X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=tests%2Ftest_urcu_hash.c;h=accf3c1ab1ff76a0e37b876da268ba690122e916;hp=3c7cc350d4d02ef7a200893ec2843d2349e1024c;hb=495913bfaec0ff19107f0cc903ba1d6eade03709;hpb=20adf7802bcec449566b9cbb900504fd409f62db

diff --git a/tests/test_urcu_hash.c b/tests/test_urcu_hash.c
index 3c7cc35..accf3c1 100644
--- a/tests/test_urcu_hash.c
+++ b/tests/test_urcu_hash.c
@@ -114,6 +114,7 @@ unsigned long init_pool_size = DEFAULT_RAND_POOL,
 	lookup_pool_size = DEFAULT_RAND_POOL,
 	write_pool_size = DEFAULT_RAND_POOL;
 int validate_lookup;
+unsigned long nr_hash_chains;	/* 0: normal table, other: number of hash chains */
 
 int count_pipe[2];
 
@@ -290,6 +291,7 @@ printf("        [not -u nor -s] Add entries (supports redundant keys).\n");
 	printf("        [-O size] Init pool size.\n");
 	printf("        [-V] Validate lookups of init values (use with filled init pool, same lookup range, with different write range).\n");
 	printf("	[-U] Uniqueness test.\n");
+	printf("	[-C] Number of hash chains.\n");
 	printf("\n\n");
 }
 
@@ -456,6 +458,9 @@ int main(int argc, char **argv)
 		case 'U':
 			test_choice = TEST_HASH_UNIQUE;
 			break;
+		case 'C':
+			nr_hash_chains = atol(argv[++i]);
+			break;
 		}
 	}
 
@@ -528,6 +533,8 @@ int main(int argc, char **argv)
 		lookup_pool_offset, lookup_pool_size);
 	printf_verbose("Update pool size offset %lu size %lu.\n",
 		write_pool_offset, write_pool_size);
+	printf_verbose("Number of hash chains: %lu.\n",
+		nr_hash_chains);
 	printf_verbose("thread %-6s, thread id : %lx, tid %lu\n",
 			"main", pthread_self(), (unsigned long)gettid());