* Fix locking related issues like taking locks at right level.
* Convert some variables to atomic, to prevent taking them while
incrementing or decrementing them.
Signed-off-by: LinSysSoft Sahara Team <saharaproj@linsyssoft.com> Signed-off-by: Christopher Harrer <charrer@alacritech.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>