Re: x86 git acpi issue?

[Ingo Molnar <mingo@elte.hu>]

* Thomas Gleixner <tglx@linutronix.de> wrote:

> On Sat, 3 May 2008, Adrian Bunk wrote:
> > Commit afcab879e4044f952b7a031d5fd504e0feb7df41 is the commit where Ingo 
> > both _reverts_ his patch you describe in the x86 tree and additionally 
> > moves pci-$(CONFIG_ACPI) in exactly the way that causes this breakage.
> > 
> > In the 4 hours between Ingo doing the += change and Ingo reverting his 
> > own patch in the x86 tree it was in a pull request to Linus, so the
> > "queued up" patch is in Linus' tree but reverted in the x86 tree.
> > 
> > I saw neither the patch changing the :='s to += on linux-kernel nor does 
> > "do not override the existing pci-y rule when adding visws or numaq 
> > rules." in the commit description give any indication what the actual 
> > problem was.
> > 
> > It's also not obvious why the revert with the subject "visws: build fix" 
> > also moved the pci-$(CONFIG_ACPI) causing this bug here.
> 
> Right. This Makefile is a nasty trap. I looked into it and the fix for 
> now is below. Long term this Makefile trickery needs to be cleaned up 
> to avoid trapping into this again.

Thanks Thomas, i messed up that commit - i should have known that the 
NUMAQ build fix looked _too_ easy ;-)

	Ingo