bsd/vfs/vfs_cluster.c

6067 	int		nsize, active_buckets, index, copycount;
6144 			/* get new index */
6146 			kret = vfs_drt_get_index(&cmap, offset, &index, 1);
6150 				index = 0;
6153 			DRT_HASH_COPY(ocmap, i, cmap, index);
6199 	int		index;
6203 	index = DRT_HASH(cmap, offset);
6211 		if (DRT_HASH_VACANT(cmap, index))
6217 		if (DRT_HASH_GET_ADDRESS(cmap, index) == offset) {
6218 			*indexp = index;
6225 		index = DRT_HASH_NEXT(cmap, index);
6244 	u_int32_t	index;
6256 	index = DRT_HASH(cmap, offset);
6258 	/* scan from the index forwards looking for a vacant slot */
6261 		if (DRT_HASH_VACANT(cmap, index) || DRT_HASH_GET_COUNT(cmap,index) == 0) {
6263 			if (index < cmap->scm_lastclean)
6264 				cmap->scm_lastclean = index;
6265 			DRT_HASH_SET_ADDRESS(cmap, index, offset);
6266 			DRT_HASH_SET_COUNT(cmap, index, 0);
6267 			DRT_BITVECTOR_CLEAR(cmap, index);
6268 			*indexp = index;
6273 		index = DRT_HASH_NEXT(cmap, index);
6305 	int		i, index, pgoff, pgcount, setcount, ecount;
6335 		 * Get the hashtable index for this offset.
6340 		kret = vfs_drt_get_index(cmapp, offset, &index, 0);
6361 		ecount = DRT_HASH_GET_COUNT(cmap, index);
6364 				if (!DRT_HASH_TEST_BIT(cmap, index, pgoff + i)) {
6365 					DRT_HASH_SET_BIT(cmap, index, pgoff + i);
6370 				if (DRT_HASH_TEST_BIT(cmap, index, pgoff + i)) {
6371 					DRT_HASH_CLEAR_BIT(cmap, index, pgoff + i);
6377 		DRT_HASH_SET_COUNT(cmap, index, ecount);
6456 	int		index, i, fs, ls;
6465 	        index = DRT_HASH(cmap, offset);
6467 	        if (DRT_HASH_VACANT(cmap, index) || (DRT_HASH_GET_COUNT(cmap, index) == 0))
6474 		        if (DRT_HASH_TEST_BIT(cmap, index, i)) {
6484 			if (!DRT_HASH_TEST_BIT(cmap, index, i))
6489 		offset = DRT_HASH_GET_ADDRESS(cmap, index) + (PAGE_SIZE * fs);
6492 		cmap->scm_lastclean = index;
6578         int index, i;
6581 	for (index = 0; index < cmap->scm_modulus; index++) {
6582 	        if (DRT_HASH_VACANT(cmap, index))
6586 			if (DRT_HASH_TEST_BIT(cmap, index, i))
6589 		if (bits_on != DRT_HASH_GET_COUNT(cmap, index))
6590 		        panic("bits_on = %d,  index = %d\n", bits_on, index);