From: Hannes Reinecke <hare@suse.de>
To: linux-hotplug@vger.kernel.org
Subject: Re: udev naming for PATA drives
Date: Wed, 29 Aug 2007 12:12:27 +0000 [thread overview]
Message-ID: <46D562AB.3060502@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.64.0708281957160.3018@fbirervta.pbzchgretzou.qr>
Jan Engelhardt wrote:
> On Aug 29 2007 07:05, Kay Sievers wrote:
>>> And I also wonder why the ID_MODEL gets truncated by one
>>> character when copies to ID_SERIAL_SHORT. (The 'A' of MK2003GA is missing.)
>> They are unfortunately truncated to 15 chars, which should be 16, yes.
>>
>> And if you read the native ATA string it has an additional 'H' too,
>> which does not survive the SCSI layer. :)
>
> Can't the SCSI layer be enhanced? If the (real SCSI) hardware still only does
> 16, well, let it be. Especially bad is that vendor is always "ATA" with libata
> and the real vendor + model name get squeezed into model name or so.
>
Nope. Vendor name is 8 bytes, Model name 16 bytes.
Sadly as there are no vendor name in the IDE IDENTIFY command, the vendor
name is fixed to 'ATA'. That leaves us with 16 bytes of model information.
No way of increasing that.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
hare@suse.de +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Markus Rex, HRB 16746 (AG Nürnberg)
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next prev parent reply other threads:[~2007-08-29 12:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-28 18:05 udev naming for PATA drives Jan Engelhardt
2007-08-29 4:11 ` Kay Sievers
2007-08-29 4:30 ` Jan Engelhardt
2007-08-29 5:05 ` Kay Sievers
2007-08-29 12:04 ` Jan Engelhardt
2007-08-29 12:12 ` Hannes Reinecke [this message]
2007-08-29 12:18 ` Kay Sievers
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