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Subject[PATCH 08/13] locking/barriers: Remove definitions for [smp_]read_barrier_depends()
Date
There are no remaining users of '[smp_]read_barrier_depends()', so
remove it from the generic implementation of 'barrier.h'.

Signed-off-by: Will Deacon <will@kernel.org>
---
include/asm-generic/barrier.h | 17 -----------------
1 file changed, 17 deletions(-)

diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h
index 85b28eb80b11..4b2a60f738b2 100644
--- a/include/asm-generic/barrier.h
+++ b/include/asm-generic/barrier.h
@@ -46,10 +46,6 @@
#define dma_wmb() wmb()
#endif

-#ifndef read_barrier_depends
-#define read_barrier_depends() do { } while (0)
-#endif
-
#ifndef __smp_mb
#define __smp_mb() mb()
#endif
@@ -62,10 +58,6 @@
#define __smp_wmb() wmb()
#endif

-#ifndef __smp_read_barrier_depends
-#define __smp_read_barrier_depends() read_barrier_depends()
-#endif
-
#ifdef CONFIG_SMP

#ifndef smp_mb
@@ -80,10 +72,6 @@
#define smp_wmb() __smp_wmb()
#endif

-#ifndef smp_read_barrier_depends
-#define smp_read_barrier_depends() __smp_read_barrier_depends()
-#endif
-
#else /* !CONFIG_SMP */

#ifndef smp_mb
@@ -98,10 +86,6 @@
#define smp_wmb() barrier()
#endif

-#ifndef smp_read_barrier_depends
-#define smp_read_barrier_depends() do { } while (0)
-#endif
-
#endif /* CONFIG_SMP */

#ifndef __smp_store_mb
@@ -196,7 +180,6 @@ do { \
#define virt_mb() __smp_mb()
#define virt_rmb() __smp_rmb()
#define virt_wmb() __smp_wmb()
-#define virt_read_barrier_depends() __smp_read_barrier_depends()
#define virt_store_mb(var, value) __smp_store_mb(var, value)
#define virt_mb__before_atomic() __smp_mb__before_atomic()
#define virt_mb__after_atomic() __smp_mb__after_atomic()
--
2.24.0.rc1.363.gb1bccd3e3d-goog
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