On Mon, Dec 04, 2006 at 10:39:49AM -0800, Stephen Hemminger wrote: > I notice that no current network driver handles dma mapping errors. > Might that be part of the problem. On i386, this never happens, and > it would be rare on most others.
IOMMUs are already available on x86-64 and are going to get widespread with the the introduction of IOMMUs from Intel and AMD. Might as well fix it now... How about CONFIG_DEBUG_DMA_API that does book-keeping and yells if a driver is mis-using the DMA API? Cheers, Muli - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html