Hi Zhang Rui,

Really cool stuff. Can you instead use genetlink?
http://linux-net.osdl.org/index.php/Generic_Netlink_HOWTO 
should help. And if you have more questions post on netdev (not lk).

cheers,
jamal

On Tue, 2007-22-05 at 17:47 +0800, Zhang Rui wrote:

From: Zhang Rui <rui.zhang@intel.com>

Export ACPI events via netlink.
A netlink message is broadcasted when an ACPI event is generated.