pcibios_read_config_dword (man9)
pcibios_read_config_dword − read a double word of data from the configuration space of the PCI bus
pcibios_read_config_dword − read a double word of data from the configuration space of the PCI bus
request_irq, free_irq − register an interrupt handler
skb_queue_head_init − prepare an sk_buff_head for use
MAP_NR − get memory map index for page in kernel memory
pcibios_strerror − Convert BIOS32 return codes to strings
proc_net_register, proc_net_unregister − register network entries in the /proc filesystem
save_flags, restore_flags − save/restore processor state and irq mask
register_chrdev, unregister_chrdev − register a driver major number
__skb_unlink, skb_unlink − remove an sk_buff from its list
MOD_INC_USE_COUNT, MOD_DEC_USE_COUNT − Support reference counting of modules