__this_cpu_add_return 488 include/linux/percpu-defs.h #define __this_cpu_sub_return(pcp, val) __this_cpu_add_return(pcp, -(typeof(pcp))(val)) __this_cpu_add_return 489 include/linux/percpu-defs.h #define __this_cpu_inc_return(pcp) __this_cpu_add_return(pcp, 1) __this_cpu_add_return 490 include/linux/percpu-defs.h #define __this_cpu_dec_return(pcp) __this_cpu_add_return(pcp, -1)