[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, 1 insertions, 0 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 1cc8412ac264..885cc9727001 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -54,6 +54,7 @@ enum zone_stat_item {
         NR_SLAB,        /* Pages used by slab allocator */
         NR_PAGETABLE,   /* used for pagetables */
         NR_FILE_DIRTY,
+        NR_WRITEBACK,
         NR_VM_ZONE_STAT_ITEMS };
 
 struct per_cpu_pages {