Commit 3e238012 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

genirq: Provide irq_get_effective_affinity() 



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: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201210194042.967177918@linutronix.de
parent f1c6306c

include/linux/irq.h

+7 −0
Original line number Diff line number Diff line
@@ -906,6 +906,13 @@ struct cpumask *irq_data_get_effective_affinity_mask(struct irq_data *d) 
}

#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,