Messages in this thread | | | Date | Mon, 28 Mar 2005 13:46:42 +0200 | From | "Josef E. Galea" <> | Subject | Re: EXPORT_SYMBOL question |
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Sam Ravnborg wrote:
>On Mon, Mar 28, 2005 at 01:10:35PM +0200, Josef E. Galea wrote: > > >>Hi, >> >>I have 2 modules. The first one uses EXPORT_SYMBOL to make some function >>available to other modules. These prototypes for these functions were >>also put in a header file. Now the second module uses the functions the >>functions defined in the first module by and includes the afore >>mentioned header file. However when i'm compiling the module, I get a >>symbol underfined warning. When I load the module it works as expected. >>Is there any way to get rid of these warnings. >> >>Another problem I'm having is that when I load the second module I get >>`no version for "rbnode_initialize" found: kernel tainted.' >>(rbnode_initialize is one of the functions exported by the first >>module). Both MODULE_LICENSE("GPL"); and MODULE_VERSION are declared in >>the two modules. Is there anything I'm missing? >> >> > >You need to compile both modules at the same time. >Do something like this for your two modules foo and bar: > >modules/Makefile >obj-y := foo/ bar/ >modules/foo/ <= Your foo module >modules/bar/ <= Your bar module > >Then when building the modules stay in modules/ and >execute: >make -C <path-to-kernel-src> M=`pwd` > >And to install modules: >make -C <path-to-kernel-src> M=`pwd` modules_install > > Sam > > > Thanks for your help. That solved both the warnings and the kernel tainted message.
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