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authorChristoph Lameter <clameter@sgi.com>2006-06-30 01:55:40 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-30 11:25:36 -0700
commitfd39fc8561be33065306bdac0e30414e1e8ac8e1 (patch)
treeae0740716eed3f850a8f7232c61caebe360bb5ae /mm/vmstat.c
parentce866b34ae1b7f1ce60234cf65855886ac7e7d30 (diff)
downloadlinux-fd39fc8561be33065306bdac0e30414e1e8ac8e1.tar.gz
[PATCH] zoned vm counters: conversion of nr_unstable to per zone counter
Conversion of nr_unstable to a per zone counter

We need to do some special modifications to the nfs code since there are
multiple cases of disposition and we need to have a page ref for proper
accounting.

This converts the last critical page state of the VM and therefore we need to
remove several functions that were depending on GET_PAGE_STATE_LAST in order
to make the kernel compile again.  We are only left with event type counters
in page state.

[akpm@osdl.org: bugfixes]
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>
Diffstat (limited to 'mm/vmstat.c')
-rw-r--r--mm/vmstat.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index e84c7e520a1d..9dc270aed5c4 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -45,28 +45,6 @@ static void __get_page_state(struct page_state *ret, int nr, cpumask_t *cpumask)
 	}
 }
 
-void get_page_state_node(struct page_state *ret, int node)
-{
-	int nr;
-	cpumask_t mask = node_to_cpumask(node);
-
-	nr = offsetof(struct page_state, GET_PAGE_STATE_LAST);
-	nr /= sizeof(unsigned long);
-
-	__get_page_state(ret, nr+1, &mask);
-}
-
-void get_page_state(struct page_state *ret)
-{
-	int nr;
-	cpumask_t mask = CPU_MASK_ALL;
-
-	nr = offsetof(struct page_state, GET_PAGE_STATE_LAST);
-	nr /= sizeof(unsigned long);
-
-	__get_page_state(ret, nr + 1, &mask);
-}
-
 void get_full_page_state(struct page_state *ret)
 {
 	cpumask_t mask = CPU_MASK_ALL;
@@ -402,10 +380,9 @@ static char *vmstat_text[] = {
 	"nr_page_table_pages",
 	"nr_dirty",
 	"nr_writeback",
-
-	/* Page state */
 	"nr_unstable",
 
+	/* Event counters */
 	"pgpgin",
 	"pgpgout",
 	"pswpin",