On Mon, 2013-07-29 at 01:07 +0100, Ben Hutchings wrote: > Just like many older PCI/PCIe devices. So what? pci_map_single() takes > care of that, just so long as the driver sets the DMA mask correctly. > In fact, PCI devices have a 32-bit DMA mask by default.
I don't know, maybe the remapping doesn't work if area splits several pages ? I mean, why bouncing memory if we can allocate in the right zone in the first place ? -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
