Tom L Nguyen (source code)

= Tom L Nguyen
{c}

<Tom L Nguyen> is the author credited on the Linux kernel's guide to the <PCI Express> port bus driver, with an Intel email address in its byline. The guide explains how a single port can provide several services, including hot-plug handling and error reporting, while the ordinary driver model associates one driver with a device.<The PCI Express Port Bus Driver Guide HOWTO>[Author byline and §§2.2–2.3]{ref}

The port bus driver coordinates those services so separate service drivers can coexist instead of competing to claim the same bridge. This is a concrete example of dividing <operating-system kernel> responsibilities around one physical device. The cited document establishes the technical authorship; it does not justify expanding the name's initials or assigning a biography to a namesake.