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Date: Mon, 28 May 2018 08:10:40 +0200 (CEST) From: Thomas Gleixner <tglx@...utronix.de> To: Christoph Hellwig <hch@....de> cc: Ingo Molnar <mingo@...hat.com>, Tony Luck <tony.luck@...el.com>, Fenghua Yu <fenghua.yu@...el.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, x86@...nel.org, iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org, linux-ia64@...r.kernel.org, netdev@...r.kernel.org Subject: Re: [PATCH 7/7] x86: switch the VIA 32-bit DMA quirk to use the struct device flag n Fri, 25 May 2018, Christoph Hellwig wrote: x86/pci-dma: ... Please > Instead of globally disabling > 32bit DMA using the arch_dma_supported > hook walk the PCI bus under the actually affected bridge and mark every > device with the dma_32bit_limit flag. This also gets rid of the > arch_dma_supported hook entirely. Shouldn't this go before the other two? > Signed-off-by: Christoph Hellwig <hch@....de> Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
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