diff options
Diffstat (limited to 'innobase/trx/trx0trx.c')
| -rw-r--r-- | innobase/trx/trx0trx.c | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/innobase/trx/trx0trx.c b/innobase/trx/trx0trx.c index 4ce2236f78a..e6ef400bb40 100644 --- a/innobase/trx/trx0trx.c +++ b/innobase/trx/trx0trx.c @@ -89,6 +89,8 @@ trx_create( trx->check_foreigns = TRUE; trx->check_unique_secondary = TRUE; + trx->flush_log_later = FALSE; + trx->dict_operation = FALSE; trx->mysql_thd = NULL; @@ -780,13 +782,26 @@ trx_commit_off_kernel( /*-------------------------------------*/ - /* Most MySQL users run with srv_flush_.. set to FALSE: */ + /* Most MySQL users run with srv_flush_.. set to 0: */ - if (srv_flush_log_at_trx_commit) { - - log_flush_up_to(lsn, LOG_WAIT_ONE_GROUP); + if (srv_flush_log_at_trx_commit != 0) { + if (srv_unix_file_flush_method != SRV_UNIX_NOSYNC + && srv_flush_log_at_trx_commit != 2 + && !trx->flush_log_later) { + + /* Write the log to the log files AND flush + them to disk */ + + log_write_up_to(lsn, LOG_WAIT_ONE_GROUP, TRUE); + } else { + /* Write the log but do not flush it to disk */ + + log_write_up_to(lsn, LOG_WAIT_ONE_GROUP, FALSE); + } } + trx->commit_lsn = lsn; + /*-------------------------------------*/ mutex_enter(&kernel_mutex); @@ -1468,6 +1483,31 @@ trx_commit_for_mysql( } /************************************************************************** +If required, flushes the log to disk if we called trx_commit_for_mysql() +with trx->flush_log_later == TRUE. */ + +ulint +trx_commit_complete_for_mysql( +/*==========================*/ + /* out: 0 or error number */ + trx_t* trx) /* in: trx handle */ +{ + ut_a(trx); + + if (srv_flush_log_at_trx_commit == 1 + && srv_unix_file_flush_method != SRV_UNIX_NOSYNC) { + + trx->op_info = (char *) "flushing log"; + + /* Flush the log files to disk */ + + log_write_up_to(trx->commit_lsn, LOG_WAIT_ONE_GROUP, TRUE); + + trx->op_info = (char *) ""; + } +} + +/************************************************************************** Marks the latest SQL statement ended. */ void |