BQ_AGE
bp = TAILQ_FIRST(&bufqueues[BQ_AGE]);
TAILQ_REMOVE(&bufqueues[BQ_AGE], bp, b_freelist);
TAILQ_INSERT_TAIL(&bufqueues[BQ_AGE], bp, b_freelist);
KDASSERT(checkfreelist(bp, &bufqueues[BQ_AGE], 0));
bufq = &bufqueues[BQ_AGE];
bufq = &bufqueues[BQ_AGE];
if ((bp = TAILQ_FIRST(&bufqueues[BQ_AGE].bq_queue)) != NULL) {
if (TAILQ_FIRST(&bufqueues[BQ_AGE].bq_queue) != NULL)
ninvalid += bufqueues[BQ_AGE].bq_bytes;