Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / sh / include / asm / mutex.h

diff --git a/kernel/arch/sh/include/asm/mutex.h b/kernel/arch/sh/include/asm/mutex.h
new file mode 100644 (file)
index 0000000..d8e3771
--- /dev/null
+++ b/kernel/arch/sh/include/asm/mutex.h
@@ -0,0 +1,12 @@
+/*
+ * Pull in the generic implementation for the mutex fastpath.
+ *
+ * TODO: implement optimized primitives instead, or leave the generic
+ * implementation in place, or pick the atomic_xchg() based generic
+ * implementation. (see asm-generic/mutex-xchg.h for details)
+ */
+#if defined(CONFIG_CPU_SH4A)
+#include <asm/mutex-llsc.h>
+#else
+#include <asm-generic/mutex-dec.h>
+#endif