From: Luben Tuikov <luben_tuikov@adaptec.com>
To: Patrick Mansfield <patmans@us.ibm.com>
Cc: dougg@torque.net, linux-scsi@vger.kernel.org
Subject: Re: Report luns [was: Apple Xserve RAID and qlogic ISP2312 (qla2300)]
Date: Tue, 09 Nov 2004 17:07:16 -0500 [thread overview]
Message-ID: <41913F94.4030003@adaptec.com> (raw)
In-Reply-To: <20041109211055.GA11459@us.ibm.com>
Patrick Mansfield wrote:
> Do we also have to change to send the INQUIRY to the well known LUN?
>
> And then someday add black and white list flags and code for them ...
>
> Why is stuff like this even added to the standard??? Why not use LUN 0
> (all zeroes) or at worst have one well known LUN like the all f's?
>
> The hierarchical LUN stuff and the various address modes are dumb, just
> treat the LUN as a tag/identifier (similiar to a TCP/IP network port) and
> leave the interpretation of it up to the target device (or at worst the
> transport).
And I believe this is what a lot of vendors will do: support
REPORT LUN on LUN 0 regardless if whether there's a device
there or not. BTW the standard says "LUN 0 or REPORT LUNS W-LUN",
so the vendors would take advantage of this for compatibility.
Luben
next prev parent reply other threads:[~2004-11-09 22:07 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-27 23:33 Apple Xserve RAID and qlogic ISP2312 (qla2300) Catalin Muresan
2004-10-28 14:37 ` Patrick Mansfield
2004-10-28 15:35 ` Catalin Muresan
2004-10-28 16:42 ` Patrick Mansfield
2004-10-28 16:51 ` Patrick Mansfield
2004-10-28 17:21 ` Andrew Vasquez
2004-10-29 8:58 ` Catalin Muresan
2004-10-29 18:06 ` Patrick Mansfield
2004-10-30 15:44 ` Catalin Muresan
2004-11-01 10:56 ` Catalin Muresan
2004-11-01 19:48 ` Patrick Mansfield
2004-11-09 2:49 ` Report luns [was: Apple Xserve RAID and qlogic ISP2312 (qla2300)] Douglas Gilbert
2004-11-09 15:06 ` Luben Tuikov
2004-11-09 21:10 ` Patrick Mansfield
2004-11-09 22:07 ` Luben Tuikov [this message]
2004-11-10 4:47 ` Report luns Douglas Gilbert
2004-11-10 14:13 ` Luben Tuikov
2004-11-10 5:19 ` Report luns [was: Apple Xserve RAID and qlogic ISP2312 (qla2300)] Douglas Gilbert
2004-11-10 14:47 ` Luben Tuikov
2004-10-29 9:01 ` Apple Xserve RAID and qlogic ISP2312 (qla2300) Catalin Muresan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=41913F94.4030003@adaptec.com \
--to=luben_tuikov@adaptec.com \
--cc=dougg@torque.net \
--cc=linux-scsi@vger.kernel.org \
--cc=patmans@us.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox