On Thu, Oct 18, 2007 at 06:42:46AM -0400, Jeff Garzik wrote:
> Jens Axboe wrote:
>> On Thu, Oct 18 2007, Jeff Garzik wrote:
>>> Jens Axboe wrote:
>>>> That should work as well. WRT ata_sg_is_last(), if we go ahead with my
>>>> recent sg chaining updates, we can keep the test as it would be a single
>>>> conditional and not require any looping.
>>>> Let me know when you have tested this!
>>> The patch I attached to the last email got both sata_mv test boxes
>>> working reliably (so far).
>>>
>>> I worked up a patch that kills ata_sg_is_last() (plus the
>>> max_phys_segments sata_mv fix), see attached. I'm thinking this is what
>>> I like to see in upstream.
>> Great!
>>> Of course, this doesn't explain why ata_sg_is_last() was broken, but
>>> since it's working _and_ slightly more efficient, I don't really care :)
>> Tomo and I agreed to kill sg_last() a few days ago anyways, so this is
>> perfectly fine with me.
>
> Yep, the [attached] patch that kills ata_sg_is_last() is working here on
> both machines that were previously croaking.
>
> It would be nice to get pdc_adma, sata_sil24 and ipr it-works test done,
> but IMO the patch is pretty straightforward and should be OK.
Tested-by: Olof Johansson <[email protected]>
Looks ok on SATA_SIL24 and SATA_MV here on PPC (together with Jens' latest
patch). Both barfed before.
Thanks!
-Olof
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