linux-kernel - Re: Weird harddisk behaviour

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Date:	Wed, 17 Jan 2007 12:45:33 +0100
From:	Erik Mouw <erik@...ddisk-recovery.com>
To:	Turbo Fredriksson <turbo@...our.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Weird harddisk behaviour

On Wed, Jan 17, 2007 at 11:09:21AM +0100, Turbo Fredriksson wrote:
> Quoting Ken Moffat <zarniwhoop@...world.com>:
> >  Certainly, fdisk from util-linux doesn't know about mac disks, and
> > I thought the same was true for cfdisk and sfdisk.  Many years ago
> > there was mac-fdisk, I think also known as pdisk, but nowadays the
> > common tool for partitioning mac disks is probably parted.
> 
> Yes. See now that 'fdisk' is a softlink to 'mac-fdisk'...
> 
> > Please try parted.
> 
> Same thing ('mkpartfs primary ext2 0 400000'):
> 
> Jan 17 11:03:41 localhost kernel: [254985.117447] EXT2-fs: sdb1: couldn't mount RDWR because of unsupported optional features (10000).

I don't know if any of those tools tell the kernel that the partition
table changedand that it has to reread them. To be sure the kernel
knows, run "blockdev --rereadpt /dev/sdb".


Erik

-- 
+-- Erik Mouw -- www.harddisk-recovery.com -- +31 70 370 12 90 --
| Lab address: Delftechpark 26, 2628 XH, Delft, The Netherlands
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