diff options
Diffstat (limited to 'fs/jbd2/transaction.c')
-rw-r--r-- | fs/jbd2/transaction.c | 33 |
1 files changed, 6 insertions, 27 deletions
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index cbe8b3aece5b..f3d06174b051 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -1280,6 +1280,8 @@ void jbd2_buffer_abort_trigger(struct journal_head *jh, triggers->t_abort(triggers, jh2bh(jh)); } + + /** * int jbd2_journal_dirty_metadata() - mark a buffer as containing dirty metadata * @handle: transaction to add buffer to. @@ -1312,36 +1314,12 @@ int jbd2_journal_dirty_metadata(handle_t *handle, struct buffer_head *bh) if (is_handle_aborted(handle)) return -EROFS; - if (!buffer_jbd(bh)) { + journal = transaction->t_journal; + jh = jbd2_journal_grab_journal_head(bh); + if (!jh) { ret = -EUCLEAN; goto out; } - /* - * We don't grab jh reference here since the buffer must be part - * of the running transaction. - */ - jh = bh2jh(bh); - J_ASSERT_JH(jh, jh->b_transaction == transaction || - jh->b_next_transaction == transaction); - if (jh->b_modified == 1) { - /* - * If it's in our transaction it must be in BJ_Metadata list. - * The assertion is unreliable since we may see jh in - * inconsistent state unless we grab bh_state lock. But this - * is crutial to catch bugs so let's do a reliable check until - * the lockless handling is fully proven. - */ - if (jh->b_transaction == transaction && - jh->b_jlist != BJ_Metadata) { - jbd_lock_bh_state(bh); - J_ASSERT_JH(jh, jh->b_transaction != transaction || - jh->b_jlist == BJ_Metadata); - jbd_unlock_bh_state(bh); - } - goto out; - } - - journal = transaction->t_journal; jbd_debug(5, "journal_head %p\n", jh); JBUFFER_TRACE(jh, "entry"); @@ -1432,6 +1410,7 @@ int jbd2_journal_dirty_metadata(handle_t *handle, struct buffer_head *bh) spin_unlock(&journal->j_list_lock); out_unlock_bh: jbd_unlock_bh_state(bh); + jbd2_journal_put_journal_head(jh); out: JBUFFER_TRACE(jh, "exit"); return ret; |