- read_record = mempool_alloc(ms->read_record_pool, GFP_NOIO);
- if (likely(read_record)) {
- dm_bio_record(&read_record->details, bio);
- map_context->ptr = read_record;
- read_record->m = m;
- }
+ read_record = dm_per_bio_data(bio, sizeof(struct dm_raid1_read_record));
+ dm_bio_record(&read_record->details, bio);
+ map_context->ptr = read_record;
+ read_record->m = m;