When originally implemented, the octasic calls where protected by the big kernel
lock. This change now allows the octasic library to control it's synchronization
as originally intended.
It would still be worthwhile to completely make the oct612x library
kernel-compliant.
Signed-off-by: Shaun Ruffell <sruffell@digium.com>
Signed-off-by: Russ Meyerriecks <rmeyerriecks@digium.com>