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

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Date:   Thu, 5 Jul 2018 21:32:18 +0200
From:   Christoph Hellwig <hch@....de>
To:     Fabio Coatti <fabio.coatti@...il.com>
Cc:     Christoph Hellwig <hch@....de>,
        LKML <linux-kernel@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: iwlwifi problem with iommu/intel-iommu: Enable
        CONFIG_DMA_DIRECT_OPS=y and clean up intel_{alloc,free}_coherent()

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.