On Tue, 2021-07-13 at 23:33 +0300, Andy Shevchenko wrote: > 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. > Andy and Alan, I tested this and as expected it worked as well. However David has given me a possible ehci fix which would be the best outcome you wanted, I am testing that now and will follow up tomorrow. Regards Laurence