[ewg] ofed-1.4 ofed_2_6_27 and NFSRDMA

[Jeff Becker]

Steve Wise wrote:
>
> Jeff, I'm running on the ofed-1.4 ofed_2_6_27 branch.  Building 
> against a 2.6.27-rc1 running kernel that has nfsrdma configured.  I 
> then build/install the ofed drivers with nfsrdma configured in the 
> ofed tree.  This  _should_ effectively "replace"  the xprtrdma and 
> scvrdma modules from the 2.6.27-rc1 tree with the ofed built 
> versions.  It apparently is not doing this.  The result is an oops 
> when you try to use nfsrdma because the header files for key rdma 
> structs are different from the 2.6.27-rc1 kernel includes and the 
> ofed-1.4 includes.
> It appears that the nfsrdma modules are _not_ getting installed by the 
> ofed makefiles.  EG I don't see an xprtrdma.ko in /lib/modules/$(uname 
> -r)/updates/kernel/net/sunrpc/xprtrdma.  I only see on in 
> /lib/modules/$(uname -r)/kernel/net/sunrpc/xprtrdma.
Hi Steve. Thanks for finding this. Actually, I had only tested the base 
nfsrdma build/install on 2.6.26. I then switched to working on 
backports, and haven't had a chance to sync up my tree with the 
2.6.27-rc1 stuff. I'll do that as soon as I can.

-jeff

>
>
> Steve.
>
>
>
>
> Jeff Becker wrote:
>> Hi.
>>
>> Vladimir Sokolovsky wrote:
>>> Steve Wise wrote:
>>>> What should work on the 2.6.27 branch of ofed-1.4 NFSRDMA-wise?
>>>>
>>>> I can compile/install ok against 2.6.27-rc1, but get this error 
>>>> compiling against 2.6.26.1:
>>>>
>>>> /ofed-1.4/ofed_kernel/fs/nfsd/nfsfh.c
>>>> /usr/local/src/ofed-1.4/ofed_kernel/fs/nfsd/nfsfh.c: In function 
>>>> ‘nfsd_acceptable’:
>>>> /usr/local/src/ofed-1.4/ofed_kernel/fs/nfsd/nfsfh.c:54: error: 
>>>> implicit declaration of function ‘inode_permission’
>>>> make[3]: *** [/usr/local/src/ofed-1.4/ofed_kernel/fs/nfsd/nfsfh.o] 
>>>> Error 1
>>>> make[2]: *** [/usr/local/src/ofed-1.4/ofed_kernel/fs/nfsd] Error 2
>>>> make[1]: *** [_module_/usr/local/src/ofed-1.4/ofed_kernel] Error 2
>>>> make[1]: Leaving directory `/usr/local/src/linux-2.6.26.1'
>>>> make: *** [kernel] Error 2
>>>> [root at vic9 ofed_kernel]#
>>>>
>>>> Steve.
>>>> _______________________________________________
>>>> ewg mailing list
>>>> ewg at lists.openfabrics.org
>>>> http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ewg
>>>
>>> There are no backports for NFSoRDMA in the ofed_1_4/linux-2.6.git 
>>> ofed_2_6_27 yet.
>>>
>>> Jeff,
>>> Are you going to work on it?
>> Yes. I'm currently finishing up the backport for sles10sp2.
>>
>> -jeff
>>>
>>> Regards,
>>> Vladimir
>