Re: [PATCH] iwlwifi: don't export symbols not needed in other modules

[Johannes Berg <johannes@sipsolutions.net>]

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On Thu, 2009-07-30 at 11:28 -0700, reinette chatre wrote:
> Hi Johannes,
> 
> On Thu, 2009-07-30 at 02:58 -0700, Johannes Berg wrote:
> > Even with the split into iwlcore/agn/3945 not all symbols
> > that cross file boundaries are needed in other modules, a
> > few are only used within iwlcore, for example.
> 
> I think in this case we need to be explicit when talking about "need"
> and "used". Yes, some of these exported symbols are only used within a
> module and this needs to be fixed. At the same time, some of these may
> be needed outside, but are just not currently used. Examples of the
> latter are: iwl_remove_station, iwl_rx_ant_restriction, and
> iwl_send_card_state. I think this is especially important for
> iwl_remove_station and iwl_rx_ant_restriction because their partners
> (iwl_add_station and iwl_tx_ant_restriction) are exported and used and I
> think it will be clean if they are also, even if they are not currently
> used.

But they can easily be exported when used. That's done even for
subsystem symbols, for instance some generic netlink stuff wasn't
exported until it was needed in wimax.

Is there a problem with adding the export back whenever it's needed?

johannes

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