diff options
| -rw-r--r-- | drivers/pci/pci.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 59e0949fb079..4821c22eca1f 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4884,6 +4884,9 @@ void __weak pcibios_reset_secondary_bus(struct pci_dev *dev) int pci_bridge_secondary_bus_reset(struct pci_dev *dev) { lock_map_assert_held(&dev->cfg_access_lock); + if (!dev->block_cfg_access) + pci_warn_once(dev, "unlocked secondary bus reset via: %pS\n", + __builtin_return_address(0)); pcibios_reset_secondary_bus(dev); return pci_bridge_wait_for_secondary_bus(dev, "bus reset"); |