For reference for HN users who don't know who this is:
> Greg Kroah-Hartman is a major Linux kernel developer. As of April 2013 he is the Linux kernel maintainer for the -stable branch, the staging subsystem, USB, driver core, debugfs, kref, kobject, and the sysfs kernel subsystems, Userspace I/O (with Hans J. Koch), and TTY layer.
> Greg Kroah-Hartman is a major Linux kernel developer. As of April 2013 he is the Linux kernel maintainer for the -stable branch, the staging subsystem, USB, driver core, debugfs, kref, kobject, and the sysfs kernel subsystems, Userspace I/O (with Hans J. Koch), and TTY layer.
From Wikipedia: https://en.wikipedia.org/wiki/Greg_Kroah-Hartman