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38 #include <sys/queue.h>
41 #include <rte_eal_memconfig.h>
42 #include <rte_string_fns.h>
46 #define do_return(...) do { \
47 printf("Error at %s, line %d: ", __func__, __LINE__); \
48 printf(__VA_ARGS__); \
52 #define DEFAULT_TAILQ (RTE_TAILQ_NUM)
54 static struct rte_tailq_entry d_elem;
57 test_tailq_create(void)
59 struct rte_tailq_entry_head *d_head;
62 /* create a first tailq and check its non-null */
63 d_head = RTE_TAILQ_LOOKUP_BY_IDX(DEFAULT_TAILQ, rte_tailq_entry_head);
65 do_return("Error allocating dummy_q0\n");
67 /* check we can add an item to it
69 TAILQ_INSERT_TAIL(d_head, &d_elem, next);
71 /* try allocating dummy_q0 again, and check for failure */
72 if (RTE_TAILQ_LOOKUP_BY_IDX(DEFAULT_TAILQ, rte_tailq_entry_head) == NULL)
73 do_return("Error, non-null result returned when attemption to "
74 "re-allocate a tailq\n");
76 /* now fill up the tailq slots available and check we get an error */
77 for (i = RTE_TAILQ_NUM; i < RTE_MAX_TAILQ; i++){
78 if ((d_head = RTE_TAILQ_LOOKUP_BY_IDX(i,
79 rte_tailq_entry_head)) == NULL)
83 /* check that we had an error return before RTE_MAX_TAILQ */
84 if (i != RTE_MAX_TAILQ)
85 do_return("Error, we did not have a reservation as expected\n");
91 test_tailq_lookup(void)
93 /* run successful test - check result is found */
94 struct rte_tailq_entry_head *d_head;
95 struct rte_tailq_entry *d_ptr;
97 d_head = RTE_TAILQ_LOOKUP_BY_IDX(DEFAULT_TAILQ, rte_tailq_entry_head);
99 do_return("Error with tailq lookup\n");
101 TAILQ_FOREACH(d_ptr, d_head, next)
102 if (d_ptr != &d_elem)
103 do_return("Error with tailq returned from lookup - "
104 "expected element not found\n");
106 /* now try a bad/error lookup */
107 d_head = RTE_TAILQ_LOOKUP_BY_IDX(RTE_MAX_TAILQ, rte_tailq_entry_head);
109 do_return("Error, lookup does not return NULL for bad tailq name\n");
118 ret |= test_tailq_create();
119 ret |= test_tailq_lookup();
123 static struct test_command tailq_cmd = {
124 .command = "tailq_autotest",
125 .callback = test_tailq,
127 REGISTER_TEST_COMMAND(tailq_cmd);