linux-kernel - Re: spurious completions during NCQ?

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Message-ID: <20070607120430.GB30661@iucha.net>
Date:	Thu, 7 Jun 2007 07:04:30 -0500
From:	florin@...ha.net (Florin Iucha)
To:	Robert Hancock <hancockr@...w.ca>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: spurious completions during NCQ?

On Wed, Jun 06, 2007 at 08:28:07AM -0600, Robert Hancock wrote:
> >This is on a Thinkpad T60 with 2 GB RAM, running Ubuntu 7.04 (kernel
> >2.6.20-16-generic).  No proprietary drivers (ok, maybe the Intel
> >Wi-Fi - but that should not count).
> >
> >The laptop came with Windows but I blew that away - did I mess some
> >thing up regarding HPA and its ilk?
> 
> It means the drive reported command tags were completed that were not 
> outstanding. What kind of drive is this?

[   29.033142] ata1.00: ata_hpa_resize 1: sectors = 156301488, hpa_sectors = 156
301488
[   29.033146] ata1.00: ATA-7: HITACHI HTS541680J9SA00, SB2IC7EP, max UDMA/100
[   29.033149] ata1.00: 156301488 sectors, multi 16: LBA48 NCQ (depth 31/32)
[   29.034230] ata1.00: ata_hpa_resize 1: sectors = 156301488, hpa_sectors = 156
301488

florin

-- 
Bruce Schneier expects the Spanish Inquisition.
      http://geekz.co.uk/schneierfacts/fact/163

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