48 	dkioc_free_list_t *dfl;  in dfl_copyin()  local
56 		dfl = kmem_alloc(DFL_SZ(dfl_in->dfl_num_exts), kmflags);  in dfl_copyin()
57 		if (dfl == NULL)  in dfl_copyin()
59 		bcopy(dfl_in, dfl, DFL_SZ(dfl_in->dfl_num_exts));  in dfl_copyin()
69 		dfl = kmem_alloc(DFL_SZ(num_exts), kmflags);  in dfl_copyin()
70 		if (dfl == NULL)  in dfl_copyin()
72 		if (ddi_copyin(arg, dfl, DFL_SZ(num_exts), ddi_flags) != 0 ||  in dfl_copyin()
73 		    dfl->dfl_num_exts != num_exts) {  in dfl_copyin()
74 			kmem_free(dfl, DFL_SZ(num_exts));  in dfl_copyin()
79 	*out = dfl;  in dfl_copyin()
85 dfl_free(dkioc_free_list_t *dfl)  in dfl_free()  argument
87 	kmem_free(dfl, DFL_SZ(dfl->dfl_num_exts));  in dfl_free()
153 dfl_iter(dkioc_free_list_t *dfl, const dkioc_free_info_t *dfi, uint64_t max_off,  in dfl_iter()  argument
208 	if ((r = adjust_exts(dfl, dfi, max_off)) != 0) {  in dfl_iter()
221 	ext = dfl->dfl_exts;  in dfl_iter()
222 	for (i = 0; i < dfl->dfl_num_exts; i++, ext++) {  in dfl_iter()
223 		uint64_t start = dfl->dfl_offset + ext->dfle_start;  in dfl_iter()
246 			if ((r = process_range(dfl, start_idx, i - start_idx,  in dfl_iter()
251 			if ((r = split_extent(dfl, dfi, i, func, arg,  in dfl_iter()
269 			if ((r = process_range(dfl, start_idx, i - start_idx,  in dfl_iter()
291 			if ((r = split_extent(dfl, dfi, i, func, arg,  in dfl_iter()
308 			if ((r = process_range(dfl, start_idx, i - start_idx,  in dfl_iter()
328 		return (func(dfl, arg, kmflag));  in dfl_iter()
331 	r = process_range(dfl, start_idx, i - start_idx, func, arg, kmflag);  in dfl_iter()
334 	dfl_free(dfl);  in dfl_iter()
346 adjust_exts(dkioc_free_list_t *dfl, const dkioc_free_info_t *dfi,  in adjust_exts()  argument
349 	dkioc_free_list_ext_t *exts = dfl->dfl_exts;  in adjust_exts()
357 	for (uint64_t i = 0; i < dfl->dfl_num_exts; i++, exts++) {  in adjust_exts()
367 		uint64_t start = exts->dfle_start + dfl->dfl_offset;  in adjust_exts()
374 		if (start < dfl->dfl_offset || start > (UINT64_MAX - bsize)) {  in adjust_exts()
396 		exts->dfle_start = start - dfl->dfl_offset;  in adjust_exts()
414 process_range(dkioc_free_list_t *dfl, uint64_t start_idx, uint64_t n,  in process_range()  argument
419 	dkioc_free_list_ext_t *exts = dfl->dfl_exts + start_idx;  in process_range()
449 	new_dfl->dfl_flags = dfl->dfl_flags;  in process_range()
451 	new_dfl->dfl_offset = dfl->dfl_offset;  in process_range()
477 split_extent(dkioc_free_list_t *dfl, const dkioc_free_info_t *dfi, uint64_t idx,  in split_extent()  argument
480 	ASSERT3U(idx, <, dfl->dfl_num_exts);  in split_extent()
483 	dkioc_free_list_ext_t	*ext = dfl->dfl_exts + idx;  in split_extent()
496 		uint64_t start = dfl->dfl_offset + ext->dfle_start;  in split_extent()
511 		if ((r = process_range(dfl, idx, 1, func, arg, kmflag)) != 0) {  in split_extent()