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 <hannes@xxxxxxxxxxxx>
CC: Paul Mackerras <paulus@xxxxxxxxx>
---
arch/powerpc/Kconfig | 1 +
arch/powerpc/mm/mem.c | 39 ---------------------------------------
2 files changed, 1 insertion(+), 39 deletions(-)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -114,6 +114,7 @@ config PPC
select HAVE_KRETPROBES
select HAVE_LMB
select HAVE_OPROFILE
+ select HAVE_GENERIC_SHOW_MEM
select USE_GENERIC_SMP_HELPERS if SMP
config EARLY_PRINTK
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -185,45 +185,6 @@ walk_memory_resource(unsigned long start
}
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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