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Date: Thu, 17 Oct 2002 11:04:26 -0700
From: Dave Olien <dmo@osdl.org>
To: Alexander Viro <viro@math.psu.edu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.5.43 disk repartitioning problems
Message-ID: <20021017110426.D3841@acpi.pdx.osdl.net>
References: <20021007204414.GD7428@atrey.karlin.mff.cuni.cz> <Pine.GSO.4.21.0210071723200.29030-100000@weyl.math.psu.edu> <20021017105205.C3841@acpi.pdx.osdl.net>
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In-Reply-To: <20021017105205.C3841@acpi.pdx.osdl.net>; from dmo@osdl.org on Thu, Oct 17, 2002 at 10:52:05AM -0700
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I made a typo in the message below.  The partitioning issue appears
in linux 2.5.43. (NOT 2.4.3 ..)


On Thu, Oct 17, 2002 at 10:52:05AM -0700, Dave Olien wrote:
> 
> Al,
> 
> I'm working on the Mylex DAC960 device driver, bring in up to date
> with the new block and dma interfaces.  I've been posting patches on
> occasion.  I've also noticed you updating the driver when you make changes
> to the gendisk kernel interfaces.   Those updates are very helpful.
> 
> I've noticed in 2.4.3 at least, that some changes to disk partitions
> aren't noticed until you reboot.  The same problem is seen with aacraid.
> I don't THINK this is a driver issue.  But, I might have missed something.  
> 
> I tried repartitioning two disks.  On the first disk, I used fdisk
> to split a single large partition into four smaller ones.  Afterwards,
> the first partition on that drive was still accessible.  But I couldn't
> access the three new partitions.  I didn't test to see if the first
> partition had been reduced in size.  Rebooting made the new partitions
> accessible.
> 
> In the second case, I split an unpartitioned drive into four partitions.
> None of the new partitions were accessible until I rebooted.
> 
> Is this still a work in progress, or is there some driver hook I've missed?
> 
> Thanks!
> 
> Dave Olien
> Open Source Development Lab
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