netdev - Re: [PATCH 1/6] dma-direct: add depdenencies to CONFIG_DMA_GLOBAL

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Message-ID: <20231009094330.GA24836@lst.de>
Date: Mon, 9 Oct 2023 11:43:30 +0200
From: Christoph Hellwig <hch@....de>
To: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: Christoph Hellwig <hch@....de>, iommu@...ts.linux.dev,
	Robin Murphy <robin.murphy@....com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Wei Fang <wei.fang@....com>, Shenwei Wang <shenwei.wang@....com>,
	Clark Wang <xiaoning.wang@....com>,
	NXP Linux Team <linux-imx@....com>, linux-m68k@...ts.linux-m68k.org,
	netdev@...r.kernel.org, Jim Quinlan <james.quinlan@...adcom.com>,
	linux-riscv <linux-riscv@...ts.infradead.org>,
	Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
	"Lad, Prabhakar" <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH 1/6] dma-direct: add depdenencies to
 CONFIG_DMA_GLOBAL_POOL

On Mon, Oct 09, 2023 at 11:34:55AM +0200, Geert Uytterhoeven wrote:
> The fix you are referring too is probably commit c1ec4b450ab729e3
> ("soc: renesas: Make ARCH_R9A07G043 (riscv version) depend
> on NONPORTABLE") in next-20231006 and later.  It is not yet upstream.
> 
> Still, it merely makes ARCH_R9A07G043 (which selects DMA_GLOBAL_POOL)
> depend on ARCH_R9A07G043.
> RISCV_DMA_NONCOHERENT still selects DMA_DIRECT_REMAP, so both can end
> up being enabled.

Ok, so we need to actually fix this properly.  Lad, can you respin
the fix to not select DMA_DIRECT_REMAP, for ARCH_R9A07G043?