_CACHE_LINE_BYTES);
 
-    ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].head = 0;
-    ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].tail = 0;
+      ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].head = 0;
+      ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].tail = 0;
 
-    ptd->last_serve_encrypt = 0;
-    ptd->last_return_queue = 0;
+      ptd->last_serve_encrypt = 0;
+      ptd->last_return_queue = 0;
 
-    vec_validate_aligned (ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].jobs,
-                         CRYPTO_SW_SCHEDULER_QUEUE_SIZE - 1,
-                         CLIB_CACHE_LINE_BYTES);
-  }
+      vec_validate_aligned (
+       ptd->queue[CRYPTO_SW_SCHED_QUEUE_TYPE_ENCRYPT].jobs,
+       CRYPTO_SW_SCHEDULER_QUEUE_SIZE - 1, CLIB_CACHE_LINE_BYTES);
+    }
 
   cm->crypto_engine_index =
     vnet_crypto_register_engine (vm, "sw_scheduler", 100,