WORK_OFFQ_FLAG_BASE 75 include/linux/workqueue.h __WORK_OFFQ_CANCELING = WORK_OFFQ_FLAG_BASE, WORK_OFFQ_FLAG_BASE 84 include/linux/workqueue.h WORK_OFFQ_POOL_SHIFT = WORK_OFFQ_FLAG_BASE + WORK_OFFQ_FLAG_BITS,