Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
fs/jbd2/checkpoint.c | 6 ++++--
fs/jbd2/commit.c | 16 ++++++++++------
include/linux/jbd2.h | 9 +++++++--
3 files changed, 21 insertions(+), 10 deletions(-)
diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index 9203c33..cbe7227 100644
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -716,7 +716,8 @@ void __jbd2_journal_insert_checkpoint(struct journal_head *jh,
* Called with j_list_lock held.
*/
-void __jbd2_journal_drop_transaction(journal_t *journal, transaction_t *transaction)
+void ___jbd2_journal_drop_transaction(journal_t *journal,
+ transaction_t *transaction, int free)
{
assert_spin_locked(&journal->j_list_lock);
if (transaction->t_cpnext) {
@@ -742,5 +743,6 @@ void __jbd2_journal_drop_transaction(journal_t *journal, transaction_t *transact
J_ASSERT(journal->j_running_transaction != transaction);
jbd_debug(1, "Dropping transaction %d, all done\n", transaction->t_tid);
- kfree(transaction);
+ if (free)
+ kfree(transaction);
}
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index ebc667b..35f016c 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -338,7 +338,7 @@ void jbd2_journal_commit_transaction(journal_t *journal)
int space_left = 0;
int first_tag = 0;
int tag_flag;
- int i;
+ int i, to_free = 0;
int tag_bytes = journal_tag_bytes(journal);
struct buffer_head *cbh = NULL; /* For transactional checksums */
__u32 crc32_sum = ~0;
@@ -974,12 +974,11 @@ void jbd2_journal_commit_transaction(journal_t *journal)
journal->j_committing_transaction = NULL;
spin_unlock(&journal->j_state_lock);
- if (journal->j_commit_callback)
- journal->j_commit_callback(journal, commit_transaction);
-
if (commit_transaction->t_checkpoint_list == NULL &&
commit_transaction->t_checkpoint_io_list == NULL) {
- __jbd2_journal_drop_transaction(journal, commit_transaction);
+ ___jbd2_journal_drop_transaction(journal,
+ commit_transaction, 0);
+ to_free = 1;
} else {
if (journal->j_checkpoint_transactions == NULL) {
journal->j_checkpoint_transactions = commit_transaction;
@@ -998,11 +997,16 @@ void jbd2_journal_commit_transaction(journal_t *journal)
}
spin_unlock(&journal->j_list_lock);
+ if (journal->j_commit_callback)
+ journal->j_commit_callback(journal, commit_transaction);
+
trace_mark(jbd2_end_commit, "dev %s transaction %d head %d",
- journal->j_devname, journal->j_commit_sequence,
+ journal->j_devname, commit_transaction->t_tid,
journal->j_tail_sequence);
jbd_debug(1, "JBD: commit %d complete, head %d\n",
journal->j_commit_sequence, journal->j_tail_sequence);
+ if (to_free)
+ kfree(commit_transaction);
wake_up(&journal->j_wait_done_commit);
}
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 973db89..0ff7209 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1146,8 +1146,8 @@ int jbd2_log_wait_commit(journal_t *journal, tid_t tid);
int jbd2_log_do_checkpoint(journal_t *journal);
void __jbd2_log_wait_for_space(journal_t *journal);
-extern void __jbd2_journal_drop_transaction(journal_t *, transaction_t *);
-extern int jbd2_cleanup_journal_tail(journal_t *);
+extern void ___jbd2_journal_drop_transaction(journal_t *, transaction_t *, int);
+extern int jbd2_cleanup_journal_tail(journal_t *);
/* Debugging code only: */
@@ -1217,6 +1217,11 @@ static inline int jbd_space_needed(journal_t *journal)
t_outstanding_credits;
return nblocks;
}
+static inline void __jbd2_journal_drop_transaction(journal_t *journal,
+ transaction_t *transaction)
+{
+ return ___jbd2_journal_drop_transaction(journal, transaction, 1);
+}
/*
* Definitions which augment the buffer_head layer
--
1.6.0.3.514.g2f91b
--
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