vlib: avoid pci scan without registrations
Type: improvement
Signed-off-by: Vladimir Zhigulin <scripath96@gmail.com>
Change-Id: Id1d78a36cec10a01fbf266b016ba364519e5cb66
diff --git a/src/vlib/linux/pci.c b/src/vlib/linux/pci.c
index f7c63bc..29ca3d9 100644
--- a/src/vlib/linux/pci.c
+++ b/src/vlib/linux/pci.c
@@ -1561,14 +1561,17 @@
ASSERT (sizeof (vlib_pci_addr_t) == sizeof (u32));
- addrs = vlib_pci_get_all_dev_addrs ();
- vec_foreach (addr, addrs)
+ if (pm->pci_device_registrations)
{
- vlib_pci_device_info_t *d;
- if ((d = vlib_pci_get_device_info (vm, addr, 0)))
+ addrs = vlib_pci_get_all_dev_addrs ();
+ vec_foreach (addr, addrs)
{
- init_device_from_registered (vm, d);
- vlib_pci_free_device_info (d);
+ vlib_pci_device_info_t *d;
+ if ((d = vlib_pci_get_device_info (vm, addr, 0)))
+ {
+ init_device_from_registered (vm, d);
+ vlib_pci_free_device_info (d);
+ }
}
}