Re: Module unresolved symbol on 2.4.0-test8 SMP

From: Mike Galbraith (mikeg@weiden.de)
Date: Thu Sep 28 2000 - 00:25:26 EST


On Thu, 28 Sep 2000, Keith Owens wrote:

> On Wed, 27 Sep 2000 14:11:30 -0500 (CDT),
> watters@resmgmt.americas.sgi.com (Sam Watters) wrote:
> >[root@porsche13 themod-dev]# insmod themod.o
> >themod.o: unresolved symbol write_lock
> >themod.o: unresolved symbol read_lock
> >
> >gcc -Wall -Wstrict-prototypes -fomit-frame-pointer -pipe -march=i686
> >-fno-strict-aliasing -D__SMP__ -DMODULE -D__KERNEL__ -DLINUX -Dlinux
> >-DDEBUG -I../../../include -c themod.c
>
> Compile with -O2 otherwise functions will not be inlined. The Linux
> kernel requires -O2, it is not an option. I'm surprised this is not in
> the FAQ.

Adding -finline should fix it too.
(if someone really wants to build unoptimized).

        -Mike

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