diff options
| -rw-r--r-- | drivers/pci/iov.c | 6 | ||||
| -rw-r--r-- | include/linux/pci.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index 408db232a328..3aa115ed3a65 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -257,6 +257,9 @@ static int sriov_add_vfs(struct pci_dev *dev, u16 num_vfs) unsigned int i; int rc; + if (dev->no_vf_scan) + return 0; + for (i = 0; i < num_vfs; i++) { rc = pci_iov_add_virtfn(dev, i); if (rc) @@ -385,6 +388,9 @@ static void sriov_del_vfs(struct pci_dev *dev) struct pci_sriov *iov = dev->sriov; int i; + if (dev->no_vf_scan) + return; + for (i = 0; i < iov->num_VFs; i++) pci_iov_remove_virtfn(dev, i); } diff --git a/include/linux/pci.h b/include/linux/pci.h index 11c71c4ecf75..f9bc7651c406 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -405,6 +405,7 @@ struct pci_dev { unsigned int non_compliant_bars:1; /* Broken BARs; ignore them */ unsigned int is_probed:1; /* Device probing in progress */ unsigned int link_active_reporting:1;/* Device capable of reporting link active */ + unsigned int no_vf_scan:1; /* Don't scan for VFs after IOV enablement */ pci_dev_flags_t dev_flags; atomic_t enable_cnt; /* pci_enable_device has been called */ |