eal: set name to threads

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

diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 79eedaf..a4b9506 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -67,6 +67,7 @@
 
 #include "eal_private.h"
 #include "eal_vfio.h"
+#include "eal_thread.h"
 
 #define EAL_INTR_EPOLL_WAIT_FOREVER (-1)
 #define NB_OTHER_INTR               1
@@ -860,7 +861,8 @@ eal_intr_thread_main(__rte_unused void *arg)
 int
 rte_eal_intr_init(void)
 {
-       int ret = 0;
+       int ret = 0, ret_1 = 0;
+       char thread_name[RTE_MAX_THREAD_NAME_LEN];
 
        /* init the global interrupt source head */
        TAILQ_INIT(&intr_sources);
@@ -875,9 +877,18 @@ rte_eal_intr_init(void)
        /* create the host thread to wait/handle the interrupt */
        ret = pthread_create(&intr_thread, NULL,
                        eal_intr_thread_main, NULL);
-       if (ret != 0)
+       if (ret != 0) {
                RTE_LOG(ERR, EAL,
                        "Failed to create thread for interrupt handling\n");
+       } else {
+               /* Set thread_name for aid in debugging. */
+               snprintf(thread_name, RTE_MAX_THREAD_NAME_LEN,
+                       "eal-intr-thread");
+               ret_1 = pthread_setname_np(intr_thread, thread_name);
+               if (ret_1 != 0)
+                       RTE_LOG(ERR, EAL,
+                       "Failed to set thread name for interrupt handling\n");
+       }
 
        return -ret;
 }