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-rw-r--r--tools/arch/alpha/include/asm/barrier.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/arch/alpha/include/asm/barrier.h b/tools/arch/alpha/include/asm/barrier.h
new file mode 100644
index 000000000..da8d6457e
--- /dev/null
+++ b/tools/arch/alpha/include/asm/barrier.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
+#define __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
+
+#define mb() __asm__ __volatile__("mb": : :"memory")
+#define rmb() __asm__ __volatile__("mb": : :"memory")
+#define wmb() __asm__ __volatile__("wmb": : :"memory")
+
+#endif /* __TOOLS_LINUX_ASM_ALPHA_BARRIER_H */