On Mon, Jun 04, 2018 at 10:48:02AM -0500, Alexandru Gagniuc wrote: > +++ b/drivers/pci/access.c > @@ -223,16 +223,9 @@ int pci_user_read_config_##size \ > (struct pci_dev *dev, int pos, type *val) \ > { \ > int ret = PCIBIOS_SUCCESSFUL; \ > - u32 data = -1; \ > if (PCI_##size##_BAD) \ > return -EINVAL; \ > - raw_spin_lock_irq(&pci_lock); \ > - if (unlikely(dev->block_cfg_access)) \ > - pci_wait_cfg(dev); \ > - ret = dev->bus->ops->read(dev->bus, dev->devfn, \ > - pos, sizeof(type), &data); \ > - raw_spin_unlock_irq(&pci_lock); \ > - *val = (type)data; \ > + ret = pci_read_config_##size(dev, pos, val); \ > return pcibios_err_to_errno(ret); \ > } \ If it wasn't for the block_cfg_access check for user access, this would have been a nice code reuse cleanup.