eal: store control thread CPU affinity in TLS

[dpdk.git] / lib / librte_eal / common / eal_common_thread.c

diff --git a/lib/librte_eal/common/eal_common_thread.c b/lib/librte_eal/common/eal_common_thread.c
index 7858175..99fe1aa 100644 (file)
--- a/lib/librte_eal/common/eal_common_thread.c
+++ b/lib/librte_eal/common/eal_common_thread.c
@@ -152,10 +152,14 @@ struct rte_thread_ctrl_params {
 static void *rte_thread_init(void *arg)
 {
        int ret;
+       rte_cpuset_t *cpuset = &internal_config.ctrl_cpuset;
        struct rte_thread_ctrl_params *params = arg;
        void *(*start_routine)(void *) = params->start_routine;
        void *routine_arg = params->arg;
 
+       /* Store cpuset in TLS for quick access */
+       memmove(&RTE_PER_LCORE(_cpuset), cpuset, sizeof(rte_cpuset_t));
+
        ret = pthread_barrier_wait(&params->configured);
        if (ret == PTHREAD_BARRIER_SERIAL_THREAD) {
                pthread_barrier_destroy(&params->configured);