Lines Matching defs:overhead
67 * The overhead on a block is at least 4 bytes. When free, this space
76 union overhead {
77 union overhead *ov_next; /* when free */
93 * (FIRST_BUCKET_SIZE << i). The overhead information precedes the data
98 static union overhead *nextf[NBUCKETS];
113 union overhead *op;
173 union overhead *op;
189 op = (union overhead *)pagepool_start;
198 op->ov_next = (union overhead *)((caddr_t)op + sz);
199 op = (union overhead *)((caddr_t)op + sz);
207 union overhead *op;
211 op = (union overhead *)((caddr_t)cp - sizeof (union overhead));
224 union overhead *op;
229 op = (union overhead *)((caddr_t)cp - sizeof (union overhead));