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										 |  |  | /*
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							|  |  |  |  * This file is subject to the terms and conditions of the GNU General Public | 
					
						
							|  |  |  |  * License.  See the file "COPYING" in the main directory of this archive | 
					
						
							|  |  |  |  * for more details. | 
					
						
							|  |  |  |  * | 
					
						
							|  |  |  |  * Copyright (c) 2000,2003 Silicon Graphics, Inc.  All rights reserved. | 
					
						
							|  |  |  |  * Copyright (c) 2002 NEC Corp. | 
					
						
							|  |  |  |  * Copyright (c) 2002 Erich Focht <efocht@ess.nec.de> | 
					
						
							|  |  |  |  * Copyright (c) 2002 Kimio Suganuma <k-suganuma@da.jp.nec.com> | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | #ifndef _ASM_IA64_MMZONE_H
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							|  |  |  | #define _ASM_IA64_MMZONE_H
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							|  |  |  | #include <linux/numa.h>
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							|  |  |  | #include <asm/page.h>
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							|  |  |  | #include <asm/meminit.h>
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										 |  |  | #ifdef CONFIG_NUMA
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										 |  |  | static inline int pfn_to_nid(unsigned long pfn) | 
					
						
							|  |  |  | { | 
					
						
							|  |  |  | 	extern int paddr_to_nid(unsigned long); | 
					
						
							|  |  |  | 	int nid = paddr_to_nid(pfn << PAGE_SHIFT); | 
					
						
							|  |  |  | 	if (nid < 0) | 
					
						
							|  |  |  | 		return 0; | 
					
						
							|  |  |  | 	else | 
					
						
							|  |  |  | 		return nid; | 
					
						
							|  |  |  | } | 
					
						
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										 |  |  | #ifdef CONFIG_IA64_DIG /* DIG systems are small */
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							|  |  |  | # define MAX_PHYSNODE_ID	8
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							|  |  |  | # define NR_NODE_MEMBLKS	(MAX_NUMNODES * 8)
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							|  |  |  | #else /* sn2 is the biggest case, so we use that if !DIG */
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							|  |  |  | # define MAX_PHYSNODE_ID	2048
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							|  |  |  | # define NR_NODE_MEMBLKS	(MAX_NUMNODES * 4)
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							|  |  |  | #endif
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										 |  |  | #else /* CONFIG_NUMA */
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										 |  |  | # define NR_NODE_MEMBLKS	(MAX_NUMNODES * 4)
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										 |  |  | #endif /* CONFIG_NUMA */
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										 |  |  | 
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							|  |  |  | #endif /* _ASM_IA64_MMZONE_H */
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