1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2014 Intel Corporation 3 */ 4 5 #include <errno.h> 6 #include <stdio.h> 7 #include <unistd.h> 8 #include <pthread.h> 9 #include <sys/syscall.h> 10 11 #include <rte_eal.h> 12 #include <rte_lcore.h> 13 #include <rte_log.h> 14 #include <rte_string_fns.h> 15 16 #include "eal_private.h" 17 18 /* require calling thread tid by gettid() */ rte_sys_gettid(void)19int rte_sys_gettid(void) 20 { 21 return (int)syscall(SYS_gettid); 22 } 23 rte_thread_set_name(rte_thread_t thread_id,const char * thread_name)24void rte_thread_set_name(rte_thread_t thread_id, const char *thread_name) 25 { 26 int ret = ENOSYS; 27 #if defined(__GLIBC__) && defined(__GLIBC_PREREQ) 28 #if __GLIBC_PREREQ(2, 12) 29 char truncated[RTE_THREAD_NAME_SIZE]; 30 const size_t truncatedsz = sizeof(truncated); 31 32 if (strlcpy(truncated, thread_name, truncatedsz) >= truncatedsz) 33 EAL_LOG(DEBUG, "Truncated thread name"); 34 35 ret = pthread_setname_np((pthread_t)thread_id.opaque_id, truncated); 36 #endif 37 #endif 38 RTE_SET_USED(thread_id); 39 RTE_SET_USED(thread_name); 40 41 if (ret != 0) 42 EAL_LOG(DEBUG, "Failed to set thread name"); 43 } 44