Re: [PATCH v2 0/2] Add further ioctl() operations for namespace discovery

From: Michael Kerrisk (man-pages)
Date: Tue Jan 24 2017 - 19:39:28 EST


Hello Eric,

On 01/25/2017 11:41 AM, Eric W. Biederman wrote:
> "Michael Kerrisk (man-pages)" <mtk.manpages@xxxxxxxxx> writes:
>
>> Hi Eric,
>>
>> Do you have any input for this small patch set? I've still to tweak a
>> comment as suggested by Trevor King, but otherwise I'd like to know if
>> this is good to go for the next merge window.
>
> Apologies I have been bogged down with other things. Basically the
> code looks fine, and now that I have caught up with things I will be
> happy to merge your for the next merge window.

Thanks.

> I do wonder if returning -EOVERFLOW may be more useful than running
> the overflow_uid when mapping fails.

Yes, it I think you're right. I'll fix that.

> Also, now that I think about it. Please let's use (uid_t __user *) for
> the type of argp. I think that will be more maintainable in the long
> run. Easier to grep for etc.

Yes, I'll make that change.

> Neither of these things are big or would prevent me from merging your
> change just things that I think would be nice to have.

Both seem worth having to me.

Cheers,

Michael


--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/