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-rw-r--r--arch/x86/include/asm/hw_irq.h1
-rw-r--r--arch/x86/kernel/apic/io_apic.c9
2 files changed, 1 insertions, 9 deletions
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 1984ce9a13d2..6e124269fd4b 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -94,7 +94,6 @@ struct irq_cfg {
struct irq_pin_list *irq_2_pin;
cpumask_var_t domain;
cpumask_var_t old_domain;
- unsigned move_cleanup_count;
u8 vector;
u8 move_in_progress : 1;
};
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index ce16b65cfdcc..e9e5b02c3af2 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1161,7 +1161,7 @@ __assign_irq_vector(int irq, struct irq_cfg *cfg, const struct cpumask *mask)
int cpu, err;
cpumask_var_t tmp_mask;
- if ((cfg->move_in_progress) || cfg->move_cleanup_count)
+ if (cfg->move_in_progress)
return -EBUSY;
if (!alloc_cpumask_var(&tmp_mask, GFP_ATOMIC))
@@ -2234,14 +2234,10 @@ void send_cleanup_vector(struct irq_cfg *cfg)
if (unlikely(!alloc_cpumask_var(&cleanup_mask, GFP_ATOMIC))) {
unsigned int i;
- cfg->move_cleanup_count = 0;
- for_each_cpu_and(i, cfg->old_domain, cpu_online_mask)
- cfg->move_cleanup_count++;
for_each_cpu_and(i, cfg->old_domain, cpu_online_mask)
apic->send_IPI_mask(cpumask_of(i), IRQ_MOVE_CLEANUP_VECTOR);
} else {
cpumask_and(cleanup_mask, cfg->old_domain, cpu_online_mask);
- cfg->move_cleanup_count = cpumask_weight(cleanup_mask);
apic->send_IPI_mask(cleanup_mask, IRQ_MOVE_CLEANUP_VECTOR);
free_cpumask_var(cleanup_mask);
}
@@ -2430,8 +2426,6 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void)
cfg = irq_cfg(irq);
spin_lock(&desc->lock);
- if (!cfg->move_cleanup_count)
- goto unlock;
if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain))
goto unlock;
@@ -2449,7 +2443,6 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void)
goto unlock;
}
__get_cpu_var(vector_irq)[vector] = -1;
- cfg->move_cleanup_count--;
unlock:
spin_unlock(&desc->lock);
}