[PATCH 06/37] MIPS: barrier: Remove fast_mb() Octeon #ifdef'ery

From: Paul Burton
Date: Mon Sep 30 2019 - 19:08:26 EST


The definition of fast_mb() is the same in both the Octeon & non-Octeon
cases, so remove the duplication & define it only once.

Signed-off-by: Paul Burton <paul.burton@xxxxxxxx>
---

arch/mips/include/asm/barrier.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/mips/include/asm/barrier.h b/arch/mips/include/asm/barrier.h
index 8a5abc1c85a6..657ec01120a4 100644
--- a/arch/mips/include/asm/barrier.h
+++ b/arch/mips/include/asm/barrier.h
@@ -38,6 +38,8 @@ static inline void wmb(void)
}
#define wmb wmb

+#define fast_mb() __sync()
+
#define __fast_iob() \
__asm__ __volatile__( \
".set push\n\t" \
@@ -49,10 +51,8 @@ static inline void wmb(void)
: "m" (*(int *)CKSEG1) \
: "memory")
#ifdef CONFIG_CPU_CAVIUM_OCTEON
-# define fast_mb() __sync()
# define fast_iob() do { } while (0)
#else /* ! CONFIG_CPU_CAVIUM_OCTEON */
-# define fast_mb() __sync()
# ifdef CONFIG_SGI_IP28
# define fast_iob() \
__asm__ __volatile__( \
--
2.23.0