dm_bitset_flush
r = dm_bitset_flush(&cmd->discard_info, cmd->discard_root, &cmd->discard_root);
r = dm_bitset_flush(&cmd->dirty_info, cmd->dirty_root,
r = dm_bitset_flush(&cmd->discard_info, cmd->discard_root,
r = dm_bitset_flush(&cmd->bitset_info, cmd->bitset_root, &cmd->bitset_root);
r = dm_bitset_flush(&cmd->bitset_info, cmd->bitset_root, &cmd->bitset_root);
r = dm_bitset_flush(&md->bitset_info, md->current_writeset->md.root,
r = dm_bitset_flush(&md->bitset_info, md->current_writeset->md.root,
EXPORT_SYMBOL_GPL(dm_bitset_flush);
r = dm_bitset_flush(info, root, new_root);
int dm_bitset_flush(struct dm_disk_bitset *info, dm_block_t root,