27 static void cleanup_unstripe(struct unstripe_c *uc, struct dm_target *ti)  in cleanup_unstripe()  argument
30 		dm_put_device(ti, uc->dev);  in cleanup_unstripe()
38 static int unstripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)  in unstripe_ctr()  argument
46 		ti->error = "Invalid number of arguments";  in unstripe_ctr()
52 		ti->error = "Memory allocation for unstriped context failed";  in unstripe_ctr()
57 		ti->error = "Invalid stripe count";  in unstripe_ctr()
62 		ti->error = "Invalid chunk_size";  in unstripe_ctr()
67 		ti->error = "Invalid stripe number";  in unstripe_ctr()
72 		ti->error = "Please provide stripe between [0, # of stripes]";  in unstripe_ctr()
76 	if (dm_get_device(ti, argv[3], dm_table_get_mode(ti->table), &uc->dev)) {  in unstripe_ctr()
77 		ti->error = "Couldn't get striped device";  in unstripe_ctr()
82 		ti->error = "Invalid striped device offset";  in unstripe_ctr()
91 	tmp_len = ti->len;  in unstripe_ctr()
93 		ti->error = "Target length not divisible by chunk size";  in unstripe_ctr()
97 	if (dm_set_target_max_io_len(ti, uc->chunk_size)) {  in unstripe_ctr()
98 		ti->error = "Failed to set max io len";  in unstripe_ctr()
102 	ti->private = uc;  in unstripe_ctr()
105 	cleanup_unstripe(uc, ti);  in unstripe_ctr()
109 static void unstripe_dtr(struct dm_target *ti)  in unstripe_dtr()  argument
111 	struct unstripe_c *uc = ti->private;  in unstripe_dtr()
113 	cleanup_unstripe(uc, ti);  in unstripe_dtr()
116 static sector_t map_to_core(struct dm_target *ti, struct bio *bio)  in map_to_core()  argument
118 	struct unstripe_c *uc = ti->private;  in map_to_core()
134 static int unstripe_map(struct dm_target *ti, struct bio *bio)  in unstripe_map()  argument
136 	struct unstripe_c *uc = ti->private;  in unstripe_map()
139 	bio->bi_iter.bi_sector = map_to_core(ti, bio) + uc->physical_start;  in unstripe_map()
144 static void unstripe_status(struct dm_target *ti, status_type_t type,  in unstripe_status()  argument
147 	struct unstripe_c *uc = ti->private;  in unstripe_status()
166 static int unstripe_iterate_devices(struct dm_target *ti,  in unstripe_iterate_devices()  argument
169 	struct unstripe_c *uc = ti->private;  in unstripe_iterate_devices()
171 	return fn(ti, uc->dev, uc->physical_start, ti->len, data);  in unstripe_iterate_devices()
174 static void unstripe_io_hints(struct dm_target *ti,  in unstripe_io_hints()  argument
177 	struct unstripe_c *uc = ti->private;  in unstripe_io_hints()