Andiry Xu wrote: > + for (i = 0; i < xhci->msix_count; i++) { > + fn = (irq_handler_t)xhci_msi_irq; > + ret = request_irq(xhci->msix_entries[i].vector, > + fn, 0, "xhci_hcd", xhci_to_hcd(xhci)); > + if (ret) > + goto disable_msix; > + } Are multiple vectors useful if they all use the same interrupt handler that locks the same spinlock? David -- David Vrabel, Senior Software Engineer, Drivers CSR, Churchill House, Cambridge Business Park, Tel: +44 (0)1223 692562 Cowley Road, Cambridge, CB4 0WZ http://www.csr.com/ Member of the CSR plc group of companies. CSR plc registered in England and Wales, registered number 4187346, registered office Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ, United Kingdom -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html