54 write_record(dmu_diffarg_t *da)  in write_record()  argument
59 	if (da->da_ddr.ddr_type == DDR_NONE) {  in write_record()
60 		da->da_err = 0;  in write_record()
64 	fp = da->da_fp;  in write_record()
65 	da->da_err = zfs_file_write(fp, (caddr_t)&da->da_ddr,  in write_record()
66 	    sizeof (da->da_ddr), &resid);  in write_record()
67 	*da->da_offp += sizeof (da->da_ddr);  in write_record()
68 	return (da->da_err);  in write_record()
72 report_free_dnode_range(dmu_diffarg_t *da, uint64_t first, uint64_t last)  in report_free_dnode_range()  argument
75 	if (da->da_ddr.ddr_type != DDR_FREE ||  in report_free_dnode_range()
76 	    first != da->da_ddr.ddr_last + 1) {  in report_free_dnode_range()
77 		if (write_record(da) != 0)  in report_free_dnode_range()
78 			return (da->da_err);  in report_free_dnode_range()
79 		da->da_ddr.ddr_type = DDR_FREE;  in report_free_dnode_range()
80 		da->da_ddr.ddr_first = first;  in report_free_dnode_range()
81 		da->da_ddr.ddr_last = last;  in report_free_dnode_range()
84 	da->da_ddr.ddr_last = last;  in report_free_dnode_range()
89 report_dnode(dmu_diffarg_t *da, uint64_t object, dnode_phys_t *dnp)  in report_dnode()  argument
93 		return (report_free_dnode_range(da, object, object));  in report_dnode()
95 	if (da->da_ddr.ddr_type != DDR_INUSE ||  in report_dnode()
96 	    object != da->da_ddr.ddr_last + 1) {  in report_dnode()
97 		if (write_record(da) != 0)  in report_dnode()
98 			return (da->da_err);  in report_dnode()
99 		da->da_ddr.ddr_type = DDR_INUSE;  in report_dnode()
100 		da->da_ddr.ddr_first = da->da_ddr.ddr_last = object;  in report_dnode()
103 	da->da_ddr.ddr_last = object;  in report_dnode()
116 	dmu_diffarg_t *da = arg;  in diff_cb()  local
130 		err = report_free_dnode_range(da, dnobj,  in diff_cb()
153 			err = report_dnode(da, dnobj, blk+i);  in diff_cb()
170 	dmu_diffarg_t da;  in dmu_diff()  local
211 	da.da_fp = fp;  in dmu_diff()
212 	da.da_offp = offp;  in dmu_diff()
213 	da.da_ddr.ddr_type = DDR_NONE;  in dmu_diff()
214 	da.da_ddr.ddr_first = da.da_ddr.ddr_last = 0;  in dmu_diff()
215 	da.da_err = 0;  in dmu_diff()
227 	    diff_cb, &da);  in dmu_diff()
230 		da.da_err = error;  in dmu_diff()
233 		(void) write_record(&da);  in dmu_diff()
239 	return (da.da_err);  in dmu_diff()