LinuxDevices.com: Using the Linux proc Filesystem in Embedded Systems
Apr 01, 2003, 07:00 (0 Talkback[s])
(Other stories by Nicholas McGuire)
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"The proc file system is a well established and widely used
interface in the Linux kernel. Since the late 0.99.X releases of
the Linux kernel, the proc file system has been included in the
official kernel releases and has been used in many Linux systems.
Its virtual file system interface allows both the inspection of
kernel internal data structures and the manipulation of these data
structures without requiring additional non-volatile memory.
"Although the initial uses of proc focused primarily on network
issues, additional applications quickly began using proc files in
order to simplify administrative and debug tasks. In the early
releases, the proc API was fairly complex; but as of Linux kernel
2.4.X, the interface has become much more user-friendly..."