This commit extends the timeout for service_may_be_active()
from 100ms to 1000ms. Local testing on a idle and loaded system
(compiling DPDK with all cores) always completes after 1 ms.

The wait time for a service-lcore to finish is also extended
from 100ms to 1000ms.

The same timeout waiting code was duplicated in two tests, and
is now refactored to a standalone function avoiding duplication.

Reported-by: David Marchand <david.march...@redhat.com>
Suggested-by: Mattias Ronnblom <mattias.ronnb...@ericsson.com>
Signed-off-by: Harry van Haaren <harry.van.haa...@intel.com>

---

Apologies for the quick respin noise; only the first diff-section
is added, no changes to the rest of the patch.

v2:
- v1 addressed only testcase 15 issue, v2 also addresses test
  case 5, which has an service-lcore wait code-path.

---
 app/test/test_service_cores.c | 47 ++++++++++++++++-------------------
 1 file changed, 22 insertions(+), 25 deletions(-)

diff --git a/app/test/test_service_cores.c b/app/test/test_service_cores.c
index 359b6dcd8b..4b147bd64c 100644
--- a/app/test/test_service_cores.c
+++ b/app/test/test_service_cores.c
@@ -123,14 +123,14 @@ unregister_all(void)
        return TEST_SUCCESS;
 }
 
-/* Wait until service lcore not active, or for 100x SERVICE_DELAY */
+/* Wait until service lcore not active, or for N times SERVICE_DELAY */
 static void
 wait_slcore_inactive(uint32_t slcore_id)
 {
        int i;
 
        for (i = 0; rte_service_lcore_may_be_active(slcore_id) == 1 &&
-                       i < 100; i++)
+                       i < 1000; i++)
                rte_delay_ms(SERVICE_DELAY);
 }
 
@@ -921,12 +921,26 @@ service_lcore_start_stop(void)
        return unregister_all();
 }
 
+static int
+service_ensure_stopped_with_timeout(uint32_t sid)
+{
+       /* give the service time to stop running */
+       int32_t timeout_ms = 1000;
+       int i;
+       for (i = 0; i < timeout_ms; i++) {
+               if (!rte_service_may_be_active(sid))
+                       break;
+               rte_delay_ms(SERVICE_DELAY);
+       }
+
+       return rte_service_may_be_active(sid);
+}
+
 /* stop a service and wait for it to become inactive */
 static int
 service_may_be_active(void)
 {
        const uint32_t sid = 0;
-       int i;
 
        /* expected failure cases */
        TEST_ASSERT_EQUAL(-EINVAL, rte_service_may_be_active(10000),
@@ -946,19 +960,11 @@ service_may_be_active(void)
        TEST_ASSERT_EQUAL(1, service_lcore_running_check(),
                        "Service core expected to poll service but it didn't");
 
-       /* stop the service */
+       /* stop the service, and wait for not-active with timeout */
        TEST_ASSERT_EQUAL(0, rte_service_runstate_set(sid, 0),
                        "Error: Service stop returned non-zero");
-
-       /* give the service 100ms to stop running */
-       for (i = 0; i < 100; i++) {
-               if (!rte_service_may_be_active(sid))
-                       break;
-               rte_delay_ms(SERVICE_DELAY);
-       }
-
-       TEST_ASSERT_EQUAL(0, rte_service_may_be_active(sid),
-                         "Error: Service not stopped after 100ms");
+       TEST_ASSERT_EQUAL(0, service_ensure_stopped_with_timeout(sid),
+                         "Error: Service not stopped after timeout period.");
 
        return unregister_all();
 }
@@ -972,7 +978,6 @@ service_active_two_cores(void)
                return TEST_SKIPPED;
 
        const uint32_t sid = 0;
-       int i;
 
        uint32_t lcore = rte_get_next_lcore(/* start core */ -1,
                                            /* skip main */ 1,
@@ -1002,16 +1007,8 @@ service_active_two_cores(void)
        /* stop the service */
        TEST_ASSERT_EQUAL(0, rte_service_runstate_set(sid, 0),
                        "Error: Service stop returned non-zero");
-
-       /* give the service 100ms to stop running */
-       for (i = 0; i < 100; i++) {
-               if (!rte_service_may_be_active(sid))
-                       break;
-               rte_delay_ms(SERVICE_DELAY);
-       }
-
-       TEST_ASSERT_EQUAL(0, rte_service_may_be_active(sid),
-                         "Error: Service not stopped after 100ms");
+       TEST_ASSERT_EQUAL(0, service_ensure_stopped_with_timeout(sid),
+                         "Error: Service not stopped after timeout period.");
 
        return unregister_all();
 }
-- 
2.34.1

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