Re: [PATCH] i386/bigsmp: eliminate false warnings regarding logicalAPIC ID mismatches

From: Konrad Rzeszutek Wilk
Date: Mon Sep 26 2011 - 12:15:09 EST


> >> --- 3.1-rc2/arch/x86/kernel/apic/probe_32.c
> >> +++ 3.1-rc2-i386-bigsmp-early-lapicid-override/arch/x86/kernel/apic/probe_32.c
> >> @@ -203,7 +203,18 @@ void __init default_setup_apic_routing(v
> >> if (!cmdline_apic && apic == &apic_default) {
> >> struct apic *bigsmp = generic_bigsmp_probe();
> >> if (bigsmp) {
> >> + unsigned int cpu;
> >> +
> >> apic = bigsmp;
> >> + for_each_possible_cpu(cpu) {
> >> + if (early_per_cpu(x86_cpu_to_logical_apicid,
> >> + cpu) == BAD_APICID)
> >> + continue;
> >> + early_per_cpu(x86_cpu_to_logical_apicid,
> >> + cpu) =
> >> + bigsmp->x86_32_early_logical_apicid
> >> + (cpu);
> >> + }
> >> printk(KERN_INFO "Overriding APIC driver with %s\n",
> >> apic->name);
> >> }
> > Will this patch be included in 3.1 (so that it gets merged in 3.0-stable
> > kernels sooner too) or will it go for 3.2?
>
> That can only be answered by the maintainers (on Cc), not me - afaict
> it didn't even get applied to -tip yet.

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