Re: [PATCH v6 1/2] of: kobj: export of_node_ktype for use by modules

From: Xu Yang

Date: Tue Jul 21 2026 - 10:39:25 EST


On Tue, Jul 21, 2026 at 02:16:19PM +0300, Andy Shevchenko wrote:
> On Tue, Jul 21, 2026 at 06:54:47PM +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_IF_KUNIT(of_node_ktype) so that modules such as the
> > KUnit property-entry test can call of_node_init() without hitting this
> > linker error.
>
> ...
>
> > #include <linux/of.h>
> > #include <linux/slab.h>
>
> + blank line.

OK.

Thanks,
Xu Yang