[Click] Kernel : insmod: error inserting

[Eddie Kohler]

Are you sure the compilation completely succeeded, and that you ran "make
install" to install the resulting module in /usr/local/lib?



On Fri, Aug 30, 2013 at 5:02 PM, ndritsos <ndritsos at gmail.com> wrote:

>  Hello ,
>
> yes , i had a function that used floating-point arithmetic , i fixed it ,
> and now i have only two warnings :
>
> ============================================
>
> 1]
> CXX [M] myElement.o
> /home/dritsos/click/linuxmodule/../elements/local/myElement.cc: In
> member function ‘virtual int myElement::initialize(ErrorHandler*)’:
> /home/dritsos/click/linuxmodule/../elements/local/myElement.cc:177:1:
> warning: the frame size of 1036 bytes is larger than 1024 bytes
> [-Wframe-larger-than=]
>
> 2]
> CXX [M] pem_lib.o
> /home/dritsos/click/linuxmodule/../elements/local/pem/pem_lib.cc: In
> function ‘int PEM_do_header(EVP_CIPHER_INFO*, unsigned char*, long int*,
> int (*)(char*, int, int, void*), void*)’:
> /home/dritsos/click/linuxmodule/../elements/local/pem/pem_lib.cc:303:2:
> warning: the frame size of 1092 bytes is larger than 1024 bytes
> [-Wframe-larger-than=]
> ============================================
>
>
> So the compiler ends normaly , BUT again  when i try to run it :
> click-install -u test.click
>
> it doesn't work and appears a little bit different  message :
>
>
> root at dritsos-VirtualBox:~/click/conf# click-install -u test.click
> insmod: error inserting '/usr/local/lib/click.ko': -1 Invalid module format
> click-install: '/sbin/insmod /usr/local/lib/click.ko' failed
>
>
> Any idea, what this new message means?
>
> thanks in andvance
>
>
>
>
> On 08/30/2013 08:10 PM, Eddie Kohler wrote:
>
> It looks like your code uses floating-point arithmetic. And the kernel
> does not support floating-point arithmetic. Can you avoid floating-point
> arithmetic?
>
>
>
> On Fri, Aug 30, 2013 at 1:37 PM, ndritsos <ndritsos at gmail.com> wrote:
>
>> Hello all,
>>
>> i have taken some code from openssl and it works fine on click- userlevel.
>> Now i am trying to port it , to run on kernel level . In my code i don't
>> use other libraries (i don't use math.h ),
>> just only the libraries that click provides.
>>
>> so, when i compile it :
>> ./configure --enable-local --disable-userlevel
>> make install
>>
>> at compile time i have only this three Warnings :
>>
>> ========================================
>> 1]
>> CXX [M] myElement.o
>> /home/dritsos/click/linuxmodule/../elements/local/myElement.cc: In
>> member function ‘virtual int myElement::initialize(ErrorHandler*)’:
>> /home/dritsos/click/linuxmodule/../elements/local/myElement.cc:177:1:
>> warning: the frame size of 1036 bytes is larger than 1024 bytes
>> [-Wframe-larger-than=]
>>
>> 2]
>> CXX [M] pem_lib.o
>> /home/dritsos/click/linuxmodule/../elements/local/pem/pem_lib.cc: In
>> function ‘int PEM_do_header(EVP_CIPHER_INFO*, unsigned char*, long int*,
>> int (*)(char*, int, int, void*), void*)’:
>> /home/dritsos/click/linuxmodule/../elements/local/pem/pem_lib.cc:303:2:
>> warning: the frame size of 1092 bytes is larger than 1024 bytes
>> [-Wframe-larger-than=]
>>
>> 3]
>> Building modules, stage 2.
>> MODPOST 2 modules
>> WARNING: "__floatsidf" [/home/dritsos/click/linuxmodule/click.ko]
>> undefined!
>> WARNING: "__subdf3" [/home/dritsos/click/linuxmodule/click.ko] undefined!
>> WARNING: "__gedf2" [/home/dritsos/click/linuxmodule/click.ko] undefined!
>> WARNING: "__ltdf2" [/home/dritsos/click/linuxmodule/click.ko] undefined!
>> WARNING: "__adddf3" [/home/dritsos/click/linuxmodule/click.ko] undefined!
>> CC /home/dritsos/click/linuxmodule/click.mod.o
>> LD [M] /home/dritsos/click/linuxmodule/click.ko
>> CC /home/dritsos/click/linuxmodule/proclikefs.mod.o
>> LD [M] /home/dritsos/click/linuxmodule/proclikefs.ko
>> make[2]: Leaving directory `/usr/src/linux-headers-3.0.0-12-generic'
>> =======================================================
>>
>>
>> The compiler ends normaly , BUT when i try to run it :
>> click-install -u test.click
>>
>> it doesn't work and appears this message ::
>>
>> root at dritsos-VirtualBox:~/click/conf# click-install -u test.click
>> insmod: error inserting '/usr/local/lib/click.ko': -1 Unknown symbol in
>> module
>> click-install: '/sbin/insmod /usr/local/lib/click.ko' failed
>>
>>
>> Any idea someone where is the problem ???
>>
>> thanks in advance
>>
>>
>> _______________________________________________
>> click mailing list
>> click at amsterdam.lcs.mit.edu
>> https://amsterdam.lcs.mit.edu/mailman/listinfo/click
>>
>
>
>