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authorMinchan Kim <minchan.kim@gmail.com>2011-03-22 19:30:54 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 20:44:02 -0400
commitbd65cb86c98a79bc61afd0d80166005f125e9064 (patch)
tree7980a38792c6855346e6d3b8c15a876dca9b50f8 /fs/hugetlbfs/inode.c
parent97cecb5a254fec22d28ef32235d888bfbfd7c783 (diff)
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/inode.c')
-rw-r--r--fs/hugetlbfs/inode.c3
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)
332{ 332{
333 cancel_dirty_page(page, /* No IO accounting for huge pages? */0); 333 cancel_dirty_page(page, /* No IO accounting for huge pages? */0);
334 ClearPageUptodate(page); 334 ClearPageUptodate(page);
335 remove_from_page_cache(page); 335 delete_from_page_cache(page);
336 put_page(page);
337} 336}
338 337
339static void truncate_hugepages(struct inode *inode, loff_t lstart) 338static void truncate_hugepages(struct inode *inode, loff_t lstart)