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-rw-r--r--src/vlib/pci/linux_pci.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/vlib/pci/linux_pci.c b/src/vlib/pci/linux_pci.c
index f9ee47ac145..d43361aa48c 100644
--- a/src/vlib/pci/linux_pci.c
+++ b/src/vlib/pci/linux_pci.c
@@ -109,6 +109,11 @@ vlib_pci_bind_to_uio (vlib_pci_device_t * d, char *uio_driver_name)
goto done;
vec_reset_length (s);
+ s = format (s, "%v/iommu_group%c", dev_dir_name, 0);
+ if (access ((char *) s, F_OK) == 0)
+ goto done;
+ vec_reset_length (s);
+
/* walk trough all linux interfaces and if interface belonging to
this device is founf check if interface is admin up */
dir = opendir ("/sys/class/net");