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-rw-r--r--fs/jbd/transaction.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index 0540ca2..d15cd6e 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -954,9 +954,10 @@ int journal_dirty_data(handle_t *handle, struct buffer_head *bh)
journal_t *journal = handle->h_transaction->t_journal;
int need_brelse = 0;
struct journal_head *jh;
+ int ret = 0;
if (is_handle_aborted(handle))
- return 0;
+ return ret;
jh = journal_add_journal_head(bh);
JBUFFER_TRACE(jh, "entry");
@@ -1067,7 +1068,16 @@ int journal_dirty_data(handle_t *handle, struct buffer_head *bh)
time if it is redirtied */
}
- /* journal_clean_data_list() may have got there first */
+ /*
+ * We cannot remove the buffer with io error from the
+ * committing transaction, because otherwise it would
+ * miss the error and the commit would not abort.
+ */
+ if (unlikely(!buffer_uptodate(bh))) {
+ ret = -EIO;
+ goto no_journal;
+ }
+
if (jh->b_transaction != NULL) {
JBUFFER_TRACE(jh, "unfile from commit");
__journal_temp_unlink_buffer(jh);
@@ -1108,7 +1118,7 @@ no_journal:
}
JBUFFER_TRACE(jh, "exit");
journal_put_journal_head(jh);
- return 0;
+ return ret;
}
/**
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