Messages in this thread | | | Date | Mon, 30 Mar 2009 16:34:33 -0400 | From | Jeff Garzik <> | Subject | Re: Linux 2.6.29 |
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Michael Tokarev wrote: > In the SATA world, I've seen no single case. Seagate (7200.9..7200.11, > Barracuda ES and ES2), WD (Caviar CE, Caviar Black, Caviar Green, > RE2 GP), Hitachi DeskStar and UltraStar (old and new), some others -- > all the same, no DPO or FUA.
If your drive supports NCQ, it is highly likely it supports FUA.
By default, the libata driver _pretends_ your drive does not support FUA.
grep the kernel source for libata_fua and check out the module parameter 'fua'
Jeff
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