Re: [PATCH] blacklist NCQ on Seagate Barracuda ST380817AS

From: Alan Cox
Date: Sun Sep 30 2007 - 10:23:55 EST

On Sun, 30 Sep 2007 16:05:48 +0200
Paolo Ornati <ornati@xxxxxxxxxxxxx> wrote:

> Hi, I think you forgot to blacklist this one :)
> --
> Seagate Barracuda ST380817AS has troubles with NCQ. For example,
> unpacking a tarball on an XFS filesystem gives this:
> ata1.00: exception Emask 0x0 SAct 0x1 SErr 0x0 action 0x2 frozen
> ata1.00: cmd 61/40:00:29:a3:98/00:00:00:00:00/40 tag 0 cdb 0x0 data 32768 out
> res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)

What makes you sure that is an NCQ problem ?
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