On Tue, Jul 13, 2021 at 02:50:42PM -0400, Laurence Oberman wrote: > Customers have been reporting that the I/O is radically being > slowed down to HPE virtual USB ILO served DVD images during installation. Side note: Simple changing - retval = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_LEGACY | PCI_IRQ_MSI); + retval = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_LEGACY); should have the same effect without touching tons of a good code. -- With Best Regards, Andy Shevchenko