Randy Dunlap <rdun...@infradead.org> wrote: > > + drivers from functioning because allowing manual configuration of > > + hardware parameters is forbidden, lest a device be used to access the > > + kernel by DMA. This mostly applies to ISA devices. > > Is DMA from non-ISA devices OK, or did I miss seeing that patch?
The issue is where you can directly command a device to do DMA, possibly by using the wrong driver. Ask Alan Cox. David