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Diffstat (limited to 'src/thread/pthread_spin_lock.c')
-rw-r--r--src/thread/pthread_spin_lock.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/thread/pthread_spin_lock.c b/src/thread/pthread_spin_lock.c
new file mode 100644
index 00000000..59fa6ea8
--- /dev/null
+++ b/src/thread/pthread_spin_lock.c
@@ -0,0 +1,7 @@
+#include "pthread_impl.h"
+
+int pthread_spin_lock(pthread_spinlock_t *s)
+{
+ while (a_xchg(s, 1));
+ return 0;
+}