diff options
| author | Will Deacon <will@kernel.org> | 2019-10-30 17:17:22 +0000 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-07-21 10:50:36 +0100 |
| commit | 93fab07c22930c9ac4f01212fd92913c9a812f9f (patch) | |
| tree | 5f66252c65d5e45a284e6d508c801a35c7d1b4c1 /include/asm-generic | |
| parent | bb7cdd38185a4f9fa32e62db115c2c6dceb2b621 (diff) | |
| download | lwn-93fab07c22930c9ac4f01212fd92913c9a812f9f.tar.gz lwn-93fab07c22930c9ac4f01212fd92913c9a812f9f.zip | |
locking/barriers: Remove definitions for [smp_]read_barrier_depends()
There are no remaining users of [smp_]read_barrier_depends(), so
remove it from the generic implementation of 'barrier.h'.
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'include/asm-generic')
| -rw-r--r-- | include/asm-generic/barrier.h | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h index 8116744bb82c..fec97dc34de7 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() |