On Wed, Sep 12, 2018 at 08:57:16AM +0900, Wang Shilong wrote:
> diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
> index a7074115d6f6..f81102bd3203 100644
> --- a/fs/ext4/ioctl.c
> +++ b/fs/ext4/ioctl.c
> @@ -339,19 +339,14 @@ static int ext4_ioctl_setproject(struct file *filp,
> __u32 projid)
> if (projid_eq(kprojid, EXT4_I(inode)->i_projid))
> return 0;
>
> - err = mnt_want_write_file(filp);
> - if (err)
> - return err;
> -
A huge part of this patch is dropping the calls to
mnt_want_write_file() and mnt_drop_write_file(). What's the
justification for doing this? The use of mnt_want_write_file() looks
necessary to me...
- Ted
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