diff options
| -rw-r--r-- | fs/jbd/transaction.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c index 932e7c1ef4a..77b7662b840 100644 --- a/fs/jbd/transaction.c +++ b/fs/jbd/transaction.c @@ -1812,7 +1812,17 @@ static int journal_unmap_buffer(journal_t *journal, struct buffer_head *bh) } } } else if (transaction == journal->j_committing_transaction) { - /* If it is committing, we simply cannot touch it. We + if (jh->b_jlist == BJ_Locked) { + /* + * The buffer is on the committing transaction's locked + * list. We have the buffer locked, so I/O has + * completed. So we can nail the buffer now. + */ + may_free = __dispose_buffer(jh, transaction); + goto zap_buffer; + } + /* + * If it is committing, we simply cannot touch it. We * can remove it's next_transaction pointer from the * running transaction if that is set, but nothing * else. */ @@ -1887,7 +1897,6 @@ int journal_invalidatepage(journal_t *journal, unsigned int next_off = curr_off + bh->b_size; next = bh->b_this_page; - /* AKPM: doing lock_buffer here may be overly paranoid */ if (offset <= curr_off) { /* This block is wholly outside the truncation point */ lock_buffer(bh); |