893bfc3cc8
When vfio device is reset(encounter FLR, or bus reset), if need to do bus reset(vfio_pci_hot_reset_one is called), vfio_pci_pre_reset & vfio_pci_post_reset will be called twice. Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>