On Fri, 25 May 2018, Christoph Hellwig wrote: x86/pci-dma: ...
Please > Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying > the huge overhead of an IOMMU is rather pointless, and this seriously > gets in the way of dma mapping work. > > Signed-off-by: Christoph Hellwig <h...@lst.de> Reviewed-by: Thomas Gleixner <t...@linutronix.de>
