s390: use generic show_mem()
authorJohannes Weiner <hannes@saeurebad.de>
Sat, 26 Jul 2008 02:46:14 +0000 (19:46 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 26 Jul 2008 19:00:11 +0000 (12:00 -0700)
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@saeurebad.de>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/s390/mm/init.c

index 388cc742005544b05747d32a485e88c5c37cf5a6..4993b0f594eb86ac0b5604e06112b36de20e492a 100644 (file)
@@ -42,38 +42,6 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__((__aligned__(PAGE_SIZE)));
 char  empty_zero_page[PAGE_SIZE] __attribute__((__aligned__(PAGE_SIZE)));
 
-void show_mem(void)
-{
-       unsigned long i, total = 0, reserved = 0;
-       unsigned long shared = 0, cached = 0;
-       unsigned long flags;
-       struct page *page;
-       pg_data_t *pgdat;
-
-       printk("Mem-info:\n");
-       show_free_areas();
-       for_each_online_pgdat(pgdat) {
-               pgdat_resize_lock(pgdat, &flags);
-               for (i = 0; i < pgdat->node_spanned_pages; i++) {
-                       if (!pfn_valid(pgdat->node_start_pfn + i))
-                               continue;
-                       page = pfn_to_page(pgdat->node_start_pfn + i);
-                       total++;
-                       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);
-       printk("%ld reserved pages\n", reserved);
-       printk("%ld pages shared\n", shared);
-       printk("%ld pages swap cached\n", cached);
-}
-
 /*
  * paging_init() sets up the page tables
  */