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authorChristoph Lameter <clameter@sgi.com>2006-06-30 01:55:38 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-30 11:25:35 -0700
commit9a865ffa34b6117a5e0b67640a084d8c2e198c93 (patch)
treec295d5a0831df81eeeded3834f32f513b9ae05c7 /include/linux/mmzone.h
parent34aa1330f9b3c5783d269851d467326525207422 (diff)
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[PATCH] zoned vm counters: conversion of nr_slab to per zone counter
- Allows reclaim to access counter without looping over processor counts. - Allows accurate statistics on how many pages are used in a zone by the slab. This may become useful to balance slab allocations over various zones. [akpm@osdl.org: bugfix] Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/mmzone.h')
-rw-r--r--include/linux/mmzone.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 839e9a0..67e03fc 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -51,6 +51,7 @@ enum zone_stat_item {
NR_FILE_MAPPED, /* pagecache pages mapped into pagetables.
only modified from process context */
NR_FILE_PAGES,
+ NR_SLAB, /* Pages used by slab allocator */
NR_VM_ZONE_STAT_ITEMS };
struct per_cpu_pages {
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