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-rw-r--r--fs/jbd/transaction.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index 2c9e8f5d13aa..2e9670e2237e 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -609,6 +609,12 @@ repeat:
goto done;
/*
+ * this is the first time this transaction is touching this buffer,
+ * reset the modified flag
+ */
+ jh->b_modified = 0;
+
+ /*
* If there is already a copy-out version of this buffer, then we don't
* need to make another one
*/
@@ -820,9 +826,16 @@ int journal_get_create_access(handle_t *handle, struct buffer_head *bh)
if (jh->b_transaction == NULL) {
jh->b_transaction = transaction;
+
+ /* first access by this transaction */
+ jh->b_modified = 0;
+
JBUFFER_TRACE(jh, "file as BJ_Reserved");
__journal_file_buffer(jh, transaction, BJ_Reserved);
} else if (jh->b_transaction == journal->j_committing_transaction) {
+ /* first access by this transaction */
+ jh->b_modified = 0;
+
JBUFFER_TRACE(jh, "set next transaction");
jh->b_next_transaction = transaction;
}