performance of pci_device_get_{vendor, device}_name() in X server startup

[Mike Travis]

Mikhail Gusarov wrote:
> Twas brillig at 14:26:32 08.06.2010 UTC-07 when jrbarnette at chromium.org
> did gyre and gimble:
> 
>  RB> I'd like advice/opinions on which of these might be the most eagerly
>  RB> embraced (or at any rate, least vigorously opposed :-) ), or whether
>  RB> there's a better idea I've overlooked.
> 
> The Right Thing that immediately comes to mind is fixing libpciaccess
> internals to be able to read data from saner (indexed,
> string-compressed, with common strings merged for different PCI ids)
> file format to avoid problem with linear search altogether. Given
> simplicity of data format it should be nearly trivial task.
> 

Another thought would be to cache the strings related to the devices
attached to the system and save them some place.  Only need to go to
big database if new device is attached.