On Sun, Jun 07, 2009 at 05:33:27PM +0200, Ingo Molnar wrote: > > * tip-bot for Andreas Herrmann <andreas.herrmann3@xxxxxxx> wrote: > > > +#ifdef CONFIG_X86_LOCAL_APIC > > + /* check CPU config space for extended APIC ID */ > > + if (c->x86 >= 0xf) { > > + unsigned int val; > > + > > + val = read_pci_config(0, 24, 0, 0x68); > > + if ((val & ((1 << 17) | (1 << 18))) == ((1 << 17) | (1 << 18))) > > + set_cpu_cap(c, X86_FEATURE_EXTD_APICID); > > + } > > +#endif > > It's possible to enable local APIC but not CONFIG_PCI - in that case > this sequence will fail to build. Arrgh, thought that the stuff in early.c is always compiled in. Just checked arch/x86/pci/Makefile showing obj-y += common.o early.o and I didn't check arch/x86/Makefile which contains drivers-$(CONFIG_PCI) += arch/x86/pci/ Sorry. I'll send an updated patch. Andreas -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html