diff options
Diffstat (limited to 'kernel/irq/numa_migrate.c')
-rw-r--r-- | kernel/irq/numa_migrate.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/irq/numa_migrate.c b/kernel/irq/numa_migrate.c index 666260e4c06..7f9b80434e3 100644 --- a/kernel/irq/numa_migrate.c +++ b/kernel/irq/numa_migrate.c @@ -78,7 +78,7 @@ static struct irq_desc *__real_move_irq_desc(struct irq_desc *old_desc, desc = irq_desc_ptrs[irq]; if (desc && old_desc != desc) - goto out_unlock; + goto out_unlock; node = cpu_to_node(cpu); desc = kzalloc_node(sizeof(*desc), GFP_ATOMIC, node); @@ -97,10 +97,15 @@ static struct irq_desc *__real_move_irq_desc(struct irq_desc *old_desc, } irq_desc_ptrs[irq] = desc; + spin_unlock_irqrestore(&sparse_irq_lock, flags); /* free the old one */ free_one_irq_desc(old_desc, desc); + spin_unlock(&old_desc->lock); kfree(old_desc); + spin_lock(&desc->lock); + + return desc; out_unlock: spin_unlock_irqrestore(&sparse_irq_lock, flags); |