On Thu, Apr 22, 2010 at 05:53:30PM -0400, Ron Babich wrote: > I've tried installing the latest version of pciutils from source, with no > change. One thing that might be relevant is that Ubuntu 8.04 ships with > a much newer kernel (2.6.24-27) than the machine I'm comparing against > (CentOS 5.4, kernel version 2.6.18-164), where lspci behaves as expected. Could you post dmesg from the failing machine? Chances are that the kernel has decided that extended PCI config space is inaccessible (generally a BIOS bug). If there's a BIOS upgrade available, this may also help. -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html