[ewg] OFED-3.5.2-daily does not work properly on latest RHEL6.4 kernel.

[Hiroyuki Sato]

Hello Rupert.

Thank you for your reply.

It seems OK. I'll tell a members of Japan Infiniband community about this fix.

2013/8/20 Rupert Dance <rsdance at soft-forge.com>:
> Hello Sato-San,
>
> Bug 2436 http://bugs.openfabrics.org/bugzilla/show_bug.cgi?id=2436 has now
> been resolved and the fix is available in the latest daily build. Please try
> this and let us know if it resolves your problem.
>
> http://www.openfabrics.org/downloads/OFED/ofed-3.5-2-daily/OFED-3.5-2-201308
> 19-0655.tgz
>
> Thank you,
>
> Rupert
>
> -----Original Message-----
> From: ewg-bounces at lists.openfabrics.org
> [mailto:ewg-bounces at lists.openfabrics.org] On Behalf Of Hiroyuki Sato
> Sent: Sunday, August 18, 2013 7:41 PM
> To: Shuichi Ihara
> Cc: ewg
> Subject: Re: [ewg] OFED-3.5.2-daily does not work properly on latest RHEL6.4
> kernel.
>
> Hello Ihara-san.
>
> Thank you for your reply.
>
> I'll check bugzilla at next time.
>
> By the way, could you please tell me how to re-compile it?
> I would like to know easiest way to rebuild it.
>
> I've found same issue on Bugzilla.
>
> http://bugs.openfabrics.org/bugzilla/buglist.cgi?bug_status=UNCONFIRMED&bug_
> status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&content=&product=&query_f
> ormat=specific&order=bug_id%20DESC&query_based_on=
>
> I think it is better than your fix.
> Because I think __pskb_copy does not use before 2.6.32-358.10.1.el6.
> http://kernel.opensuse.org/cgit/kernel/commit/?id=117632e64d2a5f464e491fe221
> d7169a3814a77b
>
> 1, Whether __pskb_copy declared or not in kernel.
>   ex) grep -q '\<__pskb_copy\>' /boot/System.map-`uname -r`
>
> 2, If declared __pskb_copy define a macro CONFIG_COMPAT_HAS___PSKB_COPY
>
> 3, Add ifdef CONFIG_COMPAT_HAS___PSKB_COPY at same place which you added.
>
> Best regards.
>
> --
> Hiroyuki Sato.
>
>
> 2013/8/19 Shuichi Ihara <sihara at ddn.com>:
>> A similar issue was reported.
>> http://bugs.openfabrics.org/bugzilla/show_bug.cgi?id=2436
>> As a quick workaround, I just filed a patch on bz2436 only for the latest
> RHEL6.4.
>> This should work, but more proper fixes are needed since this kernel
> changes happened in delta of kernel updates in RHEL6.4.
>>
>> Thanks
>> Ihara
>>
>> On Aug 18, 2013, at 9:22 PM, Hiroyuki Sato <hiroysato at gmail.com> wrote:
>>
>>> Dear members.
>>>
>>> OFED-3.5.2-daily does not work properly on latest RHEL6.4 kernel.
>>>
>>> I get the following error when I execute 'service openibd start' on
>>> Scientific Linux 6.4 (kernel: 2.6.32-358.14.1.el6.x86_64)
>>>
>>>    compat: exports duplicate symbol __pskb_copy (owned by kernel)
>>>    compat: exports duplicate symbol __pskb_copy (owned by kernel)
>>>    compat: exports duplicate symbol __pskb_copy (owned by kernel)
>>>
>>>    compat: exports duplicate symbol __pskb_copy (owned by kernel)
>>>
>>>
>>> I found about an article and a patch for this problem.
>>>  http://community.mellanox.com/thread/1228
>>>
>>> http://community.mellanox.com/servlet/JiveServlet/download/2333-1858/
>>> mlnx-ofed-pskb-copy.diff.zip
>>>
>>> This is a patch for Mellanox OFED.2.0, but this is also useful for
>>> OFED-3.5.2
>>>
>>> This is because "tcp: take care of misalignments" patch use
>>> __pskb_copy funciton.
>>>
>>>  This patch was applyed on 2.6.32-358.10.1.el6
>>>
>>>    * Mon May 13 2013 Nikola Pajkovsky <npajkovs at redhat.com>
>>> [2.6.32-358.10.1.el6]
>>>    ...
>>>    - [net] tcp: take care of misalignments (Thomas Graf) [954298
>>> 896233]
>>>
>>> By the way, Does anyone point me how to make rpm package for compat-rdma?
>>> Or how to compile compat-ofed from git source.
>>>
>>> I'll make a patch for this problem.
>>>
>>> Sincerely.
>>>
>>>
>>> --
>>> Hiroyuki Sato
>>> _______________________________________________
>>> ewg mailing list
>>> ewg at lists.openfabrics.org
>>> http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ewg
>>
>
>
>
> --
> Hiroyuki Sato
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> ewg at lists.openfabrics.org
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>
>



-- 
Hiroyuki Sato