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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[firefly-linux-kernel-4.4.55.git]
/
include
/
asm-generic
/
barrier.h
diff --git
a/include/asm-generic/barrier.h
b/include/asm-generic/barrier.h
index 1402fa855388985282ff05e157b3388e85114d92..f5c40b0fadc2a50be563304727db2e7ad7fe6699 100644
(file)
--- a/
include/asm-generic/barrier.h
+++ b/
include/asm-generic/barrier.h
@@
-42,6
+42,14
@@
#define wmb() mb()
#endif
+#ifndef dma_rmb
+#define dma_rmb() rmb()
+#endif
+
+#ifndef dma_wmb
+#define dma_wmb() wmb()
+#endif
+
#ifndef read_barrier_depends
#define read_barrier_depends() do { } while (0)
#endif