linux-kernel - [PATCH v3 5/7] liblockdep: rwlock test suite

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Date:	Sun,  3 Feb 2013 20:50:42 -0500
From:	Sasha Levin <sasha.levin@...cle.com>
To:	mingo@...hat.com, peterz@...radead.org
Cc:	paulus@...ba.org, acme@...stprotocols.net, penberg@...nel.org,
	linux-kernel@...r.kernel.org, Sasha Levin <sasha.levin@...cle.com>
Subject: [PATCH v3 5/7] liblockdep: rwlock test suite

A simple test to make sure we handle rwlocks correctly.

Signed-off-by: Sasha Levin <sasha.levin@...cle.com>
---
 tools/lib/lockdep/tests/WW.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 tools/lib/lockdep/tests/WW.c

diff --git a/tools/lib/lockdep/tests/WW.c b/tools/lib/lockdep/tests/WW.c
new file mode 100644
index 0000000..4b1be0f
--- /dev/null
+++ b/tools/lib/lockdep/tests/WW.c
@@ -0,0 +1,16 @@
+#include <liblockdep/rwlock.h>
+
+void main(void)
+{
+	pthread_rwlock_t a, b;
+
+	liblockdep_init();
+	liblockdep_set_thread();
+
+	pthread_rwlock_init(&a, NULL);
+	pthread_rwlock_init(&b, NULL);
+
+	pthread_rwlock_wrlock(&a);
+	pthread_rwlock_rdlock(&b);
+	pthread_rwlock_wrlock(&a);
+}
-- 
1.8.1.2

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