diff options
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/pm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/irq/pm.c b/kernel/irq/pm.c index 638d8be..a0bb09e 100644 --- a/kernel/irq/pm.c +++ b/kernel/irq/pm.c @@ -15,10 +15,10 @@ /** * suspend_device_irqs - disable all currently enabled interrupt lines * - * During system-wide suspend or hibernation device interrupts need to be - * disabled at the chip level and this function is provided for this purpose. - * It disables all interrupt lines that are enabled at the moment and sets the - * IRQ_SUSPENDED flag for them. + * During system-wide suspend or hibernation device drivers need to be prevented + * from receiving interrupts and this function is provided for this purpose. + * It marks all interrupt lines in use, except for the timer ones, as disabled + * and sets the IRQ_SUSPENDED flag for each of them. */ void suspend_device_irqs(void) { |
