On Thu, Feb 14, 2013 at 8:12 PM, Michael S. Tsirkin <m...@redhat.com> wrote: >> >> Is there an actual real problem that needs fixing? > > Yes. Guests sometimes cause device BARs to temporary overlap > the APIC range during BAR sizing. It works fine on a physical > system but fails on KVM since pci has same priority. > > See the report: > [BUG] Guest OS hangs on boot when 64bit BAR present >
Is PCI_COMMAND_MEMORY set while this is going on?
