Provide an accessor to the effective interrupt affinity mask. Going to be
used to replace open coded fiddling with the irq descriptor.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
include/linux/irq.h | 7 +++++++
1 file changed, 7 insertions(+)
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -907,6 +907,13 @@ struct cpumask *irq_data_get_effective_a
}
#endif
+static inline struct cpumask *irq_get_effective_affinity_mask(unsigned int irq)
+{
+ struct irq_data *d = irq_get_irq_data(irq);
+
+ return d ? irq_data_get_effective_affinity_mask(d) : NULL;
+}
+
unsigned int arch_dynirq_lower_bound(unsigned int from);
int __irq_alloc_descs(int irq, unsigned int from, unsigned int cnt, int node,
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