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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To: Christoph Hellwig <hch@lst.de>
Cc: devicetree@vger.kernel.org, catalin.marinas@arm.com,
	linux-kernel@vger.kernel.org, jeremy.linton@arm.com,
	iommu@lists.linux-foundation.org, robh+dt@kernel.org,
	linux-rpi-kernel@lists.infradead.org,
	Robin Murphy <robin.murphy@arm.com>,
	ardb@kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 5/8] dma-direct: Turn zone_dma_bits default value into a define
Date: Thu, 15 Oct 2020 12:05:11 +0200
Message-ID: <eb355b9d3167d4c9575fe568d413ed4ff30078bb.camel@suse.de> (raw)
In-Reply-To: <20201015053808.GA12218@lst.de>

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On Thu, 2020-10-15 at 07:38 +0200, Christoph Hellwig wrote:
> 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.

I'll remove it then.


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Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-14 19:12 [PATCH v3 0/8] arm64: Default to 32-bit wide ZONE_DMA Nicolas Saenz Julienne
2020-10-14 19:12 ` [PATCH v3 1/8] arm64: mm: Move reserve_crashkernel() into mem_init() Nicolas Saenz Julienne
2020-10-15  8:40   ` Will Deacon
2020-10-15  8:55     ` Nicolas Saenz Julienne
2020-10-14 19:12 ` [PATCH v3 2/8] arm64: mm: Move zone_dma_bits initialization into zone_sizes_init() Nicolas Saenz Julienne
2020-10-14 19:12 ` [PATCH v3 3/8] of/address: Introduce of_dma_get_max_cpu_address() Nicolas Saenz Julienne
2020-10-14 22:02   ` Rob Herring
2020-10-15  6:56     ` Ard Biesheuvel
2020-10-15  9:16       ` Nicolas Saenz Julienne
2020-10-15  9:18         ` Ard Biesheuvel
2020-10-15  8:54     ` Nicolas Saenz Julienne
2020-10-15  5:42   ` Christoph Hellwig
2020-10-15 10:03     ` Nicolas Saenz Julienne
2020-10-16 13:19     ` Rob Herring
2020-10-14 19:12 ` [PATCH v3 4/8] of: unittest: Add test for of_dma_get_max_cpu_address() Nicolas Saenz Julienne
2020-10-14 22:04   ` Rob Herring
2020-10-15  9:51     ` Nicolas Saenz Julienne
2020-10-14 19:12 ` [PATCH v3 5/8] dma-direct: Turn zone_dma_bits default value into a define Nicolas Saenz Julienne
2020-10-15  5:38   ` Christoph Hellwig
2020-10-15 10:05     ` Nicolas Saenz Julienne [this message]
2020-10-14 19:12 ` [PATCH v3 6/8] arm64: mm: Set ZONE_DMA size based on devicetree's dma-ranges Nicolas Saenz Julienne
2020-10-15  5:39   ` Christoph Hellwig
2020-10-15 10:05     ` Nicolas Saenz Julienne
2020-10-14 19:12 ` [PATCH v3 7/8] arm64: mm: Set ZONE_DMA size based on early IORT scan Nicolas Saenz Julienne
2020-10-15 10:31   ` Lorenzo Pieralisi
2020-10-16  6:56     ` Ard Biesheuvel
2020-10-15 14:26   ` Hanjun Guo
2020-10-15 15:15     ` Nicolas Saenz Julienne
2020-10-15 18:03     ` Catalin Marinas
2020-10-16  6:51       ` Hanjun Guo
2020-10-16  6:54         ` Ard Biesheuvel
2020-10-16  7:27           ` Hanjun Guo
2020-10-16  7:34             ` Hanjun Guo
2020-10-14 19:12 ` [PATCH v3 8/8] mm: Update DMA zones description Nicolas Saenz Julienne
2020-10-15  5:40   ` Christoph Hellwig

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