DECAY_BITS         71 drivers/ras/cec.c #define DECAY_MASK		((1ULL << DECAY_BITS) - 1)
DECAY_BITS         78 drivers/ras/cec.c #define CLEAN_ELEMS		(MAX_ELEMS >> DECAY_BITS)
DECAY_BITS         81 drivers/ras/cec.c #define COUNT_BITS		(PAGE_SHIFT - DECAY_BITS)