alloc_perm_bits
if (alloc_perm_bits(perm, pci_cap_length[PCI_CAP_ID_AF]))
if (alloc_perm_bits(perm, pci_ext_cap_length[PCI_EXT_CAP_ID_ERR]))
if (alloc_perm_bits(perm, pci_ext_cap_length[PCI_EXT_CAP_ID_PWR]))
if (alloc_perm_bits(perm, len))
if (alloc_perm_bits(perm, PCI_STD_HEADER_SIZEOF))
if (alloc_perm_bits(perm, pci_cap_length[PCI_CAP_ID_PM]))
if (alloc_perm_bits(perm, pci_cap_length[PCI_CAP_ID_VPD]))
if (alloc_perm_bits(perm, PCI_CAP_PCIX_SIZEOF_V2))
if (alloc_perm_bits(perm, PCI_CAP_EXP_ENDPOINT_SIZEOF_V2))