Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
  ACPI: Be in TS_POLLING state during mwait based C-state entry
  ACPI: Fix regression where _PPC is not read at boot even when ignore_ppc=0
  acer-wmi: Respect current backlight level when loading

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 2cabadcc4d8c..a959f6a07508 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -413,7 +413,11 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr)
         if (result)
                 goto update_bios;
 
-        return 0;
+        /* We need to call _PPC once when cpufreq starts */
+        if (ignore_ppc != 1)
+                result = acpi_processor_get_platform_limit(pr);
+
+        return result;
 
         /*
          * Having _PPC but missing frequencies (_PSS, _PCT) is a very good hint that