X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_urcu_hash.c;h=376f3b15075063653c1995d9eab1a690c28c7ccf;hp=f862adbf92c58d827dfaf0fc1601ebe5a1c4b212;hb=HEAD;hpb=f5ab766ee2c8300cb00ca5878b1cb464f960a66d

diff --git a/tests/benchmark/test_urcu_hash.c b/tests/benchmark/test_urcu_hash.c
index f862adb..606851b 100644
--- a/tests/benchmark/test_urcu_hash.c
+++ b/tests/benchmark/test_urcu_hash.c
@@ -1,26 +1,11 @@
+// SPDX-FileCopyrightText: 2009-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+//
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 /*
- * test_urcu_hash.c
- *
  * Userspace RCU library - test program
- *
- * Copyright 2009-2012 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
 #include "test_urcu_hash.h"
 
 enum test_hash {
@@ -57,26 +42,31 @@ struct test_hash_cb test_hash_cb[] = {
 
 static enum test_hash test_choice = TEST_HASH_RW;
 
+static
 void (*get_sigusr1_cb(void))(int)
 {
 	return test_hash_cb[test_choice].sigusr1;
 }
 
+static
 void (*get_sigusr2_cb(void))(int)
 {
 	return test_hash_cb[test_choice].sigusr2;
 }
 
+static
 void *(*get_thr_reader_cb(void))(void *)
 {
 	return test_hash_cb[test_choice].thr_reader;
 }
 
+static
 void *(*get_thr_writer_cb(void))(void *)
 {
 	return test_hash_cb[test_choice].thr_writer;
 }
 
+static
 int (*get_populate_hash_cb(void))(void)
 {
 	return test_hash_cb[test_choice].populate_hash;
@@ -92,8 +82,6 @@ DEFINE_URCU_TLS(unsigned long, lookup_ok);
 
 struct cds_lfht *test_ht;
 
-volatile int test_go, test_stop;
-
 unsigned long wdelay;
 
 unsigned long duration;
@@ -136,7 +124,7 @@ static pthread_mutex_t rcu_copy_mutex = PTHREAD_MUTEX_INITIALIZER;
 
 void set_affinity(void)
 {
-#if HAVE_SCHED_SETAFFINITY
+#ifdef HAVE_SCHED_SETAFFINITY
 	cpu_set_t mask;
 	int cpu, ret;
 #endif /* HAVE_SCHED_SETAFFINITY */
@@ -144,7 +132,7 @@ void set_affinity(void)
 	if (!use_affinity)
 		return;
 
-#if HAVE_SCHED_SETAFFINITY
+#ifdef HAVE_SCHED_SETAFFINITY
 	ret = pthread_mutex_lock(&affinity_mutex);
 	if (ret) {
 		perror("Error in pthread mutex lock");
@@ -158,11 +146,7 @@ void set_affinity(void)
 	}
 	CPU_ZERO(&mask);
 	CPU_SET(cpu, &mask);
-#if SCHED_SETAFFINITY_ARGS == 2
-	sched_setaffinity(0, &mask);
-#else
 	sched_setaffinity(0, sizeof(mask), &mask);
-#endif
 #endif /* HAVE_SCHED_SETAFFINITY */
 }
 
@@ -192,14 +176,15 @@ unsigned long test_compare(const void *key1, size_t key1_len,
 {
 	if (caa_unlikely(key1_len != key2_len))
 		return -1;
-	assert(key1_len == sizeof(unsigned long));
+	urcu_posix_assert(key1_len == sizeof(unsigned long));
 	if (key1 == key2)
 		return 0;
 	else
 		return 1;
 }
 
-void *thr_count(void *arg)
+static
+void *thr_count(void *arg __attribute__((unused)))
 {
 	printf_verbose("thread_begin %s, tid %lu\n",
 			"counter", urcu_get_thread_id());
@@ -257,21 +242,20 @@ void test_delete_all_nodes(struct cds_lfht *ht)
 		int ret;
 
 		ret = cds_lfht_del(test_ht, cds_lfht_iter_get_node(&iter));
-		assert(!ret);
+		urcu_posix_assert(!ret);
 		call_rcu(&node->head, free_node_cb);
 		count++;
 	}
 	printf("deleted %lu nodes.\n", count);
 }
 
-void show_usage(int argc, char **argv)
+static
+void show_usage(char **argv)
 {
 	printf("Usage : %s nr_readers nr_writers duration (s) <OPTIONS>\n",
 		argv[0]);
 	printf("OPTIONS:\n");
-#ifdef DEBUG_YIELD
 	printf("        [-r] [-w] (yield reader and/or writer)\n");
-#endif
 	printf("        [-d delay] (writer period (us))\n");
 	printf("        [-c duration] (reader C.S. duration (in loops))\n");
 	printf("        [-v] (verbose output)\n");
@@ -312,34 +296,35 @@ int main(int argc, char **argv)
 	unsigned long count;
 	long approx_before, approx_after;
 	int i, a, ret, err, mainret = 0;
+	unsigned int i_thr;
 	struct sigaction act;
 	unsigned int remain;
 	unsigned int nr_readers_created = 0, nr_writers_created = 0;
 	long long nr_leaked;
 
 	if (argc < 4) {
-		show_usage(argc, argv);
+		show_usage(argv);
 		mainret = 1;
 		goto end;
 	}
 
