X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=test_urcu.c;h=17061f81a250d5f12f7e4836d7caf81835cd43d4;hp=37bd43695a8264c0dfc9cce877e942c9995535bf;hb=cdcb92bbb9e54201e0982844e3ca9cb4fd9b31e5;hpb=b1b5ce8f610ee61647b10d93d7a61b5fbf1f2ccd diff --git a/test_urcu.c b/test_urcu.c index 37bd436..17061f8 100644 --- a/test_urcu.c +++ b/test_urcu.c @@ -1,3 +1,13 @@ +/* + * test_urcu.c + * + * Userspace RCU library - test program + * + * Copyright February 2009 - Mathieu Desnoyers + * + * Distributed under GPLv2 + */ + #include #include #include @@ -18,29 +28,31 @@ struct test_array { static struct test_array *test_rcu_pointer; #define NR_READ 10 -#define NR_WRITE 5 +#define NR_WRITE 9 void *thr_reader(void *arg) { - int qparity, i; + int qparity, i, j; struct test_array *local_ptr; printf("thread %s, thread id : %lu, pid %lu\n", - "reader", pthread_self(), getpid()); + "reader", pthread_self(), (unsigned long)getpid()); sleep(2); urcu_register_thread(); - for (i = 0; i < 1000000; i++) { - qparity = rcu_read_lock(); - local_ptr = rcu_dereference(test_rcu_pointer); - if (local_ptr) { - assert(local_ptr->a == 8); - assert(local_ptr->b == 12); - assert(local_ptr->c[55] == 2); + for (i = 0; i < 1000; i++) { + for (j = 0; j < 100000000; j++) { + qparity = rcu_read_lock(); + local_ptr = rcu_dereference(test_rcu_pointer); + if (local_ptr) { + assert(local_ptr->a == 8); + assert(local_ptr->b == 12); + assert(local_ptr->c[55] == 2); + } + rcu_read_unlock(qparity); } - rcu_read_unlock(qparity); } urcu_unregister_thread(); @@ -55,10 +67,10 @@ void *thr_writer(void *arg) struct test_array *new, *old; printf("thread %s, thread id : %lu, pid %lu\n", - "writer", pthread_self(), getpid()); + "writer", pthread_self(), (unsigned long)getpid()); sleep(2); - for (i = 0; i < 1000000; i++) { + for (i = 0; i < 100000; i++) { rcu_write_lock(); new = malloc(sizeof(struct test_array)); old = test_rcu_pointer; @@ -67,13 +79,19 @@ void *thr_writer(void *arg) assert(old->b == 12); assert(old->c[55] == 2); } - assert(new->a = 8); - assert(new->b = 12); - assert(new->c[55] = 2); - old = urcu_publish_content(&test_rcu_pointer, new); + new->a = 8; + new->b = 12; + new->c[55] = 2; + old = urcu_publish_content((void **)&test_rcu_pointer, new); rcu_write_unlock(); /* can be done after unlock */ + if (old) { + old->a = 0; + old->b = 0; + old->c[55] = 0; + } free(old); + usleep(1); } return ((void*)2);