Hi, I have a question. How dm target can be sure that data really have been written to storage? - for remaped request bio_end really indicates that? or data can be stuck in block buffers? - for bufio requests dm_bufio_write_dirty_buffers() provides that ? Thanks, Dmitry -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel