From 3c785e09a039a20517dd9aab9c32d121a19f9d38 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 8 May 2017 18:37:54 +0200 Subject: vlib: do not unbind devices already bound to vfio-pci Change-Id: I739bed5b9d9504d18ee88206e29ebc4ba1b47d28 Signed-off-by: Damjan Marion --- src/vlib/pci/linux_pci.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/vlib') 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"); -- cgit 1.2.3-korg