9 #include "dm-exception-store.h"
65  * 'dm-exception-store-<type_name>' is too long of a name in my
67  * containing exception store implementations be 'dm-exstore-<type_name>'.
143 static int set_chunk_size(struct dm_exception_store *store,  in set_chunk_size()  argument
154 		store->chunk_size = store->chunk_mask = store->chunk_shift = 0;  in set_chunk_size()
158 	return dm_exception_store_set_chunk_size(store, chunk_size, error);  in set_chunk_size()
161 int dm_exception_store_set_chunk_size(struct dm_exception_store *store,  in dm_exception_store_set_chunk_size()  argument
173 	    (bdev_logical_block_size(dm_snap_cow(store->snap)->bdev) >> 9) ||  in dm_exception_store_set_chunk_size()
175 	    (bdev_logical_block_size(dm_snap_origin(store->snap)->bdev) >> 9)) {  in dm_exception_store_set_chunk_size()
185 	store->chunk_size = chunk_size;  in dm_exception_store_set_chunk_size()
186 	store->chunk_mask = chunk_size - 1;  in dm_exception_store_set_chunk_size()
187 	store->chunk_shift = __ffs(chunk_size);  in dm_exception_store_set_chunk_size()
195 			      struct dm_exception_store **store)  in dm_exception_store_create()  argument
203 		ti->error = "Insufficient exception store arguments";  in dm_exception_store_create()
209 		ti->error = "Exception store allocation failed";  in dm_exception_store_create()
219 		ti->error = "Exception store type is not P or N";  in dm_exception_store_create()
225 		ti->error = "Exception store type not recognised";  in dm_exception_store_create()
239 		ti->error = "Exception store type constructor failed";  in dm_exception_store_create()
244 	*store = tmp_store;  in dm_exception_store_create()
255 void dm_exception_store_destroy(struct dm_exception_store *store)  in dm_exception_store_destroy()  argument
257 	store->type->dtr(store);  in dm_exception_store_destroy()
258 	put_type(store->type);  in dm_exception_store_destroy()
259 	kfree(store);  in dm_exception_store_destroy()
269 		DMERR("Unable to register transient exception store type.");  in dm_exception_store_init()
275 		DMERR("Unable to register persistent exception store type");  in dm_exception_store_init()