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Commit ef1c2cc8 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

xen/events: Add support for effective affinity mask 



Update the effective affinity mask when an interrupt was successfully
targeted to a CPU.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235446.799944725@linutronix.de
parent 0e24f7c9

drivers/xen/events/events_base.c

+5 −1
Original line number Diff line number Diff line
@@ -1343,8 +1343,12 @@ static int set_affinity_irq(struct irq_data *data, const struct cpumask *dest, 
			    bool force)

{

	unsigned tcpu = cpumask_first_and(dest, cpu_online_mask);

	int ret = rebind_irq_to_cpu(data->irq, tcpu);



	return rebind_irq_to_cpu(data->irq, tcpu);

	if (!ret)

		irq_data_update_effective_affinity(data, cpumask_of(tcpu));



	return ret;

}



static void enable_dynirq(struct irq_data *data)