Subject: Re: [PATCH RFC 2/5] vringfd base/offset

From: Arnd Bergmann <[email-masked]>
Date: Tue, 8 Apr 2008 07:14:36 +0200

On Saturday 05 April 2008, Rusty Russell wrote:
>  static const struct file_operations vring_fops = {
>         .release        = vring_release,
>         .write          = vring_write,
>         .poll           = vring_poll,
> +       .ioctl          = vring_ioctl,
>  };

This should also set the .compat_ioctl pointer. If the argument 
is defined as an actual memory location instead of a pointer,
you also don't need the compat_ptr() conversion for s390x, so
both can point to the same vring_ioctl function.

	Arnd <><