Re: iwlwifi problem with iommu/intel-iommu: Enable CONFIG_DMA_DIRECT_OPS=y and clean up intel_{alloc,free}_coherent()

From: Christoph Hellwig
Date: Thu Jul 05 2018 - 15:31:28 EST

On Mon, Jul 02, 2018 at 08:23:00PM +0200, Fabio Coatti wrote:
> Yep, it does. I issued a
> git revert d657c5c73ca987214a6f9436e435b34fc60f332a
> on mainline (4.18-rc3) and recompiled, the card works just fine.

Thanks for confirming. I'll end the revert to Linus this week.