Cross Reference: /src/lib/libc/db/hash/hash

Lines Matching refs:bp
111 	BUFHEAD *bp;
119 		bp = prev_bp->ovfl;
120 		if (!bp || (bp->addr != addr))
121 			bp = NULL;
131 		bp = PTROF(segp[segment_ndx]);
136 	if (!bp) {
137 		bp = newbuf(hashp, addr, prev_bp);
138 		if (!bp ||
139 		    __get_page(hashp, bp->page, addr, !prev_bp, is_disk, 0))
143 			    (BUFHEAD *)(void *)((u_long)bp | is_disk_mask);
145 		BUF_REMOVE(bp);
146 		MRU_INSERT(bp);
148 	return (bp);
160 	BUFHEAD *bp;		/* The buffer we're going to use */
168 	bp = LRU;
173 	if (hashp->nbufs || (bp->flags & BUF_PIN)) {
175 		if ((bp = calloc(1, sizeof(BUFHEAD))) == NULL)
177 		if ((bp->page = calloc(1, (size_t)hashp->BSIZE)) == NULL) {
178 			free(bp);
185 		BUF_REMOVE(bp);
190 		if ((bp->addr != 0) || (bp->flags & BUF_BUCKET)) {
195 			shortp = (uint16_t *)(void *)bp->page;
198 			if ((bp->flags & BUF_MOD) && __put_page(hashp, bp->page,
199 			    bp->addr, (int)IS_BUCKET(bp->flags), 0))
209 			if (IS_BUCKET(bp->flags)) {
210 				segment_ndx = bp->addr & (hashp->SGSIZE - 1);
211 				segp = hashp->dir[bp->addr >> hashp->SSHIFT];
215 				    ((bp->flags & BUF_MOD) ||
226 			for (xbp = bp; xbp->ovfl;) {
252 	bp->addr = addr;
255 	    bp->addr, (bp->ovfl ? bp->ovfl->addr : 0), 0);
257 	bp->ovfl = NULL;
266 		    (bp ? bp->addr : 0));
268 		prev_bp->ovfl = bp;
269 		bp->flags = 0;
271 		bp->flags = BUF_BUCKET;
272 	MRU_INSERT(bp);
273 	return (bp);
302 	BUFHEAD *bp;
307 	for (bp = LRU; bp != &hashp->bufhead;) {
309 		if (bp->addr || IS_BUCKET(bp->flags)) {
310 			if (to_disk && (bp->flags & BUF_MOD) &&
311 			    __put_page(hashp, bp->page,
312 			    bp->addr, IS_BUCKET(bp->flags), 0))
317 			if (bp->page) {
318 				(void)memset(bp->page, 0, (size_t)hashp->BSIZE);
319 				free(bp->page);
321 			BUF_REMOVE(bp);
322 			free(bp);
323 			bp = LRU;
325 			bp = bp->prev;
331 __reclaim_buf(HTAB *hashp, BUFHEAD *bp)
333 	bp->ovfl = 0;
334 	bp->addr = 0;
335 	bp->flags = 0;
336 	BUF_REMOVE(bp);
337 	LRU_INSERT(bp);
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