THREAD_CAN_SLEEP
if ((td->td_pflags & TDP_ITHREAD) != 0 || !THREAD_CAN_SLEEP()) {
if (sleep && THREAD_CAN_SLEEP())
if (sleep && THREAD_CAN_SLEEP())
(bp->bio_flags & BIO_UNMAPPED) == 0 || THREAD_CAN_SLEEP()) &&
if (!THREAD_CAN_SLEEP() || curthread->td_vslock_sz > 0 ||
if (__predict_false(!THREAD_CAN_SLEEP())) {
MPASS(!THREAD_CAN_SLEEP());
if (THREAD_CAN_SLEEP())
if (__predict_false(!THREAD_CAN_SLEEP())) {
if (__predict_false(!THREAD_CAN_SLEEP())) {
if (THREAD_CAN_SLEEP())