* Rafael J. Wysocki <rjw@sisk.pl> wrote:

quoted text
> >  arch/x86/kernel/built-in.o: In function `wakeup_start':
> >  : undefined reference to `swsusp_pg_dir'
> > 
> > config attached.
> 
> I see.  CONFIG_HIBERNATION && CONFIG_ACPI -> CONFIG_ACPI_SLEEP and the 
> Makefile in arch/x86/kernel/acpi/ wants to build wakeup.S, which is 
> not necessary.  Hmm.
> 
> We can do a couple of things:
> (1) make wakeup_$(BITS).o depend on CONFIG_SUSPEND (alone)
>     This will build it if CONFIG_SUSPEND is set, but CONFIG_ACPI is not
>     (still, that's consistent with the change in question).
> (2) make wakeup_$(BITS).o depend on CONFIG_SUSPEND and CONFIG_ACPI
> (3) define CONFIG_ACPI_SUSPEND depending on ACPI and SUSPEND and
>     make wakeup_$(BITS).o as well as swsusp_pg_dir depend on that (most
>     elegant)
> 
> Which one do you prefer?

no strong preference here - pick the one you like best and send a patch 
please :-)

	Ingo
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