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SubjectRe: megaraid.c, all kernel versions, problem with multi-luns
On 31/05/07, Reinaldo Carvalho <reinaldow@gmail.com> wrote:
> Hi,
>
> I have a Dell PowerEdge Expandable RAID controller, with a hardware
> Raid-5 at Channel 01 running perfectly, and a nCipher Crypter at
> Channel 02.
>
> This controller doesn't correctly detect devices (e.g. nCipher
> Crypter) with multiples LUNs. Only one LUN is detected.
>
> At another controller (e.g. Adaptec 79xx) two LUNs were detect. I
> compiled 2.6.8, 2.6.18 and 2.6.21.3 to test megaraid driver and all
> failed detecting two LUNs.
>

Did you build your kernel with CONFIG_SCSI_MULTI_LUN enabled? This
option will force the SCSI driver to probe for multiple LUN's.
Without this option only one LUN may be detected, and since that's the
common case (devices only having one LUN) people often forget about
this option :)

--
Jesper Juhl <jesper.juhl@gmail.com>
Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
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