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authorunknown <serg@serg.mylan>2004-08-18 19:57:55 +0200
committerunknown <serg@serg.mylan>2004-08-18 19:57:55 +0200
commit945625ebaa21468fdf0b2a3c1786fca50bdd5aa2 (patch)
tree8ac7985dc9b6caddd1c2402ef8606e4a4cd85ada /sql/log.cc
parent992ff0a27274c0c95da2f4ea1496bb9356201f89 (diff)
parent0c6b96658e96cc604c9c5fedb41a5e43bad4f74b (diff)
downloadmariadb-git-945625ebaa21468fdf0b2a3c1786fca50bdd5aa2.tar.gz
manually merged
BitKeeper/etc/logging_ok: auto-union BitKeeper/deleted/.del-mytest-old.c~5237697b30cf59e4: Auto merged Build-tools/Bootstrap: Auto merged Build-tools/mysql-copyright: Auto merged configure.in: Auto merged BitKeeper/deleted/.del-mysql_fix_privilege_tables.sql: Auto merged VC++Files/innobase/innobase.dsp: Auto merged client/mysql.cc: Auto merged include/my_global.h: Auto merged innobase/dict/dict0crea.c: Auto merged innobase/dict/dict0dict.c: Auto merged innobase/include/mtr0log.h: Auto merged innobase/include/mtr0log.ic: Auto merged innobase/include/srv0srv.h: Auto merged innobase/include/ut0dbg.h: Auto merged innobase/lock/lock0lock.c: Auto merged innobase/os/os0file.c: Auto merged innobase/row/row0mysql.c: Auto merged innobase/row/row0sel.c: Auto merged innobase/srv/srv0srv.c: Auto merged innobase/ut/ut0dbg.c: Auto merged innobase/ut/ut0mem.c: Auto merged libmysql/Makefile.am: Auto merged libmysql/Makefile.shared: Auto merged libmysql/conf_to_src.c: Auto merged libmysql/dll.c: Auto merged libmysql/errmsg.c: Auto merged libmysql/manager.c: Auto merged libmysql_r/Makefile.am: Auto merged myisam/mi_key.c: Auto merged mysql-test/Makefile.am: Auto merged mysql-test/mysql-test-run.sh: Auto merged mysql-test/r/having.result: Auto merged mysql-test/r/heap.result: Auto merged mysql-test/r/type_date.result: Auto merged mysql-test/r/type_float.result: Auto merged mysql-test/t/having.test: Auto merged mysql-test/t/heap.test: Auto merged mysql-test/t/type_date.test: Auto merged mysql-test/t/type_float.test: Auto merged mysql-test/t/type_uint.test: Auto merged scripts/make_binary_distribution.sh: Auto merged scripts/make_win_src_distribution.sh: Auto merged sql/Makefile.am: Auto merged sql/field.h: Auto merged sql/ha_heap.cc: Auto merged sql/item_func.cc: Auto merged sql/item_func.h: Auto merged sql/item_sum.h: Auto merged sql/lock.cc: Auto merged sql/log.cc: Auto merged sql/protocol.cc: Auto merged sql/repl_failsafe.cc: Auto merged sql/sql_acl.cc: Auto merged sql/sql_analyse.cc: Auto merged sql/sql_class.cc: Auto merged sql/sql_class.h: Auto merged sql/sql_parse.cc: Auto merged sql/share/czech/errmsg.txt: Auto merged sql/share/danish/errmsg.txt: Auto merged sql/share/dutch/errmsg.txt: Auto merged sql/share/english/errmsg.txt: Auto merged sql/share/estonian/errmsg.txt: Auto merged sql/share/french/errmsg.txt: Auto merged sql/sql_select.cc: Auto merged sql/sql_table.cc: Auto merged sql/share/greek/errmsg.txt: Auto merged sql/share/hungarian/errmsg.txt: Auto merged sql/share/japanese/errmsg.txt: Auto merged sql/share/korean/errmsg.txt: Auto merged sql/share/norwegian-ny/errmsg.txt: Auto merged sql/share/norwegian/errmsg.txt: Auto merged sql/share/polish/errmsg.txt: Auto merged sql/share/portuguese/errmsg.txt: Auto merged sql/share/romanian/errmsg.txt: Auto merged sql/share/russian/errmsg.txt: Auto merged sql/share/slovak/errmsg.txt: Auto merged sql/share/spanish/errmsg.txt: Auto merged sql/share/swedish/errmsg.txt: Auto merged sql/share/ukrainian/errmsg.txt: Auto merged
Diffstat (limited to 'sql/log.cc')
-rw-r--r--sql/log.cc10
1 files changed, 2 insertions, 8 deletions
diff --git a/sql/log.cc b/sql/log.cc
index afba530ce49..ac412f2de9a 100644
--- a/sql/log.cc
+++ b/sql/log.cc
@@ -1782,17 +1782,12 @@ bool MYSQL_LOG::write(THD *thd,const char *query, uint query_length,
NOTES
One must have a lock on LOCK_log before calling this function.
- This lock will be freed before return!
-
- The reason for the above is that for enter_cond() / exit_cond() to
- work the mutex must be got before enter_cond() but releases before
- exit_cond().
- If you don't do it this way, you will get a deadlock in THD::awake()
+ This lock will be freed before return! That's required by
+ THD::enter_cond() (see NOTES in sql_class.h).
*/
void MYSQL_LOG:: wait_for_update(THD* thd, bool master_or_slave)
{
- safe_mutex_assert_owner(&LOCK_log);
const char* old_msg = thd->enter_cond(&update_cond, &LOCK_log,
master_or_slave ?
"Has read all relay log; waiting for \
@@ -1800,7 +1795,6 @@ the slave I/O thread to update it" :
"Has sent all binlog to slave; \
waiting for binlog to be updated");
pthread_cond_wait(&update_cond, &LOCK_log);
- pthread_mutex_unlock(&LOCK_log); // See NOTES
thd->exit_cond(old_msg);
}