Re: [PATCH v6 1/2] of: kobj: export of_node_ktype for use by modules
Xu Yang <[email protected]> Tue, 21 Jul 2026 22:29:19 +0800
| Newsgroups | dev.linux.lists.driver-core,dev.linux.lists.imx,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
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| Message-ID | <llx5hq7g7a6ufrj2bcqixwe2uhzqidtzvb62pro2lu77zymkqy@basmt7hljird> |
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