return 0;
}
-int
+void
svm_queue_add_raw (svm_queue_t * q, u8 * elem)
{
i8 *tailp;
- if (PREDICT_FALSE (q->cursize == q->maxsize))
- {
- while (q->cursize == q->maxsize)
- ;
- }
-
tailp = (i8 *) (&q->data[0] + q->elsize * q->tail);
clib_memcpy (tailp, elem, q->elsize);
- q->tail++;
+ q->tail = (q->tail + 1) % q->maxsize;
q->cursize++;
-
- if (q->tail == q->maxsize)
- q->tail = 0;
- return 0;
}
headp = (i8 *) (&q->data[0] + q->elsize * q->head);
clib_memcpy (elem, headp, q->elsize);
- q->head++;
+ q->head = (q->head + 1) % q->maxsize;
q->cursize--;
- if (q->head == q->maxsize)
- q->head = 0;
return 0;
}