linux-kernel - [PATCH v2 06/36] MIPS: barrier: Remove fast

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Message-ID: <20191001215249.4157062-7-paul.burton@mips.com>
Date:   Tue, 1 Oct 2019 21:53:11 +0000
From:   Paul Burton <paul.burton@...s.com>
To:     "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>
CC:     Huacai Chen <chenhc@...ote.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Paul Burton <pburton@...ecomp.com>
Subject: [PATCH v2 06/36] MIPS: barrier: Remove fast_mb() Octeon #ifdef'ery

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@...s.com>
---

Changes in v2: None

 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