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From: Jeff Garzik <>
To: Michael Tokarev <>
Cc: Linux-kernel <>
Subject: Re: Vendor field with USB, [SP]ATA etc-attached disks
Date: Mon, 11 Sep 2006 15:34:03 -0400	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

Michael Tokarev wrote:
> With current SATA, PATA and at least some USB disks,
> Linux reports Vendor: $subsystem, instead of the actual
> vendor of the drive, like this:
> scsi1 : ata_piix
>   Vendor: ATA       Model: ST3808110AS       Rev: n/a
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> This should be Vendor: Seagate, not ATA (Note also the lack
> of "Revision" field).  The same for PATA disk:
> scsi0 : pata_via
>   Vendor: ATA       Model: ST3120026A        Rev: 3.76
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> The same is shown in /sys/block/$DEV/device/vendor.
> Can it be changed to show real vendor, instead of the subsystem name?

No.  Two reasons:

* ATA doesn't export the vendor separate from the model, and in some 
cases (Seagate) it isn't present at all, anywhere.
* "ATA" vendor string is the standardized value to put in that field, 
according to the SCSI T10 specifications.


  reply	other threads:[~2006-09-11 19:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-11 18:08 Michael Tokarev
2006-09-11 19:34 ` Jeff Garzik [this message]
2006-09-12 12:42   ` Tejun Heo
2006-09-13  1:22     ` Jeff Garzik
2006-09-13  1:28       ` Tejun Heo

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