diff options
| -rw-r--r-- | arch/x86/kernel/apic/vector.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index a7f7c3730a09..7a9e0c6dd756 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -23,6 +23,8 @@ struct apic_chip_data { struct irq_cfg cfg; + unsigned int cpu; + unsigned int prev_cpu; cpumask_var_t domain; cpumask_var_t old_domain; u8 move_in_progress : 1; @@ -214,6 +216,7 @@ update: cpumask_and(d->old_domain, d->old_domain, cpu_online_mask); d->move_in_progress = !cpumask_empty(d->old_domain); d->cfg.old_vector = d->move_in_progress ? d->cfg.vector : 0; + d->prev_cpu = d->cpu; d->cfg.vector = vector; cpumask_copy(d->domain, vector_cpumask); success: @@ -228,6 +231,7 @@ success: cpumask_and(vector_searchmask, vector_searchmask, mask); BUG_ON(apic->cpu_mask_to_apicid(vector_searchmask, irqd, &d->cfg.dest_apicid)); + d->cpu = cpumask_first(vector_searchmask); return 0; } @@ -428,6 +432,7 @@ static void __init init_legacy_irqs(void) apicd->cfg.vector = ISA_IRQ_VECTOR(i); cpumask_copy(apicd->domain, cpumask_of(0)); + apicd->cpu = 0; irq_set_chip_data(i, apicd); } } |