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Date: Wed, 05 May 2004 22:20:08 +0200
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To: Mark Santcroos <marks@ripe.net>
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Subject: Re: ATA_FLUSHCACHE failing
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Mark Santcroos wrote:
> On Wed, May 05, 2004 at 10:03:51PM +0200, S?ren Schmidt wrote:
> 
>>Nope, but I have seen a few disks that claims to support flush and then 
>>do wierd things when asked to...
> 
> I guess so yes.
> 
> So this is a disk issue instead of a chip issue?

I'd think so, however until we have more data we can't be sure...

>>We should find out why it does not return, my guess is that 
>>it doesn't interrupt and the timeout doesn't fire because we are on the 
>>way down...
> 
> Any hints where to start looking?
> 
> I'll keep investigating myself too.

Hmm, first you could enable the ATA request debug code in ata-all.h, 
then set the ATA_R_DEBUG flag when the flush command is issued. That 
should give an idea where it goes south...

-- 
-Søren