Would be nice if we could also have lockdep, like in the linux kernel.
But this is better than nothing.
Signed-off-by: Rob Clark <robdcl...@gmail.com>
---
src/gallium/auxiliary/os/os_thread.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/src/gallium/auxiliary/os/os_thread.h
b/src/gallium/auxiliary/os/os_thread.h
index be8adcc..ec8adbc 100644
--- a/src/gallium/auxiliary/os/os_thread.h
+++ b/src/gallium/auxiliary/os/os_thread.h
@@ -116,6 +116,22 @@ typedef mtx_t pipe_mutex;
#define pipe_mutex_unlock(mutex) \
(void) mtx_unlock(&(mutex))
+#define pipe_mutex_assert_locked(mutex) \
+ __pipe_mutex_assert_locked(&(mutex))
+
+static inline void
+__pipe_mutex_assert_locked(pipe_mutex *mutex)
+{
+#ifdef DEBUG
+ /* NOTE: this would not work for recursive mutexes, but
+ * pipe_mutex doesn't support those
+ */
+ int ret = mtx_trylock(mutex);
+ assert(ret == thrd_busy);
+ if (ret == thrd_success)
+ mtx_unlock(mutex);
+#endif
+}
/* pipe_condvar
*/
--
2.7.4
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