[libvirt] [PATCH 04/25] qemu: Build qemu command line for scsi host device

Osier Yang jyang at redhat.com
Tue May 7 11:03:07 UTC 2013


On 07/05/13 01:37, John Ferlan wrote:
> On 05/03/2013 02:07 PM, Osier Yang wrote:
>> From: Han Cheng <hanc.fnst at cn.fujitsu.com>
>>
>> Except the scsi host device's controller is "lsilogic", mapping
>> between the libvirt attributes and scsi-generic properties is:
>>
>>    libvirt     qemu
>> -----------------------------------------
>>    controller  bus ($libvirt_controller.0)
>>    bus         channel
>>    target      scsi-id
>>    unit        lun
>>
>> For scsi host device with "lsilogic" controller, the mapping is:
>> ('target (libvirt)' must be 0, as it's not used; 'unit (libvirt)
>> must <= 7).
>>
>>    libvirt            qemu
>> ----------------------------------------------------------
>>    controller && bus  bus ($libvirt_controller.$libvirt_bus)
>>    unit               scsi-id
>>
> Might be nice to include this mapping in the code comments especially
> for those looking for this type of information some day that may not
> think to look in a git commit log...
>
No need, one can get how we map it from the code clearly, adding it in
commit log is just for easy reviewing. :/

Osier




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