Hi, On 07/17/2018 09:33 AM, Fredrik Noring wrote: >>> Here are three other regressions related to the coherent mask WARN_ON_ONCE: >> >> They are a pretty strong indication that yes, you should really set >> the coherent mask if you ever do coherent allocations.. > > I'm unfortunately unfamiliar with the USB drivers for the PS3. Geoff, what > do you think about setting a coherent mask?
I guess we need to add a dma_set_coherent_mask() call in the driver probe routines. I'll send out a patch. -Geoff _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu