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authorLee Schermerhorn <lee.schermerhorn@hp.com>2008-10-18 23:26:40 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 11:50:26 -0400
commitbbfd28eee9fbd73e780b19beb3dc562befbb94fa (patch)
tree0e810fcd61501ef57e613a737593067b0bc61d40 /mm/vmstat.c
parent894bc310419ac95f4fa4142dc364401a7e607f65 (diff)
unevictable lru: add event counting with statistics
Fix to unevictable-lru-page-statistics.patch Add unevictable lru infrastructure vm events to the statistics patch. Rename the "NORECL_" and "noreclaim_" symbols and text strings to "UNEVICTABLE_" and "unevictable_", respectively. Currently, both the infrastructure and the mlocked pages event are added by a single patch later in the series. This makes it difficult to add or rework the incremental patches. The events actually "belong" with the stats, so pull them up to here. Also, restore the event counting to putback_lru_page(). This was removed from previous patch in series where it was "misplaced". The actual events weren't defined that early. Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Cc: Rik van Riel <riel@redhat.com> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmstat.c')
-rw-r--r--mm/vmstat.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 4380b0dba6d9..6cb08cdd4f03 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -677,6 +677,11 @@ static const char * const vmstat_text[] = {
677 "htlb_buddy_alloc_success", 677 "htlb_buddy_alloc_success",
678 "htlb_buddy_alloc_fail", 678 "htlb_buddy_alloc_fail",
679#endif 679#endif
680#ifdef CONFIG_UNEVICTABLE_LRU
681 "unevictable_pgs_culled",
682 "unevictable_pgs_scanned",
683 "unevictable_pgs_rescued",
684#endif
680#endif 685#endif
681}; 686};
682 687