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RISC-V: Remove smb_mb__{before,after}_spinlock()

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These are obselete.

Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
This commit is contained in:
Palmer Dabbelt 2017-11-28 14:03:55 -08:00
parent 61a60d35b7
commit 3343eb6806
1 changed files with 0 additions and 8 deletions
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8
arch/riscv/include/asm/barrier.h
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@ -38,14 +38,6 @@
#define smp_rmb() RISCV_FENCE(r,r)
#define smp_wmb() RISCV_FENCE(w,w)
/*
* These barriers prevent accesses performed outside a spinlock from being moved
* inside a spinlock. Since RISC-V sets the aq/rl bits on our spinlock only
* enforce release consistency, we need full fences here.
*/
#define smb_mb__before_spinlock() smp_mb()
#define smb_mb__after_spinlock() smp_mb()
#include <asm-generic/barrier.h>
#endif /* __ASSEMBLY__ */