From: Lennert Buytenhek The vendor_compatible and device_compatible fields in struct pci_dev aren't used anywhere, and are somewhat pointless. Assuming that these are historical artifacts, remove them. Signed-off-by: Lennert Buytenhek Cc: Greg KH Signed-off-by: Andrew Morton --- include/linux/pci.h | 5 ----- 1 file changed, 5 deletions(-) diff -puN include/linux/pci.h~pci-get-rid-of-pci_devvendordevice_compatible-fields include/linux/pci.h --- a/include/linux/pci.h~pci-get-rid-of-pci_devvendordevice_compatible-fields +++ a/include/linux/pci.h @@ -66,7 +66,6 @@ enum pci_mmap_state { #define PCI_DMA_FROMDEVICE 2 #define PCI_DMA_NONE 3 -#define DEVICE_COUNT_COMPATIBLE 4 #define DEVICE_COUNT_RESOURCE 12 typedef int __bitwise pci_power_t; @@ -167,10 +166,6 @@ struct pci_dev { pci_channel_state_t error_state; /* current connectivity state */ struct device dev; /* Generic device interface */ - /* device is compatible with these IDs */ - unsigned short vendor_compatible[DEVICE_COUNT_COMPATIBLE]; - unsigned short device_compatible[DEVICE_COUNT_COMPATIBLE]; - int cfg_size; /* Size of configuration space */ /* _