121 sector_t dm_rh_region_to_sector(struct dm_region_hash *rh, region_t region)  in dm_rh_region_to_sector()  argument
123 	return region << rh->region_shift;  in dm_rh_region_to_sector()
264 static unsigned rh_hash(struct dm_region_hash *rh, region_t region)  in rh_hash()  argument
266 	return (unsigned) ((region * rh->prime) >> rh->shift) & rh->mask;  in rh_hash()
269 static struct dm_region *__rh_lookup(struct dm_region_hash *rh, region_t region)  in __rh_lookup()  argument
272 	struct list_head *bucket = rh->buckets + rh_hash(rh, region);  in __rh_lookup()
275 		if (reg->key == region)  in __rh_lookup()
286 static struct dm_region *__rh_alloc(struct dm_region_hash *rh, region_t region)  in __rh_alloc()  argument
294 	nreg->state = rh->log->type->in_sync(rh->log, region, 1) ?  in __rh_alloc()
297 	nreg->key = region;  in __rh_alloc()
303 	reg = __rh_lookup(rh, region);  in __rh_alloc()
322 static struct dm_region *__rh_find(struct dm_region_hash *rh, region_t region)  in __rh_find()  argument
326 	reg = __rh_lookup(rh, region);  in __rh_find()
329 		reg = __rh_alloc(rh, region);  in __rh_find()
336 int dm_rh_get_state(struct dm_region_hash *rh, region_t region, int may_block)  in dm_rh_get_state()  argument
342 	reg = __rh_lookup(rh, region);  in dm_rh_get_state()
352 	r = rh->log->type->in_sync(rh->log, region, may_block);  in dm_rh_get_state()
398 	region_t region = dm_rh_bio_to_region(rh, bio);  in dm_rh_mark_nosync()  local
410 	log->type->set_region_sync(log, region, 0);  in dm_rh_mark_nosync()
413 	reg = __rh_find(rh, region);  in dm_rh_mark_nosync()
501 static void rh_inc(struct dm_region_hash *rh, region_t region)  in rh_inc()  argument
506 	reg = __rh_find(rh, region);  in rh_inc()
536 void dm_rh_dec(struct dm_region_hash *rh, region_t region)  in dm_rh_dec()  argument
543 	reg = __rh_lookup(rh, region);  in dm_rh_dec()
588 	region_t region;  in __rh_recovery_prepare()  local
594 	r = rh->log->type->get_resync_work(rh->log, &region);  in __rh_recovery_prepare()
603 	reg = __rh_find(rh, region);  in __rh_recovery_prepare()