this_cpu_sub 519 include/linux/percpu-defs.h #define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val)) this_cpu_sub 37 tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h #define this_cpu_sub(pcp, n) this_cpu_add(pcp, -(typeof(pcp)) (n))