Lines Matching refs:hashp
87 #define MRU hashp->bufhead.next
88 #define LRU hashp->bufhead.prev
90 #define MRU_INSERT(B) BUF_INSERT((B), &hashp->bufhead)
103 __get_buf(HTAB *hashp, u_int32_t addr,
122 segment_ndx = addr & (hashp->SGSIZE - 1);
125 segp = hashp->dir[addr >> hashp->SSHIFT];
131 is_disk = is_disk_mask || !hashp->new_file;
135 bp = newbuf(hashp, addr, prev_bp);
137 __get_page(hashp, bp->page, addr, !prev_bp, is_disk, 0))
156 newbuf(HTAB *hashp, u_int32_t addr, BUFHEAD *prev_bp)
169 if (bp == hashp->cpage) {
176 if (hashp->nbufs == 0 && prev_bp && bp->ovfl) {
181 hashp->nbufs++;
191 if (hashp->nbufs || (bp->flags & BUF_PIN) || bp == hashp->cpage) {
195 if ((bp->page = (char *)calloc(1, hashp->BSIZE)) == NULL) {
199 if (hashp->nbufs)
200 hashp->nbufs--;
216 if ((bp->flags & BUF_MOD) && __put_page(hashp, bp->page,
228 segment_ndx = bp->addr & (hashp->SGSIZE - 1);
229 segp = hashp->dir[bp->addr >> hashp->SSHIFT];
234 if (hashp->new_file &&
260 if ((xbp->flags & BUF_MOD) && __put_page(hashp,
297 __buf_init(HTAB *hashp, int nbytes)
302 bfp = &(hashp->bufhead);
303 npages = (nbytes + hashp->BSIZE - 1) >> hashp->BSHIFT;
306 hashp->nbufs = npages;
320 __buf_free(HTAB *hashp, int do_free, int to_disk)
327 for (bp = LRU; bp != &hashp->bufhead;) {
331 __put_page(hashp, bp->page,
338 (void)memset(bp->page, 0, hashp->BSIZE);
351 __reclaim_buf(HTAB *hashp, BUFHEAD *bp)