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SubjectRe: linux-next: Tree for Mar 26 (usbcore)
On 03/26/2012 01:06 PM, Alan Stern wrote:

> On Mon, 26 Mar 2012, Greg KH wrote:
>
>> On Mon, Mar 26, 2012 at 09:58:36AM -0700, Randy Dunlap wrote:
>>> On 03/25/2012 09:28 PM, Stephen Rothwell wrote:
>>>
>>>> Hi all,
>>>>
>>>> Reminder: please do not add stuff destined for v3.5 to linux-next
>>>> included trees/branches until after v3.4-rc1 has been released.
>>>>
>>>> Changes since 20120323:
>>>
>>>
>>>
>>> on x86_64:
>>>
>>> ERROR: "utf16s_to_utf8s" [drivers/usb/core/usbcore.ko] undefined!
>>> ERROR: "usb_speed_string" [drivers/usb/core/usbcore.ko] undefined!
>>>
>>> Full randconfig file is attached.
>>
>> Odd, nothing in the usb core has changed in a while in this area,
>> although we might have gotten some core dependancies mixed up for random
>> configurations like this.
>
> This is puzzling.
>
> utf16s_to_utf8s is defined in fs/nls/nls_base.c,
> which is built according to CONFIG_NLS (in fs/nls/Makefile),
> which is selected by CONFIG_USB (in drivers/usb/Kconfig).
>
> But the config that Randy attached had CONFIG_USB set to M and
> CONFIG_NLS not set. How is that possible?
>
> usb_speed_string is defined in drivers/usb/usb-common.c,
> which is built according to CONFIG_USB_COMMON (in
> drivers/usb/Makefile),
> which defaults to Y if CONFIG_USB_SUPPORT and either
> CONFIG_USB or CONFIG_USB_GADGET is set (in
> drivers/usb/Kconfig).
>
> The problem here was that CONFIG_USB_SUPPORT isn't set but CONFIG_USB
> is set to M. This used not to be possible, since CONFIG_USB was
> defined inside an "if USB_SUPPORT" section. Maybe that got changed and
> needs to be fixed (but
> https://git.kernel.org/?p=linux/kernel/git/next/linux-next.git thinks
> it's still not possible). Or maybe Randy's tree is a little out of
> date.


My tree is just linux-next to Mar. 26.

I'll look into it.

--
~Randy


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