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| author | Hugh Dickins <hughd@google.com> | 2012-10-08 16:33:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-09 16:22:56 +0900 |
| commit | a0c5e813f087dffc0d9b173d2e7d3328b1482fd5 (patch) | |
| tree | cc3fac50d76d0641722cb824fef825d5655e421e /include/linux/vm_event_item.h | |
| parent | e6c509f85455041d3d7c4b863bf80bc294288cc1 (diff) | |
| download | blackbird-op-linux-a0c5e813f087dffc0d9b173d2e7d3328b1482fd5.tar.gz blackbird-op-linux-a0c5e813f087dffc0d9b173d2e7d3328b1482fd5.zip | |
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 'include/linux/vm_event_item.h')
| -rw-r--r-- | include/linux/vm_event_item.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h index 57f7b1091511..ede4ddd46695 100644 --- a/include/linux/vm_event_item.h +++ b/include/linux/vm_event_item.h @@ -52,7 +52,7 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT, UNEVICTABLE_PGMUNLOCKED, UNEVICTABLE_PGCLEARED, /* on COW, page truncate */ UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */ - UNEVICTABLE_MLOCKFREED, + UNEVICTABLE_MLOCKFREED, /* no longer useful: always zero */ #ifdef CONFIG_TRANSPARENT_HUGEPAGE THP_FAULT_ALLOC, THP_FAULT_FALLBACK, |
