linux-kernel - Re: [PATCH v2] iommu/dma: Add config for PCI SAC address trick

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Message-ID: <b9439692-c72b-b856-c7c0-e60a863f3e74@arm.com>
Date:   Wed, 22 Jun 2022 14:12:39 +0100
From:   Robin Murphy <robin.murphy@....com>
To:     Joerg Roedel <joro@...tes.org>
Cc:     will@...nel.org, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, hch@....de, john.garry@...wei.com
Subject: Re: [PATCH v2] iommu/dma: Add config for PCI SAC address trick

On 2022-06-22 13:59, Joerg Roedel wrote:
> On Thu, Jun 09, 2022 at 04:12:10PM +0100, Robin Murphy wrote:
>> firmware bindings by now. Let's be brave and default it to off in the
> 
> I don't have an overall good feeling about this, but as you said, let's
> be brave. This is applied now to the core branch.
> 
> If it causes too much trouble we can still revert it (and re-revert it
> later, ...)

Even easier, we can just bring back "default X86", or "default y", if 
too many folks object to configuring it manually  :)

Thanks for your bravery!
Robin.