Commit-ID: 77f85e66aa8be563ae5804eebf74a78ec6ef5555 Gitweb: http://git.kernel.org/tip/77f85e66aa8be563ae5804eebf74a78ec6ef5555 Author: Thomas Gleixner <tglx@linutronix.de> AuthorDate: Tue, 20 Jun 2017 01:37:31 +0200 Committer: Thomas Gleixner <tglx@linutronix.de> CommitDate: Thu, 22 Jun 2017 18:21:18 +0200
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
--- kernel/irq/cpuhotplug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/irq/cpuhotplug.c b/kernel/irq/cpuhotplug.c index 6f46587..e09cb91 100644 --- a/kernel/irq/cpuhotplug.c +++ b/kernel/irq/cpuhotplug.c @@ -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);
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