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genirq/cpuhotplug: Set force affinity flag on hotplug migration

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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
This commit is contained in:
Thomas Gleixner 2017-06-20 01:37:31 +02:00
parent 47a06d3a78
commit 77f85e66aa
1 changed files with 1 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

2
kernel/irq/cpuhotplug.c
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@ -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);