Commit-ID: 77f85e66aa8be563ae5804eebf74a78ec6ef5555
Gitweb: http://git.kernel.org/tip/77f85e66aa8be563ae5804eebf74a78ec6ef5555
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 20 Jun 2017 01:37:31 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Keith Busch <keith.busch@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Link: http://lkml.kernel.org/r/20170619235445.681874648@xxxxxxxxxxxxx
---
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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