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Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/irqdomain.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 6661de18550e..f77549a2a178 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -538,6 +538,9 @@ static void irq_domain_disassociate(struct irq_domain *domain, unsigned int irq)
return;
hwirq = irq_data->hwirq;
+
+ mutex_lock(&irq_domain_mutex);
+
irq_set_status_flags(irq, IRQ_NOREQUEST);
/* remove chip and handler */
@@ -557,6 +560,8 @@ static void irq_domain_disassociate(struct irq_domain *domain, unsigned int irq)
/* Clear reverse map for this hwirq */
irq_domain_clear_mapping(domain, hwirq);
+
+ mutex_unlock(&irq_domain_mutex);
}
static int irq_domain_associate_locked(struct irq_domain *domain, unsigned int virq,