Function eal_parse_huge_worker_stack

dpdk/lib/eal/linux/eal.c:588–623

}

static int
eal_parse_huge_worker_stack(const char *arg)
{
	struct internal_config *cfg = eal_get_internal_configuration();

	if (arg == NULL || arg[0] == '\0') {
		pthread_attr_t attr;
		int ret;

		if (pthread_attr_init(&attr) != 0) {
			RTE_LOG(ERR, EAL, "Could not retrieve default stack size\n");
			return -1;
		}
		ret = pthread_attr_getstacksize(&attr, &cfg->huge_worker_stack_size);
		pthread_attr_destroy(&attr);
		if (ret != 0) {
			RTE_LOG(ERR, EAL, "Could not retrieve default stack size\n");
			return -1;
		}
	} else {
		unsigned long stack_size;
		char *end;

		errno = 0;
		stack_size = strtoul(arg, &end, 10);
		if (errno || end == NULL || stack_size == 0 ||
				stack_size >= (size_t)-1 / 1024)
			return -1;

		cfg->huge_worker_stack_size = stack_size * 1024;
	}

	RTE_LOG(DEBUG, EAL, "Each worker thread will use %zu kB of DPDK memory as stack\n",
		cfg->huge_worker_stack_size / 1024);
	return 0;
}

/* Parse the argument given in the command line of the application */
static int