diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2011-02-08 23:42:35 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-02-24 19:58:55 +0100 |
| commit | aad83b143008e1d406248803550bfbfc600b6398 (patch) | |
| tree | 4cd3cac6a00cc18c29a0d730a35240aff3ebeb62 /drivers | |
| parent | f1a2003e22f6b50ea21f7f4b38b38c5ebc9c8017 (diff) | |
| download | linux-aad83b143008e1d406248803550bfbfc600b6398.tar.bz2 | |
ACPI / PM: acpi_hibernation_enter() need not switch interrupts off
The function acpi_hibernation_enter() is always called with
interrupts off, so it doesn't need to switch them off and on.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/sleep.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 0a81bf11f473..84f57143ad7c 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -457,16 +457,13 @@ static int acpi_hibernation_begin(void) static int acpi_hibernation_enter(void) { acpi_status status = AE_OK; - unsigned long flags = 0; ACPI_FLUSH_CPU_CACHE(); - local_irq_save(flags); /* This shouldn't return. If it returns, we have a problem */ status = acpi_enter_sleep_state(ACPI_STATE_S4); /* Reprogram control registers and execute _BFS */ acpi_leave_sleep_state_prep(ACPI_STATE_S4); - local_irq_restore(flags); return ACPI_SUCCESS(status) ? 0 : -EFAULT; } |