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Diffstat (limited to 'arch/x86/include/asm/io.h')
-rw-r--r--arch/x86/include/asm/io.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 33513b9a67f..05cfed4485f 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -80,8 +80,6 @@ static inline void writeq(__u64 val, volatile void __iomem *addr)
#define readq readq
#define writeq writeq
-extern int iommu_bio_merge;
-
#ifdef CONFIG_X86_32
# include "io_32.h"
#else