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authorHugh Dickins <hughd@google.com>2012-10-08 16:33:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-09 16:22:56 +0900
commita0c5e813f087dffc0d9b173d2e7d3328b1482fd5 (patch)
treecc3fac50d76d0641722cb824fef825d5655e421e /mm/vmstat.c
parente6c509f85455041d3d7c4b863bf80bc294288cc1 (diff)
downloadlinux-a0c5e813f087dffc0d9b173d2e7d3328b1482fd5.tar.gz
mm: remove free_page_mlock
We should not be seeing non-0 unevictable_pgs_mlockfreed any longer. So remove free_page_mlock() from the page freeing paths: __PG_MLOCKED is already in PAGE_FLAGS_CHECK_AT_FREE, so free_pages_check() will now be checking it, reporting "BUG: Bad page state" if it's ever found set. Comment UNEVICTABLE_MLOCKFREED and unevictable_pgs_mlockfreed always 0. Signed-off-by: Hugh Dickins <hughd@google.com> Acked-by: Mel Gorman <mel@csn.ul.ie> Cc: Rik van Riel <riel@redhat.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michel Lespinasse <walken@google.com> Cc: Ying Han <yinghan@google.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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index acbd85c983e..05e3a991374 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -782,7 +782,7 @@ const char * const vmstat_text[] = {
"unevictable_pgs_munlocked",
"unevictable_pgs_cleared",
"unevictable_pgs_stranded",
- "unevictable_pgs_mlockfreed",
+ "unevictable_pgs_mlockfreed", /* no longer useful: always zero */
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
"thp_fault_alloc",