From e65845045588806fa5c8df8a4f4253516515a5e3 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Wed, 2 May 2007 19:27:06 +0200 Subject: [PATCH] x86-64: dma_ops as const The dma_ops structure can be const since it never changes after boot. Signed-off-by: Stephen Hemminger Signed-off-by: Andi Kleen --- include/asm-x86_64/dma-mapping.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-x86_64/dma-mapping.h b/include/asm-x86_64/dma-mapping.h index d2af227f06d..6897e2a436e 100644 --- a/include/asm-x86_64/dma-mapping.h +++ b/include/asm-x86_64/dma-mapping.h @@ -52,7 +52,7 @@ struct dma_mapping_ops { }; extern dma_addr_t bad_dma_address; -extern struct dma_mapping_ops* dma_ops; +extern const struct dma_mapping_ops* dma_ops; extern int iommu_merge; static inline int dma_mapping_error(dma_addr_t dma_addr) -- cgit v1.2.3