unresolved symbol schedule_work while building non SMP kernels

[Floros Athanassios (athanassios.floros@intracom.gr)]

Does anyone know why this error occurs?
How can it be eliminated?


/lib/modules/2.4.22-1.2115.nptl/kernel/sound/acore/snd.o: unresolved symbol
schedule_work
/lib/modules/2.4.22-1.2115.nptl/kernel/sound/acore/snd.o: insmod
/lib/modules/2.4.22-1.2115.nptl/kernel/sound/acore/snd.o failed
/lib/modules/2.4.22-1.2115.nptl/kernel/sound/acore/snd.o: insmod
snd-intel8x0 failed