tree 3c7e1261de32c7be5fa5395234b136b21f90484a
parent b3131e438e50861b75c03c8dbc808b28c15f3410
author Stefano Garzarella <stefanogarzarella@gmail.com> 1544549155 +0100
committer Paolo Bonzini <bonzini@gnu.org> 1544549155 +0100

pci: improve PCI bus discovery

When we discovery devices on a PCI BUS, we block bridges, and
we use PCI_SECONDARY_BUS to create a linked list of bridges to
recursively setup new buses. This avoids a second visit of all the
addresses on the bus.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>