diff options
Diffstat (limited to 'kernel/irq/handle.c')
| -rw-r--r-- | kernel/irq/handle.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 0e823c0d1c9cd..266f7986aa084 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -127,7 +127,7 @@ static void init_one_irq_desc(int irq, struct irq_desc *desc, int node) */ DEFINE_RAW_SPINLOCK(sparse_irq_lock); -struct irq_desc **irq_desc_ptrs __read_mostly; +static struct irq_desc **irq_desc_ptrs __read_mostly; static struct irq_desc irq_desc_legacy[NR_IRQS_LEGACY] __cacheline_aligned_in_smp = { [0 ... NR_IRQS_LEGACY-1] = { @@ -192,6 +192,11 @@ struct irq_desc *irq_to_desc(unsigned int irq) return NULL; } +void replace_irq_desc(unsigned int irq, struct irq_desc *desc) +{ + irq_desc_ptrs[irq] = desc; +} + struct irq_desc * __ref irq_to_desc_alloc_node(unsigned int irq, int node) { struct irq_desc *desc; |