pnfrac            748 drivers/char/random.c 		int pnfrac = nfrac;
pnfrac            753 drivers/char/random.c 			unsigned int anfrac = min(pnfrac, pool_size/2);
pnfrac            758 drivers/char/random.c 			pnfrac -= anfrac;
pnfrac            759 drivers/char/random.c 		} while (unlikely(entropy_count < pool_size-2 && pnfrac));