block_pfn 247 mm/compaction.c unsigned long block_pfn; block_pfn 272 mm/compaction.c block_pfn = pageblock_start_pfn(pfn); block_pfn 273 mm/compaction.c block_pfn = max(block_pfn, zone->zone_start_pfn); block_pfn 274 mm/compaction.c block_page = pfn_to_online_page(block_pfn); block_pfn 277 mm/compaction.c pfn = block_pfn; block_pfn 281 mm/compaction.c block_pfn = pageblock_end_pfn(pfn) - 1; block_pfn 282 mm/compaction.c block_pfn = min(block_pfn, zone_end_pfn(zone) - 1); block_pfn 283 mm/compaction.c end_page = pfn_to_online_page(block_pfn);