The PCI subsystem updates were merged this week for the Linux 6.9 kernel. Among the changes are the usual code churn around device-specific quirks and tuning of the power management code. The PCI updates this cycle aren't particularly exciting but when it came to the PCI virtualization-related patches there was just one this cycle and caught my attention that too may be of interest to some Phoronix readers. With Linux 6.9 there is a change to avoid secondary bus reset on the LSI FW643 Firewire c...