only allow unprivileged passthrough for commands without effects v3

[Kanchan Joshi]

On Wed, Dec 21, 2022 at 11:10:44AM +0100, Christoph Hellwig wrote:
>Hi all,
>
>this series first fixes a few minor issues in the CES log support in the
>host and target drivers and then uses the log to deny unprivileged
>passthrough of commands that have effects, where the only practically
>relevant effect is the modification of contents of the data stored in the
>namespace.

LGTM.
Reviewed-by: Kanchan Joshi <joshi.k at samsung.com>