Re: [PATCH] Documentation: security/credentials.rst: explain need to sort group_list

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On Wed, Jan 03, 2018 at 08:01:15AM +1100, NeilBrown wrote:
>  
> +When replacing the group list, the new list must be sorted before it
> +is added to the credential, as a binary search is used to test for
> +membership.  In practice, this means ``groups_sort()`` should be

For a .rst file, shouldn't we be using :c:func:`groups_sort` instead of
``groups_sort()``?

> +called before ``set_groups()`` or ``set_current_groups()``.
> +``groups_sort()`` must not be called on a ``struct group_list`` which
> +is shared as it may permute elements as part of the sorting process
> +even if the array is already sorted.
>  
>  When the credential set is ready, it should be committed to the current process
>  by calling::
> -- 
> 2.14.0.rc0.dirty
> 


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