Stephen Rothwell <sfr at canb.auug.org.au> wrote: > +void _insb(volatile u8 __iomem *port, void *buf, int ns) > +{ > + asm volatile("sync"); > + if (ns <= 0) > + return; What is "ns" meant to do? It seems to degrade the _insb() op to just a sync, but is that correct? David