diff options
Diffstat (limited to 'drivers/acpi/processor_throttling.c')
| -rw-r--r-- | drivers/acpi/processor_throttling.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index f170d7463..c72e64893 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -676,6 +676,15 @@ static int acpi_processor_get_throttling_fadt(struct acpi_processor *pr) if (!pr->flags.throttling) return -ENODEV; + /* + * We don't care about error returns - we just try to mark + * these reserved so that nobody else is confused into thinking + * that this region might be unused.. + * + * (In particular, allocating the IO range for Cardbus) + */ + request_region(pr->throttling.address, 6, "ACPI CPU throttle"); + pr->throttling.state = 0; duty_mask = pr->throttling.state_count - 1; |