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: Johannes Weiner
CC: Hirokazu Takata
---

Index: tree-linus/arch/m32r/Kconfig
================================================== =================
--- tree-linus.orig/arch/m32r/Kconfig
+++ tree-linus/arch/m32r/Kconfig
@@ -10,7 +10,6 @@ config M32R
default y
select HAVE_IDE
select HAVE_OPROFILE
- select HAVE_ARCH_SHOW_MEM

config SBUS
bool
Index: tree-linus/arch/m32r/mm/init.c
================================================== =================
--- tree-linus.orig/arch/m32r/mm/init.c
+++ tree-linus/arch/m32r/mm/init.c
@@ -36,41 +36,6 @@ pgd_t swapper_pg_dir[1024];

DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);

-void show_mem(void)
-{
- int total = 0, reserved = 0;
- int shared = 0, cached = 0;
- int 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) {
- 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("%d pages of RAM\n", total);
- printk("%d pages of HIGHMEM\n",highmem);
- printk("%d reserved pages\n",reserved);
- printk("%d pages shared\n",shared);
- printk("%d pages swap cached\n",cached);
-}
-
/*
* Cache of MMU context last used.
*/

--

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