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Re: [Qemu-devel] [RFC PATCH 0/6] SCSI series part 2, rewrite LUN parsing
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From: |
Christoph Hellwig |
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Subject: |
Re: [Qemu-devel] [RFC PATCH 0/6] SCSI series part 2, rewrite LUN parsing |
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Date: |
Wed, 25 May 2011 15:17:05 +0200 |
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User-agent: |
Mutt/1.5.17 (2007-11-01) |
On Fri, May 20, 2011 at 07:37:30PM +0200, Paolo Bonzini wrote:
> On 05/20/2011 06:14 PM, Christoph Hellwig wrote:
>> I don't quite understand what you mean with path here. It doesn't
>> seem to map to any SAM concept, nor does it seem to be related
>> to traditional multipathing.
>
> It's what SAM calls a "bus identifier" in the description of LUN addressing
> modes.
Ok, so it more or less translates to the concept of a "channel" in
the Linux SCSI subsystem. It would help if you could explain the concept
in a bit more detail in a comment. Or in fact not bother with it at all,
which should be easy if we never present hierachial LUNs.
- Re: [Qemu-devel] [RFC PATCH 3/6] scsi-generic: allow customization of the lun, (continued)
[Qemu-devel] [RFC PATCH 1/6] scsi: ignore LUN field in the CDB, Paolo Bonzini, 2011/05/20
[Qemu-devel] [RFC PATCH 4/6] scsi-disk: allow customization of the lun, Paolo Bonzini, 2011/05/20
[Qemu-devel] [RFC PATCH 5/6] scsi: let a SCSIDevice have children devices, Paolo Bonzini, 2011/05/20
[Qemu-devel] [RFC PATCH 6/6] scsi: add walking of hierarchical LUNs, Paolo Bonzini, 2011/05/20
Re: [Qemu-devel] [RFC PATCH 0/6] SCSI series part 2, rewrite LUN parsing, Christoph Hellwig, 2011/05/20