Re: [RFT] major libata update

[Jeff Garzik]

Wakko Warner wrote:
> Jeff Garzik wrote:
> > After much development and review, I merged a massive pile of libata
> > patches from Tejun Heo and Albert Lee.  This update contains the
> > following major libata
> >
> > CHANGES:
> > * Rewritten error handling. This is a major piece of work, even
> >   though it will be rarely seen.  The new libata EH provides the
> >   foundation for not only improved error handling, but also new features
> >   such as device hotplug or command queueing. (Tejun Heo)
> >
> > * PIO-based I/O is now IRQ-driven by default, rather than polled
> >   in a kernel thread.  The polling path will continue to exist for
> >   controllers that need it, and other special cases. (Albert Lee)
> >
> > * Core support for command queueing (Jens Axboe, Tejun Heo)
> >
> > * Support for NCQ-style command queueing (Jens Axboe, Tejun Heo)
> >
> > * Increase max-sectors dramatically, for LBA48 devices (Tejun Heo?)
> >
> > * Other minor changes, from myself and others.
>
> How about PATA?  Specifically intel's IDE chip.  I have a machine that I can
> blow the hard drive away if I want to.

Always helpful.  ata_piix should support Intel PATA controllers, modulo 
some bugs that Alan is fixing / has fixed.  If your PCI ID isn't listed, 
you will have to add it, and an associated info entry.  Again, take a 
look at Alan's libata PATA patches for guidance.

	Jeff



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