X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Fcommon%2Feal_common_thread.c;h=94d2a6e423af2669dbe07c3002261cb0aecba3e4;hb=6383d2642b62f430c0ddb991dcfa75a5b2a4aec6;hp=55e96963b8408388260d3369c4055f8c1da228cb;hpb=78666372fa2b86a484882a042fb8a79731d2b4a9;p=dpdk.git

diff --git a/lib/librte_eal/common/eal_common_thread.c b/lib/librte_eal/common/eal_common_thread.c
index 55e96963b8..94d2a6e423 100644
--- a/lib/librte_eal/common/eal_common_thread.c
+++ b/lib/librte_eal/common/eal_common_thread.c
@@ -1,34 +1,5 @@
-/*-
- *   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
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * 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
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
  */
 
 #include <stdio.h>
@@ -36,6 +7,7 @@
 #include <stdint.h>
 #include <unistd.h>
 #include <pthread.h>
+#include <signal.h>
 #include <sched.h>
 #include <assert.h>
 #include <string.h>
@@ -169,3 +141,54 @@ exit:
 
 	return ret;
 }
+
+
+struct rte_thread_ctrl_params {
+	void *(*start_routine)(void *);
+	void *arg;
+	pthread_barrier_t configured;
+};
+
+static void *rte_thread_init(void *arg)
+{
+	struct rte_thread_ctrl_params *params = arg;
+	void *(*start_routine)(void *) = params->start_routine;
+	void *routine_arg = params->arg;
+
+	pthread_barrier_wait(&params->configured);
+
+	return start_routine(routine_arg);
+}
+
+__rte_experimental int
+rte_ctrl_thread_create(pthread_t *thread, const char *name,
+		const pthread_attr_t *attr,
+		void *(*start_routine)(void *), void *arg)
+{
+	struct rte_thread_ctrl_params params = {
+		.start_routine = start_routine,
+		.arg = arg,
+	};
+	int ret;
+
+	pthread_barrier_init(&params.configured, NULL, 2);
+
+	ret = pthread_create(thread, attr, rte_thread_init, (void *)&params);
+	if (ret != 0)
+		return ret;
+
+	if (name != NULL) {
+		ret = rte_thread_setname(*thread, name);
+		if (ret < 0)
+			goto fail;
+	}
+
+	pthread_barrier_wait(&params.configured);
+
+	return 0;
+
+fail:
+	pthread_cancel(*thread);
+	pthread_join(*thread, NULL);
+	return ret;
+}