<snip>
> > +/* Stop a configured device. */
> > +static int
> > +ioat_dev_stop(struct rte_dmadev *dev)
> > +{
> > + struct ioat_dmadev *ioat = dev->dev_private;
> > +
> > + ioat->regs->chancmd = IOAT_CHANCMD_SUSPEND;
> > + /* Allow the device time to suspend itself. */
> > + rte_delay_ms(1);
> > +
> > + return 0;
>
> It be more beneficial to check if the device has actually suspended
> before returning. Similar to recover, a timeout could be set by which
> the device is expected to be suspended. If the device is still not
> suspended by then, return error.
>
> IMO this would be more useful to an application that always returning 0,
> since the device may still be active.
>
>
> With the above addressed,
>
> Reviewed-by: Kevin Laatz <kevin.la...@intel.com>
Thanks for the review Kevin, I agree this is a better solution than just
delaying and returning 0.
I will implement this and include it as part of v3.
/Conor.
