REGRESSION in 6.0-rc7 caused by patch "ARM/dma-mapping: use dma-direct unconditionally"

Christoph Hellwig hch at lst.de
Fri Oct 21 09:30:50 PDT 2022


On Thu, Oct 20, 2022 at 07:22:07PM +0100, Russell King (Oracle) wrote:
> Is it possible that this would also cause data corruption reading from
> a SATA card on armada-38x platforms?

armada-38x eems to be a mvebu platform, so on the account yes.
I'm not sure what SATA host driver is used there, but that must also be
doing weird thing with the DMA API for the issue to hit.



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