33 lines
		
	
	
		
			798 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			798 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include <linux/highmem.h>
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| #include <linux/export.h>
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| #include <linux/swap.h> /* for totalram_pages */
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| #include <linux/memblock.h>
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| 
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| void __init set_highmem_pages_init(void)
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| {
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| 	struct zone *zone;
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| 	int nid;
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| 
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| 	/*
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| 	 * Explicitly reset zone->managed_pages because set_highmem_pages_init()
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| 	 * is invoked before memblock_free_all()
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| 	 */
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| 	reset_all_zones_managed_pages();
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| 	for_each_zone(zone) {
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| 		unsigned long zone_start_pfn, zone_end_pfn;
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| 
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| 		if (!is_highmem(zone))
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| 			continue;
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| 
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| 		zone_start_pfn = zone->zone_start_pfn;
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| 		zone_end_pfn = zone_start_pfn + zone->spanned_pages;
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| 
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| 		nid = zone_to_nid(zone);
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| 		printk(KERN_INFO "Initializing %s for node %d (%08lx:%08lx)\n",
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| 				zone->name, nid, zone_start_pfn, zone_end_pfn);
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| 
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| 		add_highpages_with_active_regions(nid, zone_start_pfn,
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| 				 zone_end_pfn);
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| 	}
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| }
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