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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-08-31 20:12:51 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-08-31 20:12:51 +0200 |
| commit | 9fbd7fd28d1a1053325967670915c12b4b246a61 (patch) | |
| tree | 9a462e5af1e90ef6c68b96fff75cad141e1a784f /kernel/irq | |
| parent | b33394ba5c0974a578c24b2fecbb91a984da5e09 (diff) | |
| parent | ae3efabfadea92a7300f57792ebeb24b5d18469f (diff) | |
| download | linux-9fbd7fd28d1a1053325967670915c12b4b246a61.tar.gz | |
Merge tag 'irqchip-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates for 4.14 from Marc Zyngier: - irqchip-specific part of the monster GICv4 series - new UniPhier AIDET irqchip driver - new variants of some Freescale MSI widget - blanket removal of of_node->full_name in printk - random collection of fixes
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/manage.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 1d1a5b945ab4..573dc52b0806 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -400,8 +400,18 @@ int irq_set_vcpu_affinity(unsigned int irq, void *vcpu_info) return -EINVAL; data = irq_desc_get_irq_data(desc); - chip = irq_data_get_irq_chip(data); - if (chip && chip->irq_set_vcpu_affinity) + do { + chip = irq_data_get_irq_chip(data); + if (chip && chip->irq_set_vcpu_affinity) + break; +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY + data = data->parent_data; +#else + data = NULL; +#endif + } while (data); + + if (data) ret = chip->irq_set_vcpu_affinity(data, vcpu_info); irq_put_desc_unlock(desc, flags); |