[PATCH 2/2] examples/qos_sched: report error if no pipes configured

[Bruce Richardson]

Have the QoS scheduler sample application report an error if no pipes
are configured for a subport.

Signed-off-by: Bruce Richardson <bruce.richard...@intel.com>
---
 examples/qos_sched/init.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/examples/qos_sched/init.c b/examples/qos_sched/init.c
index 7a27c03b64..d8abae635a 100644
--- a/examples/qos_sched/init.c
+++ b/examples/qos_sched/init.c
@@ -233,6 +233,7 @@ app_init_sched_port(uint32_t portid, uint32_t socketid)
        struct rte_eth_link link;
        struct rte_sched_port *port = NULL;
        uint32_t pipe, subport;
+       uint32_t pipe_count;
        int err;
 
        err = rte_eth_link_get(portid, &link);
@@ -263,6 +264,7 @@ app_init_sched_port(uint32_t portid, uint32_t socketid)
                uint32_t n_pipes_per_subport =
                        subport_params[subport].n_pipes_per_subport_enabled;
 
+               pipe_count = 0;
                for (pipe = 0; pipe < n_pipes_per_subport; pipe++) {
                        if (app_pipe_to_profile[subport][pipe] != -1) {
                                err = rte_sched_pipe_config(port, subport, pipe,
@@ -272,8 +274,13 @@ app_init_sched_port(uint32_t portid, uint32_t socketid)
                                                        "for profile %d, 
err=%d\n", pipe,
                                                        
app_pipe_to_profile[subport][pipe], err);
                                }
+                               pipe_count++;
                        }
                }
+
+               if (pipe_count == 0)
+                       rte_exit(EXIT_FAILURE, "Error: invalid config, no pipes 
enabled for sched subport %u\n",
+                                       subport);
        }
 
        return port;
-- 
2.37.2