diff options
Diffstat (limited to 'kernel/irq/cpuhotplug.c')
| -rw-r--r-- | kernel/irq/cpuhotplug.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/irq/cpuhotplug.c b/kernel/irq/cpuhotplug.c index 4684b7595e63..9fad2dc50452 100644 --- a/kernel/irq/cpuhotplug.c +++ b/kernel/irq/cpuhotplug.c @@ -36,6 +36,10 @@ static bool migrate_one_irq(struct irq_desc *desc) affinity = &available_cpus; if (cpumask_any_and(affinity, cpu_online_mask) >= nr_cpu_ids) { + const struct cpumask *default_affinity; + + default_affinity = desc->affinity_hint ? : irq_default_affinity; + /* * The order of preference for selecting a fallback CPU is * @@ -45,9 +49,9 @@ static bool migrate_one_irq(struct irq_desc *desc) */ cpumask_andnot(&available_cpus, cpu_online_mask, cpu_isolated_mask); - if (cpumask_intersects(&available_cpus, irq_default_affinity)) + if (cpumask_intersects(&available_cpus, default_affinity)) cpumask_and(&available_cpus, &available_cpus, - irq_default_affinity); + default_affinity); else if (cpumask_empty(&available_cpus)) affinity = cpu_online_mask; |