HWSPINLOCK_RETRY_DELAY_US  225 drivers/hwspinlock/hwspinlock_core.c 			udelay(HWSPINLOCK_RETRY_DELAY_US);
HWSPINLOCK_RETRY_DELAY_US  226 drivers/hwspinlock/hwspinlock_core.c 			atomic_delay += HWSPINLOCK_RETRY_DELAY_US;