In commit 
f5e5bf088bd3d30990efb7429aaf9f1e5134ffd6
  ia64: Use irqd_irq_disabled() instead of desc->status access
Thomas forgot to convert from irq to *irq_data.
Add a call to irq_get_irq_data() to fix that.
Signed-off-by: Tony Luck <tony.luck@intel.com>
 
        pci_provider = sn_pci_provider[sn_irq_info->irq_bridge_type];
 
        /* Don't force an interrupt if the irq has been disabled */
-       if (!irqd_irq_disabled(sn_irq_info->irq_irq) &&
+       if (!irqd_irq_disabled(irq_get_irq_data(sn_irq_info->irq_irq)) &&
            pci_provider && pci_provider->force_interrupt)
                (*pci_provider->force_interrupt)(sn_irq_info);
 }