[PATCH] udevadm-info: Don't access sysfs entries backing device I/O port space

I've been working on identifying the root cause of an issue exposed by 'udevadm' that was first exposed on the linux-pci mail list [1] and believe that there is now enough of an understanding to propose a fix. What was originally witnessed was the platform hanging after "udevadm info

[PATCH] udevadm-info: Don't access sysfs entries backing device I/O port space

I've been working on identifying the root cause of an issue exposed by 'udevadm' that was first exposed on the linux-pci mail list [1] and believe that there is now enough of an understanding to propose a fix. What was originally witnessed was the platform hanging after udevadm info