eal: get unique thread id

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

diff --git a/lib/librte_eal/bsdapp/eal/eal_thread.c b/lib/librte_eal/bsdapp/eal/eal_thread.c
index d2bec2e..990c017 100644 (file)
--- a/lib/librte_eal/bsdapp/eal/eal_thread.c
+++ b/lib/librte_eal/bsdapp/eal/eal_thread.c
@@ -1,13 +1,13 @@
 /*-
  *   BSD LICENSE
- * 
+ *
  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
  *   All rights reserved.
- * 
+ *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
  *   are met:
- * 
+ *
  *     * Redistributions of source code must retain the above copyright
  *       notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above copyright
@@ -17,7 +17,7 @@
  *     * Neither the name of Intel Corporation nor the names of its
  *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
- * 
+ *
  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -39,6 +39,7 @@
 #include <sched.h>
 #include <pthread_np.h>
 #include <sys/queue.h>
+#include <sys/thr.h>
 
 #include <rte_debug.h>
 #include <rte_atomic.h>
@@ -231,3 +232,11 @@ eal_thread_loop(__attribute__((unused)) void *arg)
        /* pthread_exit(NULL); */
        /* return NULL; */
 }
+
+/* require calling thread tid by gettid() */
+int rte_sys_gettid(void)
+{
+       long lwpid;
+       thr_self(&lwpid);
+       return (int)lwpid;
+}