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Subject: Re: [hwloc-devel] Why doesn't my disk controller show up?
From: Guy Streeter (streeter_at_[hidden])
Date: 2012-10-09 15:22:28


On 10/09/2012 02:18 PM, Guy Streeter wrote:
> On 10/09/2012 02:03 PM, Brice Goglin wrote:
>> Le 09/10/2012 20:47, Guy Streeter a écrit :
>>> I'm trying to understand why for one of my systems the disk controller is not
>>> shown as an OS device. The PCI device is seen, but there is no OS device under
>>> it. It's a SATA controller emulated as SCSI, It think.
>>> gather-topology output is attached. Using hwloc 1.5 on Fedora 17.
>>>
>>
>> hwloc-gather-topology does not gather I/O devices unfortunately (we
>> could gather OS devices, but we can't for PCI devices).
>>
>> What do you have under /sys/bus/pci/devices/<yourpcibusid> ?
>> Do you see anything like hostX in there? What does in contain? Can you
>> walk in there until you find a "block" child?
>>
>> I haven't tested on recent kernels lately, maybe something changed in
>> the sysfs hierarchy, I am booting a 3.5 to check things.
>>
>> Brice
>>
>> _______________________________________________
>> hwloc-devel mailing list
>> hwloc-devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/hwloc-devel
>>
>
> There are entries like that. I've attached the output of
> find -P /sys/bus/pci/devices/0000\:00\:1f.2/
>
> thanks,
> -Guy

Oops. I needed a / on the end.
New output attached
--Guy