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Commit cef30b3a authored by Mike Travis's avatar Mike Travis
Browse files

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: default avatarMike Travis <travis@sgi.com>
parent 6eb714c6

arch/x86/kernel/apic.c

+5 −0
Original line number Diff line number Diff line
@@ -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) {

		/*