diff options
Diffstat (limited to 'kernel/irq/chip.c')
| -rw-r--r-- | kernel/irq/chip.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index e0051d58c909..bc1331f84fb5 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -935,6 +935,13 @@ void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set) if (!desc) return; + + /* + * Warn when a driver sets the no autoenable flag on an already + * active interrupt. + */ + WARN_ON_ONCE(!desc->depth && (set & _IRQ_NOAUTOEN)); + irq_settings_clr_and_set(desc, clr, set); irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU | |