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 decreasing page reference by caller.
Cc: William Irwin <wli@xxxxxxxxxxxxxx>
Acked-by: Hugh Dickins <hughd@xxxxxxxxxx>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Minchan Kim <minchan.kim@xxxxxxxxx>
---
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 9885082..b9eeb1c 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)
--
1.7.0.4
--
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