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From: Jiri Slaby on 21 Jul 2010 04:00
On 07/21/2010 02:57 AM, H Hartley Sweeten wrote:
> The ioctl's DT3155_STOP and DT3155_START are defined with the macro
> _IO indicating that they have no parameters. They should not be using
> copy_to_user to return data to user space.

This is not a reason for removing them. You should check what real users
do/expect and base your reasoning on the top of that.

So could you investigate that?

regards,
--
js
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