-.. 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.
+o.. SPDX-License-Identifier: BSD-3-Clause
+ Copyright(c) 2010-2014 Intel Corporation.
Hello World Sample Application
==============================
Running the Application
-----------------------
-To run the example in a linuxapp environment:
+To run the example in a linux environment:
.. code-block:: console
- $ ./build/helloworld -l 0-3 -n 4
+ $ ./<build_dir>/examples/dpdk-helloworld -l 0-3 -n 4
Refer to *DPDK Getting Started Guide* for general information on running applications
and the Environment Abstraction Layer (EAL) options.
if (ret < 0)
rte_panic("Cannot init EAL\n");
-This call finishes the initialization process that was started before main() is called (in case of a Linuxapp environment).
+This call finishes the initialization process that was started before main() is called (in case of a Linux environment).
The argc and argv arguments are provided to the rte_eal_init() function.
The value returned is the number of parsed arguments.
.. code-block:: c
static int
- lcore_hello( attribute ((unused)) void *arg)
+ lcore_hello(__rte_unused void *arg)
{
unsigned lcore_id;
.. code-block:: c
- /* call lcore_hello() on every slave lcore */
+ /* call lcore_hello() on every worker lcore */
- RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ RTE_LCORE_FOREACH_WORKER(lcore_id) {
rte_eal_remote_launch(lcore_hello, NULL, lcore_id);
}
- /* call it on master lcore too */
+ /* call it on main lcore too */
lcore_hello(NULL);
.. code-block:: c
- rte_eal_mp_remote_launch(lcore_hello, NULL, CALL_MASTER);
+ rte_eal_mp_remote_launch(lcore_hello, NULL, CALL_MAIN);
Refer to the *DPDK API Reference* for detailed information on the rte_eal_mp_remote_launch() function.