[PATCH] zoned vm counters: conversion of nr_writeback to per zone counter

Conversion of nr_writeback to per zone counter.

This removes the last page_state counter from arch/i386/mm/pgtable.c so we
drop the page_state from there.

[akpm@osdl.org: bugfix]
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/arch/i386/mm/pgtable.c b/arch/i386/mm/pgtable.c
index aa211dcddb08..5e735ff90e8a 100644
--- a/arch/i386/mm/pgtable.c
+++ b/arch/i386/mm/pgtable.c
@@ -30,7 +30,6 @@ void show_mem(void)
         struct page *page;
         pg_data_t *pgdat;
         unsigned long i;
-        struct page_state ps;
         unsigned long flags;
 
         printk(KERN_INFO "Mem-info:\n");
@@ -58,9 +57,9 @@ void show_mem(void)
         printk(KERN_INFO "%d pages shared\n", shared);
         printk(KERN_INFO "%d pages swap cached\n", cached);
 
-        get_page_state(&ps);
         printk(KERN_INFO "%lu pages dirty\n", global_page_state(NR_FILE_DIRTY));
-        printk(KERN_INFO "%lu pages writeback\n", ps.nr_writeback);
+        printk(KERN_INFO "%lu pages writeback\n",
+                                        global_page_state(NR_WRITEBACK));
         printk(KERN_INFO "%lu pages mapped\n", global_page_state(NR_FILE_MAPPED));
         printk(KERN_INFO "%lu pages slab\n", global_page_state(NR_SLAB));
         printk(KERN_INFO "%lu pages pagetables\n",