This patch series changes remove_from_page_cache's page ref counting rule. page cache ref count is decreased in remove_from_page_cache. So we don't need call again in caller context. Cc: Nick Piggin <npiggin@xxxxxxx> Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: linux-mm@xxxxxxxxx Signed-off-by: Minchan Kim <minchan.kim@xxxxxxxxx> --- mm/truncate.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/mm/truncate.c b/mm/truncate.c index 9ee5673..8decb93 100644 --- a/mm/truncate.c +++ b/mm/truncate.c @@ -114,7 +114,6 @@ truncate_complete_page(struct address_space *mapping, struct page *page) * calls cleancache_put_page (and note page->mapping is now NULL) */ cleancache_flush_page(mapping, page); - page_cache_release(page); /* pagecache ref */ return 0; } -- 1.7.0.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>