Re: [PATCH v2 04/17] ceph: fix compat_ioctl for ceph_dir_operations

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On Wed, Sep 12, 2018 at 11:10 PM Arnd Bergmann <arnd@xxxxxxxx> wrote:
>
> The ceph_ioctl function is used both for files and directories, but only
> the files support doing that in 32-bit compat mode.
>
> For consistency, add the same compat handler to the dir operations
> as well.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  fs/ceph/dir.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
> index 82928cea0209..da73f29d7faa 100644
> --- a/fs/ceph/dir.c
> +++ b/fs/ceph/dir.c
> @@ -1489,6 +1489,7 @@ const struct file_operations ceph_dir_fops = {
>         .open = ceph_open,
>         .release = ceph_release,
>         .unlocked_ioctl = ceph_ioctl,
> +       .compat_ioctl = ceph_ioctl,
>         .fsync = ceph_fsync,
>         .lock = ceph_lock,
>         .flock = ceph_flock,
> --
> 2.18.0
>

Reviewed-by: "Yan, Zheng" <zyan@xxxxxxxxxx>



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