提交 bda2fa53 编写于 作者: J Johannes Weiner 提交者: Linus Torvalds

powerpc: use generic show_mem()

Remove arch-specific show_mem() in favor of the generic version.

This also removes the following redundant information display:

	- pages in swapcache, printed by show_swap_cache_info()

where show_mem() calls show_free_areas(), which calls
show_swap_cache_info().
Signed-off-by: NJohannes Weiner <hannes@saeurebad.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 c55281de
......@@ -186,45 +186,6 @@ walk_memory_resource(unsigned long start_pfn, unsigned long nr_pages, void *arg,
}
EXPORT_SYMBOL_GPL(walk_memory_resource);
void show_mem(void)
{
unsigned long total = 0, reserved = 0;
unsigned long shared = 0, cached = 0;
unsigned long highmem = 0;
struct page *page;
pg_data_t *pgdat;
unsigned long i;
printk("Mem-info:\n");
show_free_areas();
for_each_online_pgdat(pgdat) {
unsigned long flags;
pgdat_resize_lock(pgdat, &flags);
for (i = 0; i < pgdat->node_spanned_pages; i++) {
if (!pfn_valid(pgdat->node_start_pfn + i))
continue;
page = pgdat_page_nr(pgdat, i);
total++;
if (PageHighMem(page))
highmem++;
if (PageReserved(page))
reserved++;
else if (PageSwapCache(page))
cached++;
else if (page_count(page))
shared += page_count(page) - 1;
}
pgdat_resize_unlock(pgdat, &flags);
}
printk("%ld pages of RAM\n", total);
#ifdef CONFIG_HIGHMEM
printk("%ld pages of HIGHMEM\n", highmem);
#endif
printk("%ld reserved pages\n", reserved);
printk("%ld pages shared\n", shared);
printk("%ld pages swap cached\n", cached);
}
/*
* Initialize the bootmem system and give it all the memory we
* have available. If we are using highmem, we only put the
......
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