diff --git a/tools/testing/selftests/drivers/net/hw/ncdevmem.c b/tools/testing/selftests/drivers/net/hw/ncdevmem.c index e098d6534c3c..d96e8a3b5a65 100644 --- a/tools/testing/selftests/drivers/net/hw/ncdevmem.c +++ b/tools/testing/selftests/drivers/net/hw/ncdevmem.c @@ -93,6 +93,7 @@ static char *port; static size_t do_validation; static int start_queue = -1; static int num_queues = -1; +static int skip_config; static char *ifname; static unsigned int ifindex; static unsigned int dmabuf_id; @@ -828,7 +829,7 @@ static struct netdev_queue_id *create_queues(void) static int do_server(struct memory_buffer *mem) { - struct ethtool_rings_get_rsp *ring_config; + struct ethtool_rings_get_rsp *ring_config = NULL; char ctrl_data[sizeof(int) * 20000]; size_t non_page_aligned_frags = 0; struct sockaddr_in6 client_addr; @@ -851,27 +852,29 @@ static int do_server(struct memory_buffer *mem) return -1; } - ring_config = get_ring_config(); - if (!ring_config) { - pr_err("Failed to get current ring configuration"); - return -1; - } + if (!skip_config) { + ring_config = get_ring_config(); + if (!ring_config) { + pr_err("Failed to get current ring configuration"); + return -1; + } - if (configure_headersplit(ring_config, 1)) { - pr_err("Failed to enable TCP header split"); - goto err_free_ring_config; - } + if (configure_headersplit(ring_config, 1)) { + pr_err("Failed to enable TCP header split"); + goto err_free_ring_config; + } - /* Configure RSS to divert all traffic from our devmem queues */ - if (configure_rss()) { - pr_err("Failed to configure rss"); - goto err_reset_headersplit; - } + /* Configure RSS to divert all traffic from our devmem queues */ + if (configure_rss()) { + pr_err("Failed to configure rss"); + goto err_reset_headersplit; + } - /* Flow steer our devmem flows to start_queue */ - if (configure_flow_steering(&server_sin)) { - pr_err("Failed to configure flow steering"); - goto err_reset_rss; + /* Flow steer our devmem flows to start_queue */ + if (configure_flow_steering(&server_sin)) { + pr_err("Failed to configure flow steering"); + goto err_reset_rss; + } } if (bind_rx_queue(ifindex, mem->fd, create_queues(), num_queues, &ys)) { @@ -1052,13 +1055,17 @@ static int do_server(struct memory_buffer *mem) err_unbind: ynl_sock_destroy(ys); err_reset_flow_steering: - reset_flow_steering(); + if (!skip_config) + reset_flow_steering(); err_reset_rss: - reset_rss(); + if (!skip_config) + reset_rss(); err_reset_headersplit: - restore_ring_config(ring_config); + if (!skip_config) + restore_ring_config(ring_config); err_free_ring_config: - ethtool_rings_get_rsp_free(ring_config); + if (!skip_config) + ethtool_rings_get_rsp_free(ring_config); return err; } @@ -1404,7 +1411,7 @@ int main(int argc, char *argv[]) int is_server = 0, opt; int ret, err = 1; - while ((opt = getopt(argc, argv, "Lls:c:p:v:q:t:f:z:")) != -1) { + while ((opt = getopt(argc, argv, "Lls:c:p:v:q:t:f:z:n")) != -1) { switch (opt) { case 'L': fail_on_linear = true; @@ -1436,6 +1443,9 @@ int main(int argc, char *argv[]) case 'z': max_chunk = atoi(optarg); break; + case 'n': + skip_config = 1; + break; case '?': fprintf(stderr, "unknown option: %c\n", optopt); break;