Revision e281f7ec95fbbf905c10e11c83231f3d9090c22f authored by Aaro Koskinen on 30 November 2010, 14:17:58 UTC, committed by Tony Lindgren on 08 December 2010, 02:12:56 UTC
clk_get() return value should be checked with IS_ERR(). Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com> Acked-by: Kevin Hilman <khilman@deeprootsystems.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
1 parent cb9675f
show_mem.c
/*
* Generic show_mem() implementation
*
* Copyright (C) 2008 Johannes Weiner <hannes@saeurebad.de>
* All code subject to the GPL version 2.
*/
#include <linux/mm.h>
#include <linux/nmi.h>
#include <linux/quicklist.h>
void show_mem(void)
{
pg_data_t *pgdat;
unsigned long total = 0, reserved = 0, shared = 0,
nonshared = 0, highmem = 0;
printk("Mem-Info:\n");
show_free_areas();
for_each_online_pgdat(pgdat) {
unsigned long i, flags;
pgdat_resize_lock(pgdat, &flags);
for (i = 0; i < pgdat->node_spanned_pages; i++) {
struct page *page;
unsigned long pfn = pgdat->node_start_pfn + i;
if (unlikely(!(i % MAX_ORDER_NR_PAGES)))
touch_nmi_watchdog();
if (!pfn_valid(pfn))
continue;
page = pfn_to_page(pfn);
if (PageHighMem(page))
highmem++;
if (PageReserved(page))
reserved++;
else if (page_count(page) == 1)
nonshared++;
else if (page_count(page) > 1)
shared += page_count(page) - 1;
total++;
}
pgdat_resize_unlock(pgdat, &flags);
}
printk("%lu pages RAM\n", total);
#ifdef CONFIG_HIGHMEM
printk("%lu pages HighMem\n", highmem);
#endif
printk("%lu pages reserved\n", reserved);
printk("%lu pages shared\n", shared);
printk("%lu pages non-shared\n", nonshared);
#ifdef CONFIG_QUICKLIST
printk("%lu pages in pagetable cache\n",
quicklist_total_size());
#endif
}
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