diff options
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/debug.h | 5 | ||||
| -rw-r--r-- | kernel/irq/manage.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/kernel/irq/debug.h b/kernel/irq/debug.h index e75e29e4434a..3514d955af94 100644 --- a/kernel/irq/debug.h +++ b/kernel/irq/debug.h @@ -11,6 +11,11 @@ static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc) { + static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5); + + if (!__ratelimit(&ratelimit)) + return; + printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n", irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled); printk("->handle_irq(): %p, ", desc->handle_irq); diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 5994867526f3..12e2d7cdfed0 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -889,7 +889,7 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action) * This code is triggered unconditionally. Check the affinity * mask pointer. For CPU_MASK_OFFSTACK=n this is optimized out. */ - if (desc->irq_common_data.affinity) + if (cpumask_available(desc->irq_common_data.affinity)) cpumask_copy(mask, desc->irq_common_data.affinity); else valid = false; |