CHECK: Lines should not end with a '('
CHECK: Macro argument 'S' may be better as '(S)' to avoid precedence issues
CHECK: Macro argument 'SIZE' may be better as '(SIZE)' to avoid precedence issues
CHECK: No space is necessary after a cast
CHECK: Please don't use multiple blank lines
CHECK: spinlock_t definition without comment
WARNING: line length of 83 exceeds 80 columns