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[PATCH] add page_state info to show_mem

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This helps a lot when debugging out of memory stuff - useful especially to
see if all the memory is sucked into slab, etc.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Martin J. Bligh
2005-06-23 00:08:08 -07:00
committed by Linus Torvalds
parent bbfceef47f
commit 6f4e1e5061
1 changed files with 8 additions and 0 deletions
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8
arch/i386/mm/pgtable.c
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@@ -30,6 +30,7 @@ void show_mem(void)
struct page *page; struct page *page;
pg_data_t *pgdat; pg_data_t *pgdat;
unsigned long i; unsigned long i;
struct page_state ps;
printk("Mem-info:\n"); printk("Mem-info:\n");
show_free_areas(); show_free_areas();
@@ -53,6 +54,13 @@ void show_mem(void)
printk("%d reserved pages\n",reserved); printk("%d reserved pages\n",reserved);
printk("%d pages shared\n",shared); printk("%d pages shared\n",shared);
printk("%d pages swap cached\n",cached); printk("%d pages swap cached\n",cached);
get_page_state(&ps);
printk("%lu pages dirty\n", ps.nr_dirty);
printk("%lu pages writeback\n", ps.nr_writeback);
printk("%lu pages mapped\n", ps.nr_mapped);
printk("%lu pages slab\n", ps.nr_slab);
printk("%lu pages pagetables\n", ps.nr_page_table_pages);
} }
/* /*