Re: [bug] ata subsystem related crash with latest -git

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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.

-- 
Jens Axboe

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