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-rw-r--r--arch/ia64/include/asm/dma-mapping.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 3ce5ab4339f3..99dfc1aa9d3c 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -48,11 +48,6 @@ static inline void
dma_cache_sync (struct device *dev, void *vaddr, size_t size,
enum dma_data_direction dir)
{
- /*
- * IA-64 is cache-coherent, so this is mostly a no-op. However, we do need to
- * ensure that dma_cache_sync() enforces order, hence the mb().
- */
- mb();
}
#endif /* _ASM_IA64_DMA_MAPPING_H */