On 20/01/15 02:21, Jiang Liu wrote: > Xen overrides __acpi_register_gsi and leaves __acpi_unregister_gsi as is. > That means, an IRQ allocated by acpi_register_gsi_xen_hvm() or > acpi_register_gsi_xen() will be freed by acpi_unregister_gsi_ioapic(), > which may cause undesired effects. So override __acpi_unregister_gsi to > NULL for safety. Reviewed-by: David Vrabel <david.vrabel@xxxxxxxxxx> Thanks. David -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html