MAX_PERIOD 36 arch/m68k/amiga/amisound.c #define MAX_PERIOD (65535) MAX_PERIOD 72 arch/sparc/kernel/perf_event.c #define MAX_PERIOD ((1UL << 32) - 1) MAX_PERIOD 218 block/blk-iocost.c MAX_PERIOD = USEC_PER_SEC,