From: Andries Brouwer <aebr@win.tue.nl>
To: Flavio Bruno Leitner <fbl@conectiva.com.br>
Cc: linux-kernel@vger.kernel.org
Subject: Re: IDE disk information changed from 2.4 to 2.6
Date: Tue, 11 Nov 2003 12:46:49 +0100 [thread overview]
Message-ID: <20031111114649.GA16163@win.tue.nl> (raw)
In-Reply-To: <20031105172310.GE5304@conectiva.com.br>
On Wed, Nov 05, 2003 at 03:23:10PM -0200, Flavio Bruno Leitner wrote:
> Upgrading from kernel 2.4 to 2.6 the CHS information for the same hardware
> changed. This behaviour is correct?
>
> Using 2.4:
> hda: 12594960 sectors (6449 MB) w/2048KiB Cache, CHS=784/255/63, UDMA (33)
>
> Using 2.6:
> hda: 12594960 sectors (6449 MB) w/2048KiB Cache, CHS=13328/15/63, UDMA (33)
Yes, correct in the sense that it is not wrong.
Probably your disk reports 15 and 2.4 invented 255.
CHS is something that stopped being meaningful a decade ago.
Today it is random garbage, to be ignored whenever possible.
Don't worry about CHS when you don't have problems.
next prev parent reply other threads:[~2003-11-11 11:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-05 17:23 IDE disk information changed from 2.4 to 2.6 Flavio Bruno Leitner
2003-11-05 17:29 ` Bartlomiej Zolnierkiewicz
2003-11-05 17:57 ` Flavio Bruno Leitner
2003-11-11 11:46 ` Andries Brouwer [this message]
2003-11-11 12:13 ` Flavio Bruno Leitner
2003-11-11 16:21 ` bill davidsen
[not found] <20031105184203.GG5304@conectiva.com.br>
2003-11-05 19:41 ` Bartlomiej Zolnierkiewicz
2003-11-11 11:53 ` Andries Brouwer
2003-11-11 18:29 ` Bartlomiej Zolnierkiewicz
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