down_read(&lli->lli_lsm_sem);
rc = md_merge_attr(ll_i2mdexp(inode), ll_i2info(inode)->lli_lsm_md,
&attr, ll_md_blocking_ast);
down_read(&lli->lli_lsm_sem);
rc = md_merge_attr(ll_i2mdexp(inode), ll_i2info(inode)->lli_lsm_md,
&attr, ll_md_blocking_ast);