2007-05-21 11:01:58

by Martin Schwidefsky

[permalink] [raw]
Subject: [patch 5/5] More verbose show_mem() like other architectures.

From: Heiko Carstens <[email protected]>

Signed-off-by: Heiko Carstens <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---

arch/s390/mm/init.c | 38 +++++++++++++++++++++++---------------
1 file changed, 23 insertions(+), 15 deletions(-)

Index: quilt-2.6/arch/s390/mm/init.c
===================================================================
--- quilt-2.6.orig/arch/s390/mm/init.c
+++ quilt-2.6/arch/s390/mm/init.c
@@ -61,30 +61,38 @@ void diag10(unsigned long addr)

void show_mem(void)
{
- int i, total = 0, reserved = 0;
- int shared = 0, cached = 0;
+ int i, total = 0, reserved = 0;
+ int shared = 0, cached = 0;
struct page *page;

- printk("Mem-info:\n");
- show_free_areas();
- printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
- i = max_mapnr;
- while (i-- > 0) {
+ printk("Mem-info:\n");
+ show_free_areas();
+ printk("Free swap: %6ldkB\n", nr_swap_pages << (PAGE_SHIFT - 10));
+ i = max_mapnr;
+ while (i-- > 0) {
if (!pfn_valid(i))
continue;
page = pfn_to_page(i);
- total++;
+ total++;
if (PageReserved(page))
- reserved++;
+ reserved++;
else if (PageSwapCache(page))
- cached++;
+ cached++;
else if (page_count(page))
shared += page_count(page) - 1;
- }
- printk("%d pages of RAM\n",total);
- printk("%d reserved pages\n",reserved);
- printk("%d pages shared\n",shared);
- printk("%d pages swap cached\n",cached);
+ }
+ printk("%d pages of RAM\n", total);
+ printk("%d reserved pages\n", reserved);
+ printk("%d pages shared\n", shared);
+ printk("%d pages swap cached\n", cached);
+
+ printk("%lu pages dirty\n", global_page_state(NR_FILE_DIRTY));
+ printk("%lu pages writeback\n", global_page_state(NR_WRITEBACK));
+ printk("%lu pages mapped\n", global_page_state(NR_FILE_MAPPED));
+ printk("%lu pages slab\n",
+ global_page_state(NR_SLAB_RECLAIMABLE) +
+ global_page_state(NR_SLAB_UNRECLAIMABLE));
+ printk("%lu pages pagetables\n", global_page_state(NR_PAGETABLE));
}

static void __init setup_ro_region(void)

--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.