From: Martin Wilck <martin.wilck@fujitsu-siemens.com>
To: "Moore, Eric" <Eric.Moore@lsil.com>
Cc: linux-scsi@vger.kernel.org,
mpt_linux_developer <mpt_linux_developer@lsil.com>
Subject: Re: [PATCH] scsi/mptsas: add RAID devices in ascending ID order
Date: Tue, 26 Sep 2006 14:12:53 +0200 [thread overview]
Message-ID: <45191945.6050105@fujitsu-siemens.com> (raw)
In-Reply-To: <664A4EBB07F29743873A87CF62C26D7032D7EB@NAMAIL4.ad.lsil.com>
Moore, Eric wrote:
> You patch will call scsi_add_device, from low to hi target
> ids, right? Well if someone creates a volume that
> is issued target id=8, installs the operating system.
> Then tommorrow they create a new volume that is issued
> target id=7, then what your patch will do is reverse
> the order, right? If so, a panic would occur
> unless they assigned device names/lables.
Yes, if the order of VolumeIDs assigned by the firmware is indeed
random. That's not what was observed in our test lab, though.
Anyway, I'll just advise people to use persistent device names, thank you.
Regards
Martin
--
Martin Wilck Phone: +49 5251 8 15113
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next prev parent reply other threads:[~2006-09-26 12:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-25 16:14 [PATCH] scsi/mptsas: add RAID devices in ascending ID order Moore, Eric
2006-09-26 12:12 ` Martin Wilck [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-09-26 18:33 Moore, Eric
2006-09-22 18:17 Moore, Eric
2006-09-25 9:59 ` Martin Wilck
2006-09-22 14:57 martin.wilck
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