Re: [f2fs-dev] [PATCH 2/2] f2fs: don't allow atomic writes for not regular files

From: Chao Yu
Date: Thu Mar 16 2017 - 23:23:53 EST


On 2017/3/17 10:09, Jaegeuk Kim wrote:
> The atomic writes only supports regular files for database.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
> ---
> fs/f2fs/file.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index da6d33d1bb34..d486e02b43c2 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -1522,6 +1522,9 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
> if (f2fs_is_atomic_file(inode))
> goto out;
>
> + if (!S_ISREG(inode->i_mode))
> + return -EINVAL;

goto out;

Thanks,

> +
> ret = f2fs_convert_inline_inode(inode);
> if (ret)
> goto out;
>