Merge tag 'cpufreq-for-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull cpufreq fix from Rafael Wysocki:
 "This fixes a regression preventing the ACPI cpufreq driver from
  loading on some systems where it worked previously without any
  problems."

* tag 'cpufreq-for-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  cpufreq / ACPI: Fix not loading acpi-cpufreq driver regression

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index c850de4c9a14..eff722278ff5 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -189,10 +189,12 @@ int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
                  *     Processor (CPU3, 0x03, 0x00000410, 0x06) {}
                  * }
                  *
-                 * Ignores apic_id and always return 0 for CPU0's handle.
+                 * Ignores apic_id and always returns 0 for the processor
+                 * handle with acpi id 0 if nr_cpu_ids is 1.
+                 * This should be the case if SMP tables are not found.
                  * Return -1 for other CPU's handle.
                  */
-                if (acpi_id == 0)
+                if (nr_cpu_ids <= 1 && acpi_id == 0)
                         return acpi_id;
                 else
                         return apic_id;