[8607] in linux-scsi channel archive
Re: is (rscsi_disks[i].sector_size != 512) ok ?
daemon@ATHENA.MIT.EDU (Jes Sorensen)
Wed Apr 12 13:28:51 2000
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: sara@procsys.com, linux-kernel@vger.rutgers.edu,
linux-scsi@vger.rutgers.edu
From: Jes Sorensen <Jes.Sorensen@cern.ch>
Date: 12 Apr 2000 18:30:07 +0200
In-Reply-To: Alan Cox's message of "Wed, 12 Apr 2000 16:25:49 +0100 (BST)"
Message-ID: <d3vh1ngu40.fsf@lxplus013.cern.ch>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
>>>>> "Alan" == Alan Cox <alan@lxorguk.ukuu.org.uk> writes:
>> We have a custom storage controller. It has configurable
>> sector_size. When configured to 1K, fdisk goes through ok. Buf
>> mkfs gives errors shown below.
>>
>> Does Linux kernel support non 512 sector_size. Does tools
>> mkfs/fsck and filesystems run properly on such storage devices?
Alan> They do. You need to tell them to use that block size
Alan> sometimes. Eg fdisk needs to be told to use 1K block scaling
The older kernels would work with SCSI 256 byte hardware sectors,
whereas 2.3.x didn't last I tried. Then again, the number of disks
left in the world with this 'feature' is probably so limited these
days that it's not even worth bothering.
Jes
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