diff options
Diffstat (limited to '')
| -rw-r--r-- | lib/test_rhashtable.c | 60 |
1 files changed, 23 insertions, 37 deletions
diff --git a/lib/test_rhashtable.c b/lib/test_rhashtable.c index 5a1dd4736b56..f2ba5787055a 100644 --- a/lib/test_rhashtable.c +++ b/lib/test_rhashtable.c @@ -291,7 +291,7 @@ static int __init test_rhltable(unsigned int entries) if (WARN_ON(err)) goto out_free; - k = prandom_u32(); + k = get_random_u32(); ret = 0; for (i = 0; i < entries; i++) { rhl_test_objects[i].value.id = k; @@ -369,18 +369,10 @@ static int __init test_rhltable(unsigned int entries) pr_info("test %d random rhlist add/delete operations\n", entries); for (j = 0; j < entries; j++) { u32 i = prandom_u32_max(entries); - u32 prand = prandom_u32(); + u32 prand = prandom_u32_max(4); cond_resched(); - if (prand == 0) - prand = prandom_u32(); - - if (prand & 1) { - prand >>= 1; - continue; - } - err = rhltable_remove(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); if (test_bit(i, obj_in_table)) { clear_bit(i, obj_in_table); @@ -393,35 +385,29 @@ static int __init test_rhltable(unsigned int entries) } if (prand & 1) { - prand >>= 1; - continue; - } - - err = rhltable_insert(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); - if (err == 0) { - if (WARN(test_and_set_bit(i, obj_in_table), "succeeded to insert same object %d", i)) - continue; - } else { - if (WARN(!test_bit(i, obj_in_table), "failed to insert object %d", i)) - continue; - } - - if (prand & 1) { - prand >>= 1; - continue; + err = rhltable_insert(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); + if (err == 0) { + if (WARN(test_and_set_bit(i, obj_in_table), "succeeded to insert same object %d", i)) + continue; + } else { + if (WARN(!test_bit(i, obj_in_table), "failed to insert object %d", i)) + continue; + } } - i = prandom_u32_max(entries); - if (test_bit(i, obj_in_table)) { - err = rhltable_remove(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); - WARN(err, "cannot remove element at slot %d", i); - if (err == 0) - clear_bit(i, obj_in_table); - } else { - err = rhltable_insert(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); - WARN(err, "failed to insert object %d", i); - if (err == 0) - set_bit(i, obj_in_table); + if (prand & 2) { + i = prandom_u32_max(entries); + if (test_bit(i, obj_in_table)) { + err = rhltable_remove(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); + WARN(err, "cannot remove element at slot %d", i); + if (err == 0) + clear_bit(i, obj_in_table); + } else { + err = rhltable_insert(&rhlt, &rhl_test_objects[i].list_node, test_rht_params); + WARN(err, "failed to insert object %d", i); + if (err == 0) + set_bit(i, obj_in_table); + } } } |