[PATCH] x86_64: remove unused gart header file

include/asm-x86_64/gart-mapping.h is only ever used in
arch/x86_64/kernel/setup.c and none of its contents are referenced.
Looks to be leftover cruft not removed in the dma_ops patch.
Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/x86_64/kernel/setup.c

@@ -65,7 +65,6 @@
 #include <asm/numa.h>
 #include <asm/swiotlb.h>
 #include <asm/sections.h>
-#include <asm/gart-mapping.h>
 #include <asm/dmi.h>
 
 /*

include/asm-x86_64/gart-mapping.h

-#ifndef _X8664_GART_MAPPING_H
-#define _X8664_GART_MAPPING_H 1
-
-#include <linux/types.h>
-#include <asm/types.h>
-
-struct device;
-
-extern void*
-gart_alloc_coherent(struct device *dev, size_t size,
-        dma_addr_t *dma_handle, gfp_t gfp);
-
-extern int
-gart_dma_supported(struct device *hwdev, u64 mask);
-
-#endif /* _X8664_GART_MAPPING_H */