 	err = sscanf(argv[1], "%u", &nr_readers);
 	if (err != 1) {
-		show_usage(argc, argv);
+		show_usage(argv);
 		mainret = 1;
 		goto end;
 	}
 
 	err = sscanf(argv[2], "%u", &nr_writers);
 	if (err != 1) {
-		show_usage(argc, argv);
+		show_usage(argv);
 		mainret = 1;
 		goto end;
 	}
-	
+
 	err = sscanf(argv[3], "%lu", &duration);
 	if (err != 1) {
-		show_usage(argc, argv);
+		show_usage(argv);
 		mainret = 1;
 		goto end;
 	}
@@ -348,17 +333,15 @@ int main(int argc, char **argv)
 		if (argv[i][0] != '-')
 			continue;
 		switch (argv[i][1]) {
-#ifdef DEBUG_YIELD
 		case 'r':
-			yield_active |= YIELD_READ;
+			rcu_debug_yield_enable(RCU_YIELD_READ);
 			break;
 		case 'w':
-			yield_active |= YIELD_WRITE;
+			rcu_debug_yield_enable(RCU_YIELD_WRITE);
 			break;
-#endif
 		case 'a':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -369,7 +352,7 @@ int main(int argc, char **argv)
 			break;
 		case 'c':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -377,7 +360,7 @@ int main(int argc, char **argv)
 			break;
 		case 'd':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -388,7 +371,7 @@ int main(int argc, char **argv)
 			break;
 		case 'h':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -396,7 +379,7 @@ int main(int argc, char **argv)
 			break;
 		case 'm':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -404,7 +387,7 @@ int main(int argc, char **argv)
 			break;
 		case 'n':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -435,7 +418,7 @@ int main(int argc, char **argv)
 			break;
 		case 'B':
 			if (argc < i + 2) {
-				show_usage(argc, argv);
+				show_usage(argv);
 				mainret = 1;
 				goto end;
 			}
@@ -600,7 +583,7 @@ int main(int argc, char **argv)
 	 */
 	rcu_register_thread();
 	ret = (get_populate_hash_cb())();
-	assert(!ret);
+	urcu_posix_assert(!ret);
 
 	rcu_thread_offline();
 
@@ -623,10 +606,10 @@ int main(int argc, char **argv)
 		goto end_close_pipe;
 	}
 
-	for (i = 0; i < nr_readers; i++) {
-		err = pthread_create(&tid_reader[i],
+	for (i_thr = 0; i_thr < nr_readers; i_thr++) {
+		err = pthread_create(&tid_reader[i_thr],
 				     NULL, get_thr_reader_cb(),
-				     &count_reader[i]);
+				     &count_reader[i_thr]);
 		if (err != 0) {
 			errno = err;
 			mainret = 1;
@@ -635,10 +618,10 @@ int main(int argc, char **argv)
 		}
 		nr_readers_created++;
 	}
-	for (i = 0; i < nr_writers; i++) {
-		err = pthread_create(&tid_writer[i],
+	for (i_thr = 0; i_thr < nr_writers; i_thr++) {
+		err = pthread_create(&tid_writer[i_thr],
 				     NULL, get_thr_writer_cb(),
-				     &count_writer[i]);
+				     &count_writer[i_thr]);
 		if (err != 0) {
 			errno = err;
 			mainret = 1;
@@ -650,36 +633,36 @@ int main(int argc, char **argv)
 
 	cmm_smp_mb();
 
-	test_go = 1;
+	begin_test();
 
 	remain = duration;
 	do {
 		remain = sleep(remain);
 	} while (remain > 0);
 
-	test_stop = 1;
+	end_test();
 
 end_pthread_join:
-	for (i = 0; i < nr_readers_created; i++) {
-		err = pthread_join(tid_reader[i], &tret);
+	for (i_thr = 0; i_thr < nr_readers_created; i_thr++) {
+		err = pthread_join(tid_reader[i_thr], &tret);
 		if (err != 0) {
 			errno = err;
 			mainret = 1;
 			perror("pthread_join");
 		}
-		tot_reads += count_reader[i];
+		tot_reads += count_reader[i_thr];
 	}
-	for (i = 0; i < nr_writers_created; i++) {
-		err = pthread_join(tid_writer[i], &tret);
+	for (i_thr = 0; i_thr < nr_writers_created; i_thr++) {
+		err = pthread_join(tid_writer[i_thr], &tret);
 		if (err != 0) {
 			errno = err;
 			mainret = 1;
 			perror("pthread_join");
 		}
-		tot_writes += count_writer[i].update_ops;
-		tot_add += count_writer[i].add;
-		tot_add_exist += count_writer[i].add_exist;
-		tot_remove += count_writer[i].remove;
+		tot_writes += count_writer[i_thr].update_ops;
+		tot_add += count_writer[i_thr].add;
+		tot_add_exist += count_writer[i_thr].add_exist;
+		tot_remove += count_writer[i_thr].remove;
 	}
 
 	/* teardown counter thread */
@@ -692,11 +675,11 @@ end_pthread_join:
 	}
 	{
 		char msg[1] = { 0x42 };
-		ssize_t ret;
+		ssize_t sret;
 
 		do {
-			ret = write(count_pipe[1], msg, 1);	/* wakeup thread */
-		} while (ret == -1L && errno == EINTR);
+			sret = write(count_pipe[1], msg, 1);	/* wakeup thread */
+		} while (sret == -1L && errno == EINTR);
 	}
 	err = pthread_join(tid_count, &tret);
 	if (err != 0) {