RE: [PATCH net-next 4/4] net: dsa: lan9303: MDIO access phy registers directly

David Laight
2017-07-31T11:44:24Z

From: Florian Fainelli
> Sent: 28 July 2017 18:05
...
> >>>> +EXPORT_SYMBOL(lan9303_indirect_phy_ops);
> >>>
> >>> Isn't EXPORT_SYMBOL_GPL prefered over EXPORT_SYMBOL?
> >>
> >> I have no opinion. I just used the same variant as the other EXPORTS
> >> in the file.
> >
> > If there is no concern from others about this, LGTM too:
>
> Since the kernel module license is GPL, EXPORT_SYMBOL_GPL() would seem
> to be appropriate, which can be done as a subsequent patch.

It depends on whether the function needs to be usable by 'out of tree'
non-GPL modules.
This looks like a 'private' export between related modules.
The problems arise with functions like put_ns() and put_pid()
which can easily be needed by non-GPL code.

David