185 static bool altmap_cross_boundary(struct vmem_altmap *altmap, unsigned long start,  in altmap_cross_boundary()  argument
191 	if ((start_pfn + nr_pfn - 1) > altmap->end_pfn)  in altmap_cross_boundary()
194 	if (start_pfn < altmap->base_pfn)  in altmap_cross_boundary()
201 		struct vmem_altmap *altmap)  in vmemmap_populate()  argument
229 		if (altmap && !altmap_cross_boundary(altmap, start, page_size)) {  in vmemmap_populate()
230 			p = vmemmap_alloc_block_buf(page_size, node, altmap);  in vmemmap_populate()
254 				vmem_altmap_free(altmap, nr_pfns);  in vmemmap_populate()
306 		struct vmem_altmap *altmap)  in vmemmap_free()  argument
314 	if (altmap) {  in vmemmap_free()
315 		alt_start = altmap->base_pfn;  in vmemmap_free()
316 		alt_end = altmap->base_pfn + altmap->reserve + altmap->free;  in vmemmap_free()
343 			vmem_altmap_free(altmap, nr_pages);  in vmemmap_free()