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[ACPI] Evaluate CPEI Processor Override flag

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ACPI 3.0 added a Correctable Platform Error Interrupt (CPEI)
Processor Overide flag to MADT.Platform_Interrupt_Source.
Record the processor that was provided as hint from ACPI.

Signed-off-by: Ashok Raj <ashok.raj@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Ashok Raj
2005-03-31 22:51:10 -05:00
committed by Len Brown
parent 6940fabaa3
commit 55e59c511c
5 changed files with 75 additions and 2 deletions
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7
arch/ia64/kernel/topology.c
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@@ -36,6 +36,13 @@ int arch_register_cpu(int num)
parent = &sysfs_nodes[cpu_to_node(num)];
#endif /* CONFIG_NUMA */
/*
* If CPEI cannot be re-targetted, and this is
* CPEI target, then dont create the control file
*/
if (!can_cpei_retarget() && is_cpu_cpei_target(num))
sysfs_cpus[num].cpu.no_control = 1;
return register_cpu(&sysfs_cpus[num].cpu, num, parent);
}