[ofa-general] ipoib device not loading?

[Jeremy Enos]

I expanded the ofa_kernel srpm and commented out that section of 
ipoib_cm.c, rebuilt the srpm, re-ran the install and it worked.  It 
would be nice to have a switch to supply to the installer to disable 
ipv6 in the future.
thx-

    Jeremy

Nicolas Morey-Chaisemartin wrote:
> Yes there is, I had the same problem last month.
> I'm just not sure what it is the option you need. I'm not at work so I
> can't check what I did.
> Anyway there is a CONFIG_IPV6 and CONFIG_IPV6_MODULE used in a #ifdef in
> drivers/infiniband/ulp/ipoib_cm.h
> I guess you could set some flag to force them undefined but there should
> and probably is a cleaner way.
>
> Nicolas
>
> Jeremy Enos a écrit :
>   
>> Ah.. thanks.  (when I installed, I just told it to install all)
>>
>> [root at host jenos]# modprobe ib_ipoib
>> FATAL: Error inserting ib_ipoib
>> (/lib/modules/2.6.27.5-41.fc9.x86_64/updates/kernel/drivers/infiniband/ulp/ipoib/ib_ipoib.ko):
>> Unknown symbol in module, or unknown parameter (see dmesg)
>>
>> Then dmesg shows this line:
>> ib_ipoib: Unknown symbol icmpv6_send
>>
>> I have IPv6 disabled on this host for other reasons.  Perhaps that's
>> causing the problem?  If so, is there a way to build w/o IPv6
>> requirements?
>> thx-
>>
>>    Jeremy
>>
>> Nicolas Morey Chaisemartin wrote:
>>     
>>> Jeremy Enos wrote:
>>>       
>>>> [root at host OFED-1.4-20081209-0926]# service openibd status
>>>>
>>>>   HCA driver loaded
>>>>
>>>>
>>>> The following OFED modules are loaded:
>>>>
>>>>   ib_ipath
>>>>   mlx4_core
>>>>   mlx4_ib
>>>>   ib_mthca
>>>>   ib_uverbs
>>>>   ib_umad
>>>>   ib_sa
>>>>   ib_cm
>>>>   ib_mad
>>>>   ib_core
>>>>   iw_cxgb3
>>>>
>>>> [root at host OFED-1.4-20081209-0926]# ifup ib0
>>>> ib_ipoib device ib0 does not seem to be present, delaying
>>>> initialization.
>>>>
>>>>   
>>>>         
>>> You need the ib_ipoib module to be able to use ipoib.
>>> Did you put the right option (--with_ipoib_mod or something like
>>> this) when running ./configure  for ofa_kernel?
>>> Try to run modprobe ib_ipoib.
>>> If it works then, add ipoib to your /etc/infiniband/openib.conf so
>>> it'll be loaded by openibd.
>>> If it doesn't, so check syslog, dmesg and other logs to see it it was
>>> an error or simply the file is missing
>>> If it's missing, recompile your ofa_kernel with the ipoib module.
>>>
>>> Nicolas
>>>
>>>       
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>
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