diff options
Diffstat (limited to 'drivers/acpi/acpica/hwsleep.c')
| -rw-r--r-- | drivers/acpi/acpica/hwsleep.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c index 34a3825f25d3..5efa3d8e483e 100644 --- a/drivers/acpi/acpica/hwsleep.c +++ b/drivers/acpi/acpica/hwsleep.c @@ -110,7 +110,9 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state) /* Flush caches, as per ACPI specification */ - ACPI_FLUSH_CPU_CACHE(); + if (sleep_state < ACPI_STATE_S4) { + ACPI_FLUSH_CPU_CACHE(); + } status = acpi_os_enter_sleep(sleep_state, pm1a_control, pm1b_control); if (status == AE_CTRL_TERMINATE) { |