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/arch/mips/mm/pgtable.c

https://bitbucket.org/evzijst/gittest
C | 36 lines | 34 code | 2 blank | 0 comment | 7 complexity | e621c971e925937ee6db1299b8fce51b MD5 | raw file
 1#include <linux/config.h>
 2#include <linux/kernel.h>
 3#include <linux/mm.h>
 4#include <linux/swap.h>
 5
 6void show_mem(void)
 7{
 8#ifndef CONFIG_DISCONTIGMEM  /* XXX(hch): later.. */
 9	int pfn, total = 0, reserved = 0;
10	int shared = 0, cached = 0;
11	int highmem = 0;
12	struct page *page;
13
14	printk("Mem-info:\n");
15	show_free_areas();
16	printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
17	pfn = max_mapnr;
18	while (pfn-- > 0) {
19		page = pfn_to_page(pfn);
20		total++;
21		if (PageHighMem(page))
22			highmem++;
23		if (PageReserved(page))
24			reserved++;
25		else if (PageSwapCache(page))
26			cached++;
27		else if (page_count(page))
28			shared += page_count(page) - 1;
29	}
30	printk("%d pages of RAM\n", total);
31	printk("%d pages of HIGHMEM\n",highmem);
32	printk("%d reserved pages\n",reserved);
33	printk("%d pages shared\n",shared);
34	printk("%d pages swap cached\n",cached);
35#endif
36}