[PATCH 05/10] microblaze: Define microblaze barrier

From: Michal Simek
Date: Wed Feb 12 2020 - 03:58:22 EST


From: Stefan Asserhall <stefan.asserhall@xxxxxxxxxx>

Define microblaze barrier.

Signed-off-by: Stefan Asserhall <stefan.asserhall@xxxxxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
---

arch/microblaze/include/asm/Kbuild | 1 -
arch/microblaze/include/asm/barrier.h | 13 +++++++++++++
2 files changed, 13 insertions(+), 1 deletion(-)
create mode 100644 arch/microblaze/include/asm/barrier.h

diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild
index a11407112e9a..abb33619299b 100644
--- a/arch/microblaze/include/asm/Kbuild
+++ b/arch/microblaze/include/asm/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
generated-y += syscall_table.h
-generic-y += barrier.h
generic-y += bitops.h
generic-y += bug.h
generic-y += bugs.h
diff --git a/arch/microblaze/include/asm/barrier.h b/arch/microblaze/include/asm/barrier.h
new file mode 100644
index 000000000000..70b0a017781b
--- /dev/null
+++ b/arch/microblaze/include/asm/barrier.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2015 - 2020 Xilinx, Inc. All rights reserved.
+ */
+
+#ifndef _ASM_MICROBLAZE_BARRIER_H
+#define _ASM_MICROBLAZE_BARRIER_H
+
+#define mb() __asm__ __volatile__ ("mbar 1" : : : "memory")
+
+#include <asm-generic/barrier.h>
+
+#endif /* _ASM_MICROBLAZE_BARRIER_H */
--
2.25.0