This is a note to let you know that I've just added the patch titled

f2fs: fix to clear FI_NO_PREALLOC

to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: f2fs-fix-to-clear-fi_no_prealloc.patch and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Tue Dec 12 10:32:42 CET 2017

From: Chao Yu yuchao0@huawei.com Date: Mon, 13 Nov 2017 17:32:39 +0800 Subject: f2fs: fix to clear FI_NO_PREALLOC

From: Chao Yu yuchao0@huawei.com

[ Upstream commit 28cfafb73853f0494b06649716687a3ea07681d5 ]

We need to clear FI_NO_PREALLOC flag in error path of f2fs_file_write_iter, otherwise we will lose the chance to preallocate blocks in latter write() at one time.

Fixes: dc91de78e5e1 ("f2fs: do not preallocate blocks which has wrong buffer") Signed-off-by: Chao Yu yuchao0@huawei.com Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/f2fs/file.c | 1 + 1 file changed, 1 insertion(+)

--- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2697,6 +2697,7 @@ static ssize_t f2fs_file_write_iter(stru

err = f2fs_preallocate_blocks(iocb, from); if (err) { + clear_inode_flag(inode, FI_NO_PREALLOC); inode_unlock(inode); return err; }

Patches currently in stable-queue which might be from yuchao0@huawei.com are

queue-4.14/f2fs-fix-to-clear-fi_no_prealloc.patch