From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Mon, 22 Jun 2009 14:50:53 +0000 (-0400)
Subject: Remote mutex from RCU write-side
X-Git-Tag: v0.1~119
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=4aa7451e29e7fc23cfbf7ba77c95041de9647872;p=userspace-rcu.git

Remote mutex from RCU write-side

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---

diff --git a/test_qsbr.c b/test_qsbr.c
index 2617629..97b918d 100644
--- a/test_qsbr.c
+++ b/test_qsbr.c
@@ -257,13 +257,8 @@ void *thr_writer(void *_count)
 
 	for (;;) {
 		new = test_array_alloc();
-		rcu_copy_mutex_lock();
-		old = test_rcu_pointer;
-		if (old)
-			assert(old->a == 8);
 		new->a = 8;
 		old = _rcu_publish_content(&test_rcu_pointer, new);
-		rcu_copy_mutex_unlock();
 		/* can be done after unlock */
 		if (old)
 			old->a = 0;
diff --git a/test_qsbr_gc.c b/test_qsbr_gc.c
index 98094a6..f38477e 100644
--- a/test_qsbr_gc.c
+++ b/test_qsbr_gc.c
@@ -264,13 +264,8 @@ void *thr_writer(void *data)
 
 	for (;;) {
 		new = malloc(sizeof(*new));
-		rcu_copy_mutex_lock();
-		old = test_rcu_pointer;
-		if (old)
-			assert(old->a == 8);
 		new->a = 8;
 		old = _rcu_xchg_pointer(&test_rcu_pointer, new);
-		rcu_copy_mutex_unlock();
 		rcu_gc_reclaim(wtidx, old);
 		nr_writes++;
 		if (unlikely(!test_duration_write()))
diff --git a/test_urcu.c b/test_urcu.c
index 96dac98..3feda89 100644
--- a/test_urcu.c
+++ b/test_urcu.c
@@ -258,14 +258,8 @@ void *thr_writer(void *_count)
 
 	for (;;) {
 		new = test_array_alloc();
-		rcu_copy_mutex_lock();
-		old = test_rcu_pointer;
-		if (old)
-			assert(old->a == 8);
 		new->a = 8;
 		old = rcu_publish_content(&test_rcu_pointer, new);
-		rcu_copy_mutex_unlock();
-		/* can be done after unlock */
 		if (old)
 			old->a = 0;
 		test_array_free(old);
diff --git a/test_urcu_gc.c b/test_urcu_gc.c
index 66b714b..6d7d8ca 100644
--- a/test_urcu_gc.c
+++ b/test_urcu_gc.c
@@ -265,13 +265,8 @@ void *thr_writer(void *data)
 
 	for (;;) {
 		new = malloc(sizeof(*new));
-		rcu_copy_mutex_lock();
-		old = test_rcu_pointer;
-		if (old)
-			assert(old->a == 8);
 		new->a = 8;
 		old = rcu_xchg_pointer(&test_rcu_pointer, new);
-		rcu_copy_mutex_unlock();
 		rcu_gc_reclaim(wtidx, old);
 		nr_writes++;
 		if (unlikely(!test_duration_write()))