PM_PFRAME_MASK 1272 fs/proc/task_mmu.c return (pagemap_entry_t) { .pme = (frame & PM_PFRAME_MASK) | flags }; PM_PFRAME_MASK 51 tools/vm/page-types.c #define PM_PFRAME(x) ((x) & PM_PFRAME_MASK) PM_PFRAME_MASK 53 tools/vm/page-types.c #define PM_SWAP_OFFSET(x) (((x) & PM_PFRAME_MASK) >> MAX_SWAPFILES_SHIFT)