service: introduce service cores concept

[dpdk.git] / lib / librte_eal / linuxapp / eal / eal_thread.c

diff --git a/lib/librte_eal/linuxapp/eal/eal_thread.c b/lib/librte_eal/linuxapp/eal/eal_thread.c
index fba1a00..6481eee 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal_thread.c
+++ b/lib/librte_eal/linuxapp/eal/eal_thread.c
@@ -183,7 +183,14 @@ eal_thread_loop(__attribute__((unused)) void *arg)
                ret = lcore_config[lcore_id].f(fct_arg);
                lcore_config[lcore_id].ret = ret;
                rte_wmb();
-               lcore_config[lcore_id].state = FINISHED;
+
+               /* when a service core returns, it should go directly to WAIT
+                * state, because the application will not lcore_wait() for it.
+                */
+               if (lcore_config[lcore_id].core_role == ROLE_SERVICE)
+                       lcore_config[lcore_id].state = WAIT;
+               else
+                       lcore_config[lcore_id].state = FINISHED;
        }
 
        /* never reached */