Re: [PATCH] Snoop SET FEATURES - WRITE CACHE ENABLE/DISABLE command

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zhao, forrest wrote:
>> * There's a race window between ATA revalidation and SCSI rescan.  We 
>> can plug this hole by deferring commands till rescan is complete.  But I 
>> doubt it would be worth the trouble.
>>
> This is really a problem. But the race condition is not so critical that
> we need to bother to do some sync between libata and SCSI layer, right?

I guess/hope so.  The only thing which can make any difference seems to
be the cache type setting.  I don't think small race window would cause
too much trouble there.

-- 
tejun
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