CHECK: Lines should not end with a '('
CHECK: No space is necessary after a cast
CHECK: extern prototypes should be avoided in .h files
CHECK: spaces preferred around that '*' (ctx:VxV)
WARNING: externs should be avoided in .c files
WARNING: line length of 89 exceeds 80 columns
WARNING: line length of 92 exceeds 80 columns
WARNING: use of RCU tasks trace is incorrect outside BPF or core RCU code