taglinefilesource code
age120include/linux/mm.hage:8,
age78include/linux/pagemap.hpage->age = PAGE_AGE_VALUE;
age104include/linux/swapctl.hif (page->age < (MAX_PAGE_AGE - PAGE_ADVANCE))
age105include/linux/swapctl.hpage->age += PAGE_ADVANCE;
age107include/linux/swapctl.hpage->age = MAX_PAGE_AGE;
age112include/linux/swapctl.hif (page->age > PAGE_DECLINE)
age113include/linux/swapctl.hpage->age -= PAGE_DECLINE;
age115include/linux/swapctl.hpage->age = 0;
age120include/linux/swapctl.hreturn mem_map[MAP_NR(addr)].age;
age125include/linux/swapctl.hmem_map[MAP_NR(addr)].age = PAGE_INITIAL_AGE;
age154mm/page_alloc.cmem_map[MAP_NR((unsigned long) addr)].age = PAGE_INITIAL_AGE; \
age100mm/vmscan.cif (page_map->age)