Re: [re] libata: blacklist NCQ on Seagate Barracuda ST380817AS

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On Sun, 01 Mar 2009 17:28:06 +0100
Alexey Fisher <bug-track@xxxxxxxxxxxxxxxxx> wrote:

> Commit da6f0ec2d54acf545e784363aa5bad0dafc5ffa8
> libata: blacklist NCQ on Seagate Barracuda ST380817AS
> 
> I tested Seagate Barracuda ST380817AS on my system without the blacklist 
>   entry on system with ext4 fs and it seems to work. Two days with 
> normal load, tar, kvm, torrent... i can't reproduce the error described 
> in this commit.
> 
> I use board with ICH10R south bridge, AHCI mode.

In my case it was happening _only_ with barriers enabled (like ext3 mounted with
"barrier=1") or with XFS (that enables barriers by default).

Does it survives an untar with barriers?

-- 
	Paolo Ornati
	Linux 2.6.29-rc6-00216-g778ef1e on x86_64
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