diff options
Diffstat (limited to 'arch/parisc/kernel/irq.c')
| -rw-r--r-- | arch/parisc/kernel/irq.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index ac2c822928c7..29e70e16ede8 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -112,7 +112,7 @@ void cpu_end_irq(unsigned int irq) } #ifdef CONFIG_SMP -int cpu_check_affinity(unsigned int irq, cpumask_t *dest) +int cpu_check_affinity(unsigned int irq, const struct cpumask *dest) { int cpu_dest; @@ -120,23 +120,25 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest) if (CHECK_IRQ_PER_CPU(irq)) { /* Bad linux design decision. The mask has already * been set; we must reset it */ - irq_desc[irq].affinity = CPU_MASK_ALL; + cpumask_setall(&irq_desc[irq].affinity); return -EINVAL; } /* whatever mask they set, we just allow one CPU */ cpu_dest = first_cpu(*dest); - *dest = cpumask_of_cpu(cpu_dest); - return 0; + return cpu_dest; } static void cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest) { - if (cpu_check_affinity(irq, dest)) + int cpu_dest; + + cpu_dest = cpu_check_affinity(irq, dest); + if (cpu_dest < 0) return; - irq_desc[irq].affinity = *dest; + cpumask_copy(&irq_desc[irq].affinity, &cpumask_of_cpu(cpu_dest)); } #endif @@ -295,7 +297,7 @@ int txn_alloc_irq(unsigned int bits_wide) unsigned long txn_affinity_addr(unsigned int irq, int cpu) { #ifdef CONFIG_SMP - irq_desc[irq].affinity = cpumask_of_cpu(cpu); + cpumask_copy(&irq_desc[irq].affinity, cpumask_of(cpu)); #endif return per_cpu(cpu_data, cpu).txn_addr; @@ -352,7 +354,7 @@ void do_cpu_irq_mask(struct pt_regs *regs) irq = eirr_to_irq(eirr_val); #ifdef CONFIG_SMP - dest = irq_desc[irq].affinity; + cpumask_copy(&dest, &irq_desc[irq].affinity); if (CHECK_IRQ_PER_CPU(irq_desc[irq].status) && !cpu_isset(smp_processor_id(), dest)) { int cpu = first_cpu(dest); |