[Pvfs2-developers] pvfs2.o kernel module

Sam Lang slang at mcs.anl.gov
Mon Apr 9 18:58:53 EDT 2007


Hi Dharani,

Sorry I think I've confused you with version numbers (hopefully we  
can get a major PVFS release out at some point to avoid that).    The  
bug fix was in pvfs to support older kernels (2.4 and their lack of  
the kzalloc function).  I was suggesting you try the pvfs-2.6.3  
release *with* whatever redhat linux 2.4 kernel you're using.

-sam


On Apr 9, 2007, at 5:50 PM, Dharani Sankar Vijayakumar wrote:

> Sam,
>
> Is this bug specific to redhat kernels (or) this is specific to  
> linux 2.4 versions. The reason is I am seeing if i can use pvfs  
> 2.6.2 in linux 2.6 redhat kernel (instead of downloading 2.6.3 again).
>
> Regards,
> Dharani
>
>
>
> On Mon, 9 Apr 2007, Sam Lang wrote:
>
>>
>> Hi Dharani,
>>
>> I'm sorry to do this to you, but can you try 2.6.3?  It was just  
>> released a moment ago, but it includes a specific fix for this  
>> bug, so that's probably easier than asking you to try a patch with  
>> the fix in it.
>>
>> Thanks,
>>
>> -sam
>>
>> On Apr 8, 2007, at 3:59 PM, Dharani Sankar Vijayakumar wrote:
>>
>>> I tried loading the pvfs2.o file using insmod (but couldnt). Got  
>>> the below message,
>>> src/kernel/linux-2.4/pvfs2.o: unresolved symbol kzalloc
>>> Is there any problem with the created pvfs2.o file?
>>> Regards,
>>> Dharani
>>> On Fri, 6 Apr 2007, Dharani Sankar Vijayakumar wrote:
>>>> thanks murali! Same emperor !!
>>>> will try tat out.
>>>> Regards,
>>>> Dharani
>>>> On Fri, 6 Apr 2007, Murali Vilayannur wrote:
>>>>> Hi Dharani,
>>>>> Penn State CSE! yay! Are you running this on the emperor  
>>>>> cluster (Dr.
>>>>> Anand's cluster)?
>>>>> If yes, then it is a redhat9 distro and Sam is correct. You  
>>>>> have to
>>>>> run configure with --enable-redhat24.
>>>>> thanks,
>>>>> Murali
>>>>> On 4/5/07, Dharani Sankar Vijayakumar <vijayaku at cse.psu.edu>  
>>>>> wrote:
>>>>>> Sam,
>>>>>> I am using a stock kernel. I am using the pvfs-2.6.2.
>>>>>> (Yeah, i added the --disable-redhat24   --->since mine is not  
>>>>>> redhat & it
>>>>>> is a stock kernel).
>>>>>> Regards,
>>>>>> Dharani
>>>>>> On Thu, 5 Apr 2007, Sam Lang wrote:
>>>>>>> Hi Dharani,
>>>>>>> Are you using a stock kernel from a particular distro?   
>>>>>>> Redhat 9 by chance?
>>>>>>> You might need to add --enable-redhat24 to your configure if  
>>>>>>> so.  Which
>>>>>>> version of pvfs2 are you trying to build?
>>>>>>> -sam
>>>>>>> On Apr 5, 2007, at 11:41 PM, Dharani Sankar Vijayakumar wrote:
>>>>>>>> Hi,
>>>>>>>> I am having problem building a pvfs2 kernel module for linux  
>>>>>>>> 2.4.20-8.
>>>>>>>> I got the following when i did make kmod24. Is this a  
>>>>>>>> problem because of
>>>>>>>> linux kernel version(2.4.20) or something else?
>>>>>>>> CC [M]
>>>>>>>> /home/csl/vijayaku/downloads/pvfs2/src/kernel/linux-2.4/ 
>>>>>>>> pvfs2-utils.o
>>>>>>>> pvfs2-utils.c: In function `mask_blocked_signals':
>>>>>>>> pvfs2-utils.c:2012: structure has no member named `sig'
>>>>>>>> pvfs2-utils.c:2019: structure has no member named  
>>>>>>>> `sigmask_lock'
>>>>>>>> pvfs2-utils.c:2022: too many arguments to function  
>>>>>>>> `recalc_sigpending'
>>>>>>>> pvfs2-utils.c:2023: structure has no member named  
>>>>>>>> `sigmask_lock'
>>>>>>>> pvfs2-utils.c: In function `unmask_blocked_signals':
>>>>>>>> pvfs2-utils.c:2031: structure has no member named  
>>>>>>>> `sigmask_lock'
>>>>>>>> pvfs2-utils.c:2033: too many arguments to function  
>>>>>>>> `recalc_sigpending'
>>>>>>>> pvfs2-utils.c:2034: structure has no member named  
>>>>>>>> `sigmask_lock'
>>>>>>>> make[1]: *** [pvfs2-utils.o] Error 1
>>>>>>>> make: *** [just_kmod24] Error 2
>>>>>>>> Regards,
>>>>>>>> Dharani
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