Messages in this thread | | | Date | Mon, 15 May 2006 13:13:30 -0400 | From | Jeff Garzik <> | Subject | Re: [RFT] major libata update |
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Alan Cox wrote: > On Llu, 2006-05-15 at 13:00 -0400, Jeff Garzik wrote: >> * 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) > > How will this be selected ? Passing ->irq = 0 ?
It is selected at runtime by passing a polling flag to ata_taskfile.
That flag, in turn can be set by anything -- driver flags (for controllers that always require polling), user variable requested at runtime, whatever.
> For ata_piix given you've destabilized it a bit would now be a good time > to submit the patches to fix the timing, register scribble and incorrect > ATAPI caching ?
Sure.
Jeff
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