| * Generic show_mem() implementation |
| * Copyright (C) 2008 Johannes Weiner <hannes@saeurebad.de> |
| * All code subject to the GPL version 2. |
| #include <linux/quicklist.h> |
| void show_mem(unsigned int filter) |
| unsigned long total = 0, reserved = 0, highmem = 0; |
| if (filter & SHOW_MEM_FILTER_PAGE_COUNT) |
| for_each_online_pgdat(pgdat) { |
| pgdat_resize_lock(pgdat, &flags); |
| for (zoneid = 0; zoneid < MAX_NR_ZONES; zoneid++) { |
| struct zone *zone = &pgdat->node_zones[zoneid]; |
| if (!populated_zone(zone)) |
| total += zone->present_pages; |
| reserved = zone->present_pages - zone->managed_pages; |
| if (is_highmem_idx(zoneid)) |
| highmem += zone->present_pages; |
| pgdat_resize_unlock(pgdat, &flags); |
| printk("%lu pages RAM\n", total); |
| printk("%lu pages HighMem/MovableOnly\n", highmem); |
| printk("%lu pages reserved\n", reserved); |
| printk("%lu pages in pagetable cache\n", |