examples/performance-thread: set thread names

This patch supports set helloworld thread name which is helpful for
debugging.

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>

diff --git a/examples/performance-thread/pthread_shim/main.c b/examples/performance-thread/pthread_shim/main.c
index 23e3b5e..4ce3622 100644 (file)
--- a/examples/performance-thread/pthread_shim/main.c
+++ b/examples/performance-thread/pthread_shim/main.c
@@ -27,6 +27,7 @@
 
 #define DEBUG_APP 0
 #define HELLOW_WORLD_MAX_LTHREADS 10
+#define THREAD_NAME_LEN        16
 
 #ifndef __GLIBC__ /* sched_getcpu() is glibc-specific */
 #define sched_getcpu() rte_lcore_id()
@@ -149,6 +150,7 @@ static void *initial_lthread(void *args __rte_unused)
                 */
                pthread_attr_t attr;
                rte_cpuset_t cpuset;
+               char name[THREAD_NAME_LEN];
 
                CPU_ZERO(&cpuset);
                CPU_SET(lcore, &cpuset);
@@ -160,6 +162,9 @@ static void *initial_lthread(void *args __rte_unused)
                                helloworld_pthread, (void *) i);
                if (ret != 0)
                        rte_exit(EXIT_FAILURE, "Cannot create helloworld thread\n");
+
+               snprintf(name, sizeof(name), "helloworld-%u", (uint32_t)i);
+               rte_thread_setname(tid[i], name);
        }
 
        /* wait for 1s to allow threads