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authorJan Kara <jack@suse.cz>2010-04-15 22:16:24 +0200
committerJan Kara <jack@suse.cz>2010-05-21 19:30:40 +0200
commit03f4d804a1b4748885dc4613a4afe10089a731c8 (patch)
treef2d7be9a0205496f14d61e6a8fe62277e653fab8 /include/linux/jbd.h
parent311b9549ed2bb0f2c2257781c3e88cb00505e80e (diff)
jbd: Provide function to check whether transaction will issue data barrier
Provide a function which returns whether a transaction with given tid will send a barrier to the filesystem device. The function will be used by ext3 to detect whether fsync needs to send a separate barrier or not. Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'include/linux/jbd.h')
-rw-r--r--include/linux/jbd.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index 516a2a27e87a..e06965081ba5 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -427,9 +427,9 @@ struct transaction_s
enum {
T_RUNNING,
T_LOCKED,
- T_RUNDOWN,
T_FLUSH,
T_COMMIT,
+ T_COMMIT_RECORD,
T_FINISHED
} t_state;
@@ -991,6 +991,7 @@ int journal_start_commit(journal_t *journal, tid_t *tid);
int journal_force_commit_nested(journal_t *journal);
int log_wait_commit(journal_t *journal, tid_t tid);
int log_do_checkpoint(journal_t *journal);
+int journal_trans_will_send_data_barrier(journal_t *journal, tid_t tid);
void __log_wait_for_space(journal_t *journal);
extern void __journal_drop_transaction(journal_t *, transaction_t *);