BM_BLOCK_MASK 745 kernel/power/snapshot.c ((pfn - zone->start_pfn) & ~BM_BLOCK_MASK) == bm->cur.node_pfn) BM_BLOCK_MASK 764 kernel/power/snapshot.c bm->cur.node_pfn = (pfn - zone->start_pfn) & ~BM_BLOCK_MASK; BM_BLOCK_MASK 768 kernel/power/snapshot.c *bit_nr = (pfn - zone->start_pfn) & BM_BLOCK_MASK;