Kernel Space: Progress on ACPI and Power Management

“Len Brown can only be a glutton for punishment; he is, after
all, the maintainer of the Linux ACPI subsystem. That is a
difficult position to be in: ACPI involves getting into the BIOS
layer, an area of system software which is not always known for
careful, high-quality work. Supporting ACPI is a complex task
which, among other things, requires the embedding of a specialized
interpreter within the kernel, a hard sell at best. Even with that
background in mind, one must wonder just how much masochism is
required to lead one to deliver three separate talks at the 2007
Ottawa Linux Symposium. That is just what Len did, however; the end
result was a good view into several aspects of the power management
problem…”

Complete
Story