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f047f4f379
Use the same log level for printk's in show_mem(), so that those messages can be shown completely when using log level 6. Signed-off-by: WANG Cong <amwang@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/*
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* Generic show_mem() implementation
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*
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* Copyright (C) 2008 Johannes Weiner <hannes@saeurebad.de>
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* All code subject to the GPL version 2.
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*/
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#include <linux/mm.h>
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#include <linux/nmi.h>
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#include <linux/quicklist.h>
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void show_mem(void)
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{
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pg_data_t *pgdat;
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unsigned long total = 0, reserved = 0, shared = 0,
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nonshared = 0, highmem = 0;
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printk("Mem-Info:\n");
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show_free_areas();
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for_each_online_pgdat(pgdat) {
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unsigned long i, flags;
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pgdat_resize_lock(pgdat, &flags);
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for (i = 0; i < pgdat->node_spanned_pages; i++) {
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struct page *page;
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unsigned long pfn = pgdat->node_start_pfn + i;
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if (unlikely(!(i % MAX_ORDER_NR_PAGES)))
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touch_nmi_watchdog();
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if (!pfn_valid(pfn))
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continue;
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page = pfn_to_page(pfn);
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if (PageHighMem(page))
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highmem++;
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if (PageReserved(page))
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reserved++;
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else if (page_count(page) == 1)
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nonshared++;
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else if (page_count(page) > 1)
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shared += page_count(page) - 1;
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total++;
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}
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pgdat_resize_unlock(pgdat, &flags);
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}
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printk("%lu pages RAM\n", total);
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#ifdef CONFIG_HIGHMEM
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printk("%lu pages HighMem\n", highmem);
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#endif
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printk("%lu pages reserved\n", reserved);
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printk("%lu pages shared\n", shared);
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printk("%lu pages non-shared\n", nonshared);
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#ifdef CONFIG_QUICKLIST
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printk("%lu pages in pagetable cache\n",
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quicklist_total_size());
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#endif
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}
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