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Diffstat (limited to 'drivers/acpi/hardware/hwsleep.c')
| -rw-r--r-- | drivers/acpi/hardware/hwsleep.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c index dba3cfbe8cba..130a44b79687 100644 --- a/drivers/acpi/hardware/hwsleep.c +++ b/drivers/acpi/hardware/hwsleep.c @@ -627,6 +627,13 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state) } /* TBD: _WAK "sometimes" returns stuff - do we want to look at it? */ + /* + * Some BIOSes assume that WAK_STS will be cleared on resume and use + * it to determine whether the system is rebooting or resuming. Clear + * it for compatibility. + */ + acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1); + acpi_gbl_system_awake_and_running = TRUE; /* Enable power button */ |