[plug] Unresolved module references

[Cameron Patrick]

raven at themaw.net wrote:

| > FWIW I've often got "unresolved references" in one or two modules and
| > had no idea what caused it.  The modules in question still loaded
| > properly with insmod, just depmod complained.  The last few kernels
| > that I've built seem to have been okay in this regard, but I've no
| > idea why...  i.e. I'd like an answer to what causes this too :-)
| > 
| 
| Well the cause is clear enough. The symbol refered to is not being
| exported in the source. This can be due to errors in patch sets, just 
| plain errors in kernel source or defining code that is not included due to 
| a config option.

Maybe... but if the symbols /really/ weren't being exported by the
kernel, why did the modules insmod properly?  I think you're right
that it was due to something screwy going on when compiling the kernel
though.

Cameron.