50 	unsigned long	size;  member
67 static void __init xen_add_extra_mem(phys_addr_t start, phys_addr_t size)  in xen_add_extra_mem()  argument
73 		if (xen_extra_mem[i].size == 0) {  in xen_add_extra_mem()
75 			xen_extra_mem[i].size  = size;  in xen_add_extra_mem()
79 		if (xen_extra_mem[i].start + xen_extra_mem[i].size == start) {  in xen_add_extra_mem()
80 			xen_extra_mem[i].size += size;  in xen_add_extra_mem()
87 	memblock_reserve(start, size);  in xen_add_extra_mem()
90 static void __init xen_del_extra_mem(phys_addr_t start, phys_addr_t size)  in xen_del_extra_mem()  argument
97 		size_r = xen_extra_mem[i].size;  in xen_del_extra_mem()
101 			BUG_ON(size > size_r);  in xen_del_extra_mem()
102 			xen_extra_mem[i].start += size;  in xen_del_extra_mem()
103 			xen_extra_mem[i].size -= size;  in xen_del_extra_mem()
107 		if (start_r + size_r == start + size) {  in xen_del_extra_mem()
108 			BUG_ON(size > size_r);  in xen_del_extra_mem()
109 			xen_extra_mem[i].size -= size;  in xen_del_extra_mem()
114 			BUG_ON(start + size > start_r + size_r);  in xen_del_extra_mem()
115 			xen_extra_mem[i].size = start - start_r;  in xen_del_extra_mem()
117 			xen_add_extra_mem(start + size, start_r + size_r -  in xen_del_extra_mem()
118 					  (start + size));  in xen_del_extra_mem()
122 	memblock_free(start, size);  in xen_del_extra_mem()
137 		    addr < xen_extra_mem[i].start + xen_extra_mem[i].size)  in xen_chk_extra_mem()
153 		if (!xen_extra_mem[i].size)  in xen_inv_extra_mem()
156 		pfn_e = PFN_UP(xen_extra_mem[i].start + xen_extra_mem[i].size);  in xen_inv_extra_mem()
182 		e_pfn = PFN_DOWN(entry->addr + entry->size);  in xen_find_pfn_range()
303         unsigned long start_pfn, unsigned long size, unsigned long remap_pfn)  in xen_do_set_identity_and_remap_chunk()  argument
308 	unsigned long ident_end_pfn = start_pfn + size;  in xen_do_set_identity_and_remap_chunk()
309 	unsigned long left = size;  in xen_do_set_identity_and_remap_chunk()
312 	WARN_ON(size == 0);  in xen_do_set_identity_and_remap_chunk()
330 		xen_remap_buf.size = chunk;  in xen_do_set_identity_and_remap_chunk()
370 		unsigned long size = left;  in xen_set_identity_and_remap_chunk()  local
376 			set_phys_range_identity(cur_pfn, cur_pfn + size);  in xen_set_identity_and_remap_chunk()
379 		if (cur_pfn + size > nr_pages)  in xen_set_identity_and_remap_chunk()
380 			size = nr_pages - cur_pfn;  in xen_set_identity_and_remap_chunk()
391 		if (size > remap_range_size)  in xen_set_identity_and_remap_chunk()
392 			size = remap_range_size;  in xen_set_identity_and_remap_chunk()
394 		xen_do_set_identity_and_remap_chunk(cur_pfn, size, remap_pfn);  in xen_set_identity_and_remap_chunk()
397 		i += size;  in xen_set_identity_and_remap_chunk()
398 		remap_pfn += size;  in xen_set_identity_and_remap_chunk()
399 		*remapped += size;  in xen_set_identity_and_remap_chunk()
437 		phys_addr_t end = entry->addr + entry->size;  in xen_set_identity_and_remap()
485 		for (i = 0; i < xen_remap_buf.size; i++) {  in xen_remap_memory()
493 			len += xen_remap_buf.size;  in xen_remap_memory()
495 			len += xen_remap_buf.size;  in xen_remap_memory()
499 			len = xen_remap_buf.size;  in xen_remap_memory()
539 						 phys_addr_t size, int type)  in xen_align_and_add_e820_region()  argument
541 	phys_addr_t end = start + size;  in xen_align_and_add_e820_region()
594 		map[0].size = mem_end;  in xen_memory_setup()
596 		map[0].size += 8ULL << 20;  in xen_memory_setup()
647 		phys_addr_t size = map[i].size;  in xen_memory_setup()  local
652 				size = min(size, mem_end - addr);  in xen_memory_setup()
654 				size = min(size, PFN_PHYS(extra_pages));  in xen_memory_setup()
655 				extra_pages -= PFN_DOWN(size);  in xen_memory_setup()
656 				xen_add_extra_mem(addr, size);  in xen_memory_setup()
657 				xen_max_p2m_pfn = PFN_DOWN(addr + size);  in xen_memory_setup()
662 		xen_align_and_add_e820_region(addr, size, type);  in xen_memory_setup()
664 		map[i].addr += size;  in xen_memory_setup()
665 		map[i].size -= size;  in xen_memory_setup()
666 		if (map[i].size == 0)  in xen_memory_setup()
740 		e820_add_region(map[i].addr, map[i].size, map[i].type);  in xen_auto_xlated_memory_setup()