Re: serial flow control appears broken

Maciej W. Rozycki
2007-08-03T09:32:58Z

On Thu, 2 Aug 2007, Alan Cox wrote:

> Currently libata PIO is mostly done in the IRQ path. Albert Lee was doing
> some work on that but its actually very hard to fix without doing polled
> PIO.

Hmm, when the drive signals it is ready for a PIO data transfer can't
just the interrupt handler mask the originating interrupt and post a
softirq to handle the case? That should be rather straightforward.

Maciej