linux-kernel - Re: [PATCH v3 5/8] dma-direct: Turn zone_dma

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Date:   Thu, 15 Oct 2020 07:38:08 +0200
From:   Christoph Hellwig <hch@....de>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Cc:     robh+dt@...nel.org, catalin.marinas@....com, hch@....de,
        ardb@...nel.org, linux-kernel@...r.kernel.org,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Robin Murphy <robin.murphy@....com>,
        linux-arm-kernel@...ts.infradead.org,
        linux-rpi-kernel@...ts.infradead.org, jeremy.linton@....com,
        iommu@...ts.linux-foundation.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v3 5/8] dma-direct: Turn zone_dma_bits default value
 into a define

On Wed, Oct 14, 2020 at 09:12:07PM +0200, Nicolas Saenz Julienne wrote:
> Set zone_dma_bits default value through a define so as for architectures
> to be able to override it with their default value.

Architectures can do that already by assigning a value to zone_dma_bits
at runtime.  I really do not want to add the extra clutter.