Commit-ID: ef1c2cc88531a967fa97d1ac1f3f8a64ee6910b4 Gitweb: http://git.kernel.org/tip/ef1c2cc88531a967fa97d1ac1f3f8a64ee6910b4 Author: Thomas Gleixner <[email protected]> AuthorDate: Tue, 20 Jun 2017 01:37:45 +0200 Committer: Thomas Gleixner <[email protected]> CommitDate: Thu, 22 Jun 2017 18:21:23 +0200
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: Thomas Gleixner <[email protected]> Cc: Jens Axboe <[email protected]> Cc: Marc Zyngier <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Keith Busch <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Christoph Hellwig <[email protected]> Link: http://lkml.kernel.org/r/[email protected] --- drivers/xen/events/events_base.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index b52852f..2e567d8 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -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)
