static int
vtophys_positive_test(void)
{
void *p = NULL;
int i;
unsigned int size = 1;
int rc = 0;
for (i = 0; i < 31; i++) {
p = spdk_zmalloc(size, 512, NULL);
if (p == NULL)
continue;
if (spdk_vtophys(p) == SPDK_VTOPHYS_ERROR) {
rc = -1;
printf("Err: VA=%p is not mapped to a huge_page,\n", p);
spdk_free(p);
break;
}
spdk_free(p);
size = size << 1;
}
if (!rc)
printf("vtophys_positive_test passed\n");
else
printf("vtophys_positive_test failed\n");
return rc;
}
static void
initialize_buffer(char **buf, int pattern, int size)
{
*buf = spdk_zmalloc(size, 0x1000, NULL);
memset(*buf, pattern, size);
}
int main(int argc, char **argv)
{
int rc;
rc = parse_args(argc, argv);
if (rc != 0) {
return rc;
}
rc = rte_eal_init(sizeof(ealargs) / sizeof(ealargs[0]), ealargs);
if (rc < 0) {
fprintf(stderr, "could not initialize dpdk\n");
return 1;
}
g_task = spdk_zmalloc(sizeof(struct perf_task), 0, NULL);
if (g_task == NULL) {
fprintf(stderr, "g_task alloc failed\n");
exit(1);
}
g_task->buf = spdk_zmalloc(g_io_size_bytes, 0x1000, NULL);
if (g_task->buf == NULL) {
fprintf(stderr, "g_task->buf spdk_zmalloc failed\n");
exit(1);
}
g_tsc_rate = spdk_get_ticks_hz();
#if HAVE_LIBAIO
if (g_aio_optind < argc) {
printf("Measuring overhead for AIO device %s.\n", argv[g_aio_optind]);
if (register_aio_file(argv[g_aio_optind]) != 0) {
rc = -1;
goto cleanup;
}
} else
#endif
{
if (register_controllers() != 0) {
rc = -1;
goto cleanup;
}
}
printf("Initialization complete. Launching workers.\n");
rc = work_fn();
print_stats();
cleanup:
free(g_ns);
if (g_ctrlr) {
spdk_nvme_detach(g_ctrlr->ctrlr);
free(g_ctrlr);
}
if (rc != 0) {
fprintf(stderr, "%s: errors occured\n", argv[0]);
}
return rc;
}