Getting ready to return an error from pci_reset_bridge_secondary_bus() when device is unreachable.
Signed-off-by: Sinan Kaya <ok...@codeaurora.org> Reviewed-by: Christoph Hellwig <h...@lst.de> --- drivers/pci/pci.c | 4 +++- include/linux/pci.h | 2 +- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 09eae93..eae04aa 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4157,9 +4157,11 @@ void __weak pcibios_reset_secondary_bus(struct pci_dev *dev) * Use the bridge control register to assert reset on the secondary bus. * Devices on the secondary bus are left in power-on state. */ -void pci_reset_bridge_secondary_bus(struct pci_dev *dev) +int pci_reset_bridge_secondary_bus(struct pci_dev *dev) { pcibios_reset_secondary_bus(dev); + + return 0; } EXPORT_SYMBOL_GPL(pci_reset_bridge_secondary_bus); diff --git a/include/linux/pci.h b/include/linux/pci.h index 0c1335a..dbd2ad2 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1094,7 +1094,7 @@ int pcie_get_minimum_link(struct pci_dev *dev, enum pci_bus_speed *speed, int pci_try_reset_bus(struct pci_bus *bus); void pci_reset_secondary_bus(struct pci_dev *dev); void pcibios_reset_secondary_bus(struct pci_dev *dev); -void pci_reset_bridge_secondary_bus(struct pci_dev *dev); +int pci_reset_bridge_secondary_bus(struct pci_dev *dev); void pci_update_resource(struct pci_dev *dev, int resno); int __must_check pci_assign_resource(struct pci_dev *dev, int i); int __must_check pci_reassign_resource(struct pci_dev *dev, int i, resource_size_t add_size, resource_size_t align); -- 1.9.1