diff options
Diffstat (limited to 'arch/ia64/kernel/msi_ia64.c')
| -rw-r--r-- | arch/ia64/kernel/msi_ia64.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c index c81080df70df..1d22670cc88b 100644 --- a/arch/ia64/kernel/msi_ia64.c +++ b/arch/ia64/kernel/msi_ia64.c @@ -52,6 +52,11 @@ static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask) struct msi_msg msg; u32 addr; + /* IRQ migration across domain is not supported yet */ + cpus_and(cpu_mask, cpu_mask, irq_to_domain(irq)); + if (cpus_empty(cpu_mask)) + return; + read_msi_msg(irq, &msg); addr = msg.address_lo; @@ -69,13 +74,15 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) struct msi_msg msg; unsigned long dest_phys_id; int irq, vector; + cpumask_t mask; irq = create_irq(); if (irq < 0) return irq; set_irq_msi(irq, desc); - dest_phys_id = cpu_physical_id(first_cpu(cpu_online_map)); + cpus_and(mask, irq_to_domain(irq), cpu_online_map); + dest_phys_id = cpu_physical_id(first_cpu(mask)); vector = irq_to_vector(irq); msg.address_hi = 0; |