On Thu, Jul 12, 2012 at 01:32:27PM +0900, Chanwoo Choi wrote: > This patch modify 'Kconfig' of EXTCON Subsystem to support either > active or inactive of EXTCON Subsystem. The various subsystem refer > to EXTCON subsystem for controlling external connector, so core class > of EXTCON should be included in kernel image. If EXTCON subsystem is > builded with MODULE, other subsystem have build break because of > linking the core class of EXTCON.
By this logic very little in the kernel should be a module. We usually only force things to be built in if there's a technical need for it like init ordering constraints. Generally this is just a case of making sure the Kconfig stuff is set up with appropriate dependencies.
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