Re: [Resend PATCH V2 2/7] usb: Bind devices to ACPI devices when possible

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On Fri, May 04, 2012 at 11:06:38AM +0800, Lan Tianyu wrote:
> From: Matthew Garrett <mjg@xxxxxxxxxx>
> Built-in USB devices will typically have a representation in the system
> ACPI tables. Add support for binding the two together so the USB code can
> make use of the associated methods.
> Signed-off-by: Matthew Garrett <mjg@xxxxxxxxxx>
> ---
>  drivers/usb/core/Makefile   |    1 +
>  drivers/usb/core/usb-acpi.c |   60 +++++++++++++++++++++++++++++++++++++++++++
>  drivers/usb/core/usb.c      |    6 ++++
>  drivers/usb/core/usb.h      |    7 +++++
>  4 files changed, 74 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/usb/core/usb-acpi.c

This patch breaks the build with:
	ERROR: "unregister_acpi_bus_type" [drivers/usb/core/usbcore.ko] undefined!
	ERROR: "register_acpi_bus_type" [drivers/usb/core/usbcore.ko] undefined!


Care to resend them after fixing this?

greg k-h
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