Commit 77f85e66 authored Jun 20, 2017 by Thomas Gleixner

genirq/cpuhotplug: Set force affinity flag on hotplug migration



Set the force migration flag when migrating interrupts away from an
outgoing CPU.

Signed-off-by: Thomas 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/20170619235445.681874648@linutronix.de

parent 47a06d3a

kernel/irq/cpuhotplug.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -79,7 +79,7 @@ static bool migrate_one_irq(struct irq_desc *desc)
		brokeaff = true;
		}

		err = irq_do_set_affinity(d, affinity, false);
		err = irq_do_set_affinity(d, affinity, true);
		if (err) {
		pr_warn_ratelimited("IRQ%u: set affinity failed(%d).\n",
		d->irq, err);