[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, 1 deletions

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index da8547830098..3cfdff4b1985 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -113,7 +113,7 @@ static void get_writeback_state(struct writeback_state *wbs)
         wbs->nr_unstable = read_page_state(nr_unstable);
         wbs->nr_mapped = global_page_state(NR_FILE_MAPPED) +
                                 global_page_state(NR_ANON_PAGES);
-        wbs->nr_writeback = read_page_state(nr_writeback);
+        wbs->nr_writeback = global_page_state(NR_WRITEBACK);
 }
 
 /*