UBI_PROT_QUEUE_LEN
for ((i) = 0; (i) < UBI_PROT_QUEUE_LEN; (i)++) \
struct list_head pq[UBI_PROT_QUEUE_LEN];
for (i = 0; i < UBI_PROT_QUEUE_LEN; i++)
for (i = 0; i < UBI_PROT_QUEUE_LEN; ++i) {
for (i = 0; i < UBI_PROT_QUEUE_LEN; ++i)
pq_tail = UBI_PROT_QUEUE_LEN - 1;
ubi_assert(pq_tail >= 0 && pq_tail < UBI_PROT_QUEUE_LEN);
if (ubi->pq_head == UBI_PROT_QUEUE_LEN)
ubi_assert(ubi->pq_head >= 0 && ubi->pq_head < UBI_PROT_QUEUE_LEN);