On 12/13/2016 3:23 PM, John Stultz wrote:
> I've found trying to boot Linus' HEAD today on HiKey, I'm hitting the
> following WARNINGS/panics, which I bisected down to being introduced
> with 5f54c54b0ba8 ("Add DDMA chain pointers to dwc2_hsotg_ep
> structure").
>
> It seems the issue is calling dma_alloc_coherent() in
> dwc2_hsotg_ep_enable() isn't safe, as we may get there from irq
> context with irqs off.
>
> Any thoughts on a fix?
>
Hi John,
Check this:
http://marc.info/?l=linux-usb&m=148058361526211&w=2
Thanks,
John
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