Re: [PATCH v5 1/2] of: kobj: export of_node_ktype for use by modules

On Mon, Jul 20, 2026 at 02:13:36PM +0300, Andy Shevchenko wrote:
> On Mon, Jul 20, 2026 at 06:47:29PM +0800, Xu Yang wrote:
> 
> > of_node_init() is a static inline that references of_node_ktype when
> > CONFIG_OF_KOBJ=y. Any module that calls of_node_init() will therefore
> > have an unresolved reference to of_node_ktype at load time, because
> > the symbol is defined in drivers/of/kobj.c but was never exported.
> > 
> > This causes a modpost build error when CONFIG_OF_KOBJ=y and
> > CONFIG_DRIVER_PE_KUNIT_TEST=m:
> > 
> >   ERROR: modpost: "of_node_ktype"
> >   [drivers/base/test/property-entry-test.ko] undefined!
> > 
> > Add EXPORT_SYMBOL_GPL(of_node_ktype) so that GPL-licensed modules
> > such as the KUnit property-entry test can call of_node_init() without
> > hitting this linker error.
> 
> Use special one for KUnits: EXPORT_SYMBOL_IF_KUNIT().

OK. Thanks for the suggestion!

Thanks,
Xu Yang