On Tue, Oct 15, 2019 at 10:08:55AM +1100, Stephen Rothwell wrote: > Hi all, > > After merging the pm tree, today's linux-next build (arm > multi_v7_defconfig) produced this warning: > > In file included from include/linux/irqchip.h:14, > from arch/arm/kernel/irq.c:26: > include/linux/acpi.h:682:31: warning: 'struct acpi_device' declared inside parameter list will not be visible outside of this definition or declaration > 682 | acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2) > | ^~~~~~~~~~~ > > and many more. > > Introduced by commit > > d1748b57dc88 ("ACPI / utils: Introduce acpi_dev_hid_uid_match() helper") > > CONFIG_ACPI is not set for this build. I'm puzzled. Why it builds before? Another function has struct acpi_device *adev in its prototype and it was before above mentioned commit. -- With Best Regards, Andy Shevchenko