Re: serial flow control appears broken

Robert Hancock
2007-08-02T17:03:29Z

Alan Cox wrote:
>> I think that PIO transfers only have to be done with interrupts disabled
>> on really old, evil controllers (without unmask set). I don't think
>> libata ever disables interrupts during transfers(?)
>
> 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.

Ah, right. Misread the code.