On Monday 21 January 2008, Tejun Heo wrote:

[...]

quoted text
> > Old IDE says it works for PATA. For SATA I can see it might need more
> > care and you might simply not be able to get the info.
> 
> Old IDE often locks up the machine hard after timeouts.  I'm all for

Could you point me to some bugreports?

I would like to know more about hosts/conditions for which it happens.

quoted text
> gathering more info but benefit vs. risk equation just doesn't look good
> here.  Why take risk for a rare device which forgets to raise IRQ on
> media error?  If such behavior is wide spread among PATA drives && we
> can verify that TF register access after timeout is safe for PATA
> controllers, sure, but currently we aren't sure about either.

Thanks,
Bart
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