Slow X startup and Hammering /proc/pci

[Daniel Stone]

On Thu, Jun 01, 2006 at 08:40:42PM +0100, Thomas Leonard wrote:
> On Thu, 01 Jun 2006 13:54:14 -0400, Phillip Ezolt wrote:
> >     I've been investigating gnome startup time for the summer of
> > code, and I've noticed that the startup time for X is on the order of 4
> > seconds. That seems very slow.
> 
> > I've done a little investigation, and it looks like the PCI probe code is
> > going a little crazy.
> 
> I shaved 1.7 seconds off of the startup time here by editing
> hw/xfree86/os-support/bus/Pci.c to stop after finding as many devices as
> there are lines in /proc/bus/pci/devices:
> 
> if (idx < number_of_pci_devices)
> 	tag = pciFindNext();
> else
> 	tag = PCI_NOT_FOUND;
> 
> No idea if this is a good general solution, but it worked for me.

There's a better solution, which I think is still languishing in
Bugzilla.
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