diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
index d123ff90f7a8..4c533fc94d62 100644
--- a/arch/alpha/include/asm/io.h
+++ b/arch/alpha/include/asm/io.h
@@ -341,14 +341,14 @@ extern inline unsigned int ioread16(void __iomem *addr)
 
 extern inline void iowrite8(u8 b, void __iomem *addr)
 {
-	IO_CONCAT(__IO_PREFIX,iowrite8)(b, addr);
 	mb();
+	IO_CONCAT(__IO_PREFIX, iowrite8)(b, addr);
 }
 
 extern inline void iowrite16(u16 b, void __iomem *addr)
 {
-	IO_CONCAT(__IO_PREFIX,iowrite16)(b, addr);
 	mb();
+	IO_CONCAT(__IO_PREFIX, iowrite16)(b, addr);
 }
 
 extern inline u8 inb(unsigned long port)
@@ -382,8 +382,8 @@ extern inline unsigned int ioread32(void __iomem *addr)
 
 extern inline void iowrite32(u32 b, void __iomem *addr)
 {
-	IO_CONCAT(__IO_PREFIX,iowrite32)(b, addr);
 	mb();
+	IO_CONCAT(__IO_PREFIX, iowrite32)(b, addr);
 }
 
 extern inline u32 inl(unsigned long port)
@@ -434,14 +434,14 @@ extern inline u16 readw(const volatile void __iomem *addr)
 
 extern inline void writeb(u8 b, volatile void __iomem *addr)
 {
-	__raw_writeb(b, addr);
 	mb();
+	__raw_writeb(b, addr);
 }
 
 extern inline void writew(u16 b, volatile void __iomem *addr)
 {
-	__raw_writew(b, addr);
 	mb();
+	__raw_writew(b, addr);
 }
 #endif
 
@@ -482,14 +482,14 @@ extern inline u64 readq(const volatile void __iomem *addr)
 
 extern inline void writel(u32 b, volatile void __iomem *addr)
 {
-	__raw_writel(b, addr);
 	mb();
+	__raw_writel(b, addr);
 }
 
 extern inline void writeq(u64 b, volatile void __iomem *addr)
 {
-	__raw_writeq(b, addr);
 	mb();
+	__raw_writeq(b, addr);
 }
 #endif