From: Phillip Susi <psusi@cfl.rr.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Seewer Philippe <philippe.seewer@bfh.ch>,
Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: RFC: disk geometry via sysfs
Date: Wed, 15 Feb 2006 11:20:57 -0500 [thread overview]
Message-ID: <43F354E9.2020900@cfl.rr.com> (raw)
In-Reply-To: <1140019615.14831.22.camel@localhost.localdomain>
Alan Cox wrote:
>
> We have at least three
>
> Disk reported C/H/S
> BIOS reported C/H/S (hda/hdb only)
> Actual C/H/S (if it exists)
> Partition table C/H/S
>
> A partitioning tool needs to know
> Disk reported C/H/S
> Partition table C/H/S
> Preferably BIOS reported C/H/S if there is one
>
Why do you say the partitioning tool needs to know the disk reported
C/H/S? The value stored in the MBR must match the bios reported values,
not the disk reported ones, so why does the partitioner care about what
the disk reports?
> The partition table C/H/S is on disk so trivial
> The disk reported ones are in the identify block so could be pulled via
> /proc and sysfs
> The BIOS one is PC specific low memory poking around
>
> I agree entirely that HD_GETGEO itself shouldn't matter.
>
next prev parent reply other threads:[~2006-02-15 16:22 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-10 13:06 RFC: disk geometry via sysfs Seewer Philippe
2006-02-13 9:56 ` Bartlomiej Zolnierkiewicz
2006-02-15 7:57 ` Seewer Philippe
2006-02-13 16:32 ` Phillip Susi
2006-02-13 19:02 ` Seewer Philippe
2006-02-13 19:22 ` linux-os (Dick Johnson)
2006-02-13 19:36 ` Phillip Susi
2006-02-14 16:35 ` Seewer Philippe
2006-02-13 19:34 ` Phillip Susi
[not found] ` <43F206E7.70601@bfh.ch>
2006-02-14 18:19 ` Phillip Susi
2006-02-15 8:39 ` Seewer Philippe
2006-02-15 8:51 ` Bartlomiej Zolnierkiewicz
2006-02-15 9:01 ` Seewer Philippe
2006-02-15 14:06 ` Alan Cox
2006-02-15 14:11 ` Seewer Philippe
2006-02-15 15:15 ` Alan Cox
2006-02-15 15:29 ` Phillip Susi
2006-02-16 8:12 ` Seewer Philippe
2006-02-16 15:36 ` Phillip Susi
2006-02-16 15:41 ` Seewer Philippe
2006-02-16 16:15 ` Phillip Susi
2006-02-15 15:20 ` Phillip Susi
2006-02-15 16:06 ` Alan Cox
2006-02-15 16:20 ` Phillip Susi [this message]
2006-02-15 17:32 ` Alan Cox
2006-02-15 18:43 ` Phillip Susi
2006-02-15 19:23 ` linux-os (Dick Johnson)
2006-02-15 20:54 ` Phillip Susi
2006-02-15 21:41 ` linux-os (Dick Johnson)
2006-02-15 22:43 ` Phillip Susi
2006-02-16 12:33 ` linux-os (Dick Johnson)
2006-02-16 15:26 ` Phillip Susi
2006-02-16 16:15 ` Seewer Philippe
2006-02-16 17:01 ` Phillip Susi
2006-02-16 16:39 ` linux-os (Dick Johnson)
2006-02-16 17:09 ` Phillip Susi
2006-02-16 19:01 ` linux-os (Dick Johnson)
2006-02-16 19:55 ` Phillip Susi
2006-02-16 8:18 ` Seewer Philippe
2006-02-16 18:14 ` Matt Domsch
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