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-rw-r--r--arch/x86/include/asm/io.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 91d9c69a629e..f5d272423695 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -77,6 +77,10 @@ build_mmio_write(__writel, "l", unsigned int, "r", )
#define __raw_writew __writew
#define __raw_writel __writel
+#define writeb_relaxed __writeb
+#define writew_relaxed __writew
+#define writel_relaxed __writel
+
#define mmiowb() barrier()
#ifdef CONFIG_X86_64