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-rw-r--r--src/gallium/auxiliary/os/os_thread.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/os/os_thread.h b/src/gallium/auxiliary/os/os_thread.h
index a084310..8173d4c 100644
--- a/src/gallium/auxiliary/os/os_thread.h
+++ b/src/gallium/auxiliary/os/os_thread.h
@@ -152,8 +152,9 @@ static INLINE int pipe_thread_destroy( pipe_thread thread )
*/
typedef CRITICAL_SECTION pipe_mutex;
+/* http://locklessinc.com/articles/pthreads_on_windows/ */
#define pipe_static_mutex(mutex) \
- /*static*/ pipe_mutex mutex = {0,0,0,0,0,0}
+ static pipe_mutex mutex = {(PCRITICAL_SECTION_DEBUG)-1, -1, 0, 0, 0, 0}
#define pipe_mutex_init(mutex) \
InitializeCriticalSection(&mutex)