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-rw-r--r--fs/jbd2/checkpoint.c2
-rw-r--r--fs/jbd2/transaction.c4
2 files changed, 5 insertions, 1 deletions
diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index 62cf497f18eb..5ef99b9ec8be 100644
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -106,6 +106,8 @@ static int __try_to_free_cp_buf(struct journal_head *jh)
* for a checkpoint to free up some space in the log.
*/
void __jbd2_log_wait_for_space(journal_t *journal)
+__acquires(&journal->j_state_lock)
+__releases(&journal->j_state_lock)
{
int nblocks, space_left;
/* assert_spin_locked(&journal->j_state_lock); */
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index 90453309345d..be05fb96757c 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -171,8 +171,10 @@ static void wait_transaction_switching(journal_t *journal)
DEFINE_WAIT(wait);
if (WARN_ON(!journal->j_running_transaction ||
- journal->j_running_transaction->t_state != T_SWITCH))
+ journal->j_running_transaction->t_state != T_SWITCH)) {
+ read_unlock(&journal->j_state_lock);
return;
+ }
prepare_to_wait(&journal->j_wait_transaction_locked, &wait,
TASK_UNINTERRUPTIBLE);
read_unlock(&journal->j_state_lock);