diff options
Diffstat (limited to 'drivers/xen/xen-acpi-processor.c')
| -rw-r--r-- | drivers/xen/xen-acpi-processor.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index 31903bfdce9f..897ae2a0b5a0 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -378,11 +378,8 @@ read_acpi_id(acpi_handle handle, u32 lvl, void *context, void **rv) acpi_psd[acpi_id].domain); } - status = acpi_evaluate_object(handle, "_CST", NULL, &buffer); - if (ACPI_FAILURE(status)) { - if (!pblk) - return AE_OK; - } + if (!pblk && !acpi_has_method(handle, "_CST")) + return AE_OK; /* .. and it has a C-state */ __set_bit(acpi_id, acpi_id_cst_present); |