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author | Jan Kara <jack@suse.cz> | 2010-04-15 22:16:24 +0200 |
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committer | Jan Kara <jack@suse.cz> | 2010-05-21 19:30:40 +0200 |
commit | 03f4d804a1b4748885dc4613a4afe10089a731c8 (patch) | |
tree | f2d7be9a0205496f14d61e6a8fe62277e653fab8 /include/linux/jbd.h | |
parent | 311b9549ed2bb0f2c2257781c3e88cb00505e80e (diff) | |
download | linux-3.10-03f4d804a1b4748885dc4613a4afe10089a731c8.tar.gz linux-3.10-03f4d804a1b4748885dc4613a4afe10089a731c8.tar.bz2 linux-3.10-03f4d804a1b4748885dc4613a4afe10089a731c8.zip |
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.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/jbd.h b/include/linux/jbd.h index 516a2a27e87..e06965081ba 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 *); |