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| author | Minchan Kim <minchan.kim@gmail.com> | 2011-03-23 02:30:54 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-23 03:44:02 +0300 |
| commit | bd65cb86c98a79bc61afd0d80166005f125e9064 (patch) | |
| tree | 7980a38792c6855346e6d3b8c15a876dca9b50f8 /fs/hugetlbfs | |
| parent | 97cecb5a254fec22d28ef32235d888bfbfd7c783 (diff) | |
| download | linux-bd65cb86c98a79bc61afd0d80166005f125e9064.tar.xz | |
mm: hugetlbfs: change remove_from_page_cache
This patch series changes remove_from_page_cache()'s page ref counting
rule. Page cache ref count is decreased in delete_from_page_cache(). So
we don't need to decrease the page reference in callers.
Signed-off-by: Minchan Kim <minchan.kim@gmail.com>
Cc: William Irwin <wli@holomorphy.com>
Acked-by: Hugh Dickins <hughd@google.com>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hugetlbfs')
| -rw-r--r-- | fs/hugetlbfs/inode.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 9885082b470f..b9eeb1cd03ff 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -332,8 +332,7 @@ static void truncate_huge_page(struct page *page) { cancel_dirty_page(page, /* No IO accounting for huge pages? */0); ClearPageUptodate(page); - remove_from_page_cache(page); - put_page(page); + delete_from_page_cache(page); } static void truncate_hugepages(struct inode *inode, loff_t lstart) |