Messages in this thread | | | Date | Sat, 7 Oct 2006 20:19:36 +0200 | From | Sam Ravnborg <> | Subject | Re: Compiling dependent module |
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On Sat, Oct 07, 2006 at 05:42:47PM +0530, Devesh Sharma wrote: > Hello all, > > I have a situation where, I have one parent module in ../hello/ > directory which exports one symbol (g_my_export). I have a dependent > module in ../hello1/ directory. Both have it's own makefiles. > Compiling of parent module (hello.ko) is fine, but during compilation > of dependent module (hello1.ko) I see a warning that g_my_export is > undefined. > > On the other hand when I do depmod -a and modprobe, dependent module > inserts successfully in kernel. > > I want to remove compile time warning. What should I do?
Compile both module in same go. See Documentation/kbuild/modules.txt for a description.
In short create a kbuild file that points to both modules so kbuild knows about both modules when it builds them.
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