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BUG#50364: manual merge to mysql-next-mr-bugfixing.

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Conflicts
=========
Text conflict in sql/repl_failsafe.cc

Additional changes
==================
Replace references to pthread_mutex with mysql_mutex
This commit is contained in:
Luis Soares 2010-02-03 17:19:58 +00:00
commit 6dd801d7b7
6 changed files with 25 additions and 10 deletions
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2
mysql-test/suite/rpl/t/rpl_heartbeat_basic.test
View file

@ -382,7 +382,7 @@ let $slave_param_comparison= =;
let $rcvd_heartbeats_before= query_get_value(SHOW STATUS LIKE 'slave_received_heartbeats', Value, 1);
# Flush logs every 0.1 second during 5 sec
--disable_query_log
let $i=50;
let $i=100;
while ($i) {
FLUSH LOGS;
dec $i;

19
sql/rpl_mi.cc
View file

@ -369,7 +369,7 @@ file '%s')", fname);
mi->rli.is_relay_log_recovery= FALSE;
// now change cache READ -> WRITE - must do this before flush_master_info
reinit_io_cache(&mi->file, WRITE_CACHE, 0L, 0, 1);
if ((error=test(flush_master_info(mi, 1))))
if ((error=test(flush_master_info(mi, TRUE, TRUE))))
sql_print_error("Failed to flush master info file");
mysql_mutex_unlock(&mi->data_lock);
DBUG_RETURN(error);
@ -395,7 +395,9 @@ err:
1 - flush master info failed
0 - all ok
*/
int flush_master_info(Master_info* mi, bool flush_relay_log_cache)
int flush_master_info(Master_info* mi,
bool flush_relay_log_cache,
bool need_lock_relay_log)
{
IO_CACHE* file = &mi->file;
char lbuf[22];
@ -418,8 +420,19 @@ int flush_master_info(Master_info* mi, bool flush_relay_log_cache)
*/
if (flush_relay_log_cache)
{
mysql_mutex_t *log_lock= mi->rli.relay_log.get_log_lock();
IO_CACHE *log_file= mi->rli.relay_log.get_log_file();
if (flush_io_cache(log_file))
if (need_lock_relay_log)
mysql_mutex_lock(log_lock);
mysql_mutex_assert_owner(log_lock);
err= flush_io_cache(log_file);
if (need_lock_relay_log)
mysql_mutex_unlock(log_lock);
if (err)
DBUG_RETURN(2);
}

4
sql/rpl_mi.h
View file

@ -119,7 +119,9 @@ int init_master_info(Master_info* mi, const char* master_info_fname,
bool abort_if_no_master_info_file,
int thread_mask);
void end_master_info(Master_info* mi);
int flush_master_info(Master_info* mi, bool flush_relay_log_cache);
int flush_master_info(Master_info* mi,
bool flush_relay_log_cache,
bool need_lock_relay_log);
int change_master_server_id_cmp(ulong *id1, ulong *id2);
#endif /* HAVE_REPLICATION */

2
sql/rpl_rli.cc
View file

@ -123,7 +123,7 @@ int init_relay_log_info(Relay_log_info* rli,
/*
The relay log will now be opened, as a SEQ_READ_APPEND IO_CACHE.
Note that the I/O thread flushes it to disk after writing every
event, in flush_master_info(mi, 1).
event, in flush_master_info(mi, 1, ?).
*/
/*

6
sql/slave.cc
View file

@ -510,7 +510,7 @@ int terminate_slave_threads(Master_info* mi,int thread_mask,bool skip_lock)
DBUG_PRINT("info",("Flushing relay log and master info file."));
if (current_thd)
thd_proc_info(current_thd, "Flushing relay log and master info files.");
if (flush_master_info(mi, TRUE /* flush relay log */))
if (flush_master_info(mi, TRUE, FALSE))
DBUG_RETURN(ER_ERROR_DURING_FLUSH_LOGS);
if (my_sync(mi->rli.relay_log.get_log_file()->file, MYF(MY_WME)))
@ -1601,7 +1601,7 @@ static void write_ignored_events_info_to_relay_log(THD *thd, Master_info *mi)
" to the relay log, SHOW SLAVE STATUS may be"
" inaccurate");
rli->relay_log.harvest_bytes_written(&rli->log_space_total);
if (flush_master_info(mi, 1))
if (flush_master_info(mi, TRUE, FALSE))
sql_print_error("Failed to flush master info file");
delete ev;
}
@ -2928,7 +2928,7 @@ Stopping slave I/O thread due to out-of-memory error from master");
goto err;
}
if (flush_master_info(mi, 1))
if (flush_master_info(mi, TRUE, TRUE))
{
sql_print_error("Failed to flush master info file");
goto err;

2
sql/sql_repl.cc
View file

@ -1522,7 +1522,7 @@ bool change_master(THD* thd, Master_info* mi)
Relay log's IO_CACHE may not be inited, if rli->inited==0 (server was never
a slave before).
*/
if (flush_master_info(mi, 0))
if (flush_master_info(mi, FALSE, FALSE))
{
my_error(ER_RELAY_LOG_INIT, MYF(0), "Failed to flush master info file");
ret= TRUE;