Re: USB gadgets with configfs hang reboot

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* Ivaylo Dimitrov <ivo.g.dimitrov.75@xxxxxxxxx> [160116 02:41]:
> Hi,
> 
> On 16.01.2016 00:48, Tony Lindgren wrote:
> >Hi all,
> >
> >Looks like there's some issue with the USB gadgets and configfs.
> >
> >I'm seeing rmmod of the UDC driver cause a warning and then reboot
> >hangs the system. This happens at least with v4.4, and I've reproduced
> >it with dwc3 and musb so it seems to be generic.
> >
> 
> Having configfs is not needed, disabling usb gadgets (#
> CONFIG_USB_MUSB_GADGET is not set) seems to solved at least poweroff hang
> issue on N900. Also, g_nokia is not a module in the config I use, so I guess
> the problem is not related whether gadgets are modular or not. Unfortunately
> I was not able to test reboot, as rootfs became corrupted after the first
> poweroff :( . So it looks like my theory that onenand corruption on N900 is
> because poweroff/reboot hangs is wrong.

Oh OK so this is the same reboot bug you mentioned earlier. And yes
this $subject bug should not be related to the n900 legacy userspace
onenand corruption you're seeing.

Regards,

Tony
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