From: Mike Travis Date: Fri, 16 Jan 2009 23:58:13 +0000 (-0800) Subject: x86: put trigger in to detect mismatched apic versions. X-Git-Tag: upstream/snapshot3+hdmi~19266^2~6^2~18^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cef30b3a84e1c7cbd49987d83c5863c001445842;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git x86: put trigger in to detect mismatched apic versions. Fire off one message if two apic's discovered with different apic versions. Signed-off-by: Mike Travis --- diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c index 0f830e4..db09986 100644 --- a/arch/x86/kernel/apic.c +++ b/arch/x86/kernel/apic.c @@ -1833,6 +1833,11 @@ void __cpuinit generic_processor_info(int apicid, int version) num_processors++; cpu = cpumask_next_zero(-1, cpu_present_mask); + if (version != apic_version[boot_cpu_physical_apicid]) + WARN_ONCE(1, + "ACPI: apic version mismatch, bootcpu: %x cpu %d: %x\n", + apic_version[boot_cpu_physical_apicid], cpu, version); + physid_set(apicid, phys_cpu_present_map); if (apicid == boot_cpu_physical_apicid) { /*