diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index fcf1dad582f50734051f5f67335c9bd9740f2ce9..0172c0b844d4eac6cd88dd150b2857aa471acd75 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -87,6 +87,7 @@ config X86 select GENERIC_EARLY_IOREMAP select GENERIC_FIND_FIRST_BIT select GENERIC_IOMAP + select GENERIC_IRQ_EFFECTIVE_AFF_MASK if SMP select GENERIC_IRQ_MIGRATION if SMP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 14e5a47192b778f0be2e82e4f454355acbcc343a..e7409468efc6572973ff44446c10867e2bd3ddcd 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -2210,6 +2210,7 @@ int default_cpu_mask_to_apicid(const struct cpumask *mask, if (cpu >= nr_cpu_ids) return -EINVAL; *apicid = per_cpu(x86_cpu_to_apicid, cpu); + irq_data_update_effective_affinity(irqdata, cpumask_of(cpu)); return 0; } @@ -2218,11 +2219,13 @@ int flat_cpu_mask_to_apicid(const struct cpumask *mask, unsigned int *apicid) { + struct cpumask *effmsk = irq_data_get_effective_affinity_mask(irqdata); unsigned long cpu_mask = cpumask_bits(mask)[0] & APIC_ALL_CPUS; if (!cpu_mask) return -EINVAL; *apicid = (unsigned int)cpu_mask; + cpumask_bits(effmsk)[0] = cpu_mask; return 0; } diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 305031e0a228bca04b88e835f58a0de9c403a990..481237cb1544623cc1a136d8a6d36893896dcd07 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -4,6 +4,7 @@ #include #include #include +#include #include #include @@ -107,6 +108,7 @@ static int x2apic_cpu_mask_to_apicid(const struct cpumask *mask, struct irq_data *irqdata, unsigned int *apicid) { + struct cpumask *effmsk = irq_data_get_effective_affinity_mask(irqdata); unsigned int cpu; u32 dest = 0; u16 cluster; @@ -118,10 +120,12 @@ x2apic_cpu_mask_to_apicid(const struct cpumask *mask, struct irq_data *irqdata, dest = per_cpu(x86_cpu_to_logical_apicid, cpu); cluster = x2apic_cluster(cpu); + cpumask_clear(effmsk); for_each_cpu(cpu, mask) { if (cluster != x2apic_cluster(cpu)) continue; dest |= per_cpu(x86_cpu_to_logical_apicid, cpu); + cpumask_set_cpu(cpu, effmsk); } *apicid = dest;