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Fix remaining cases of Bug #3596: fix possible races caused by an obsolete value of thd->query_length in SHOW PROCESSLIST and SHOW INNODB STATUS; this fix depends on the fact that thd->query is always set to NULL before setting it to point to a new query
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heikki@hundin.mysql.fi
2004-05-14 16:48:56 +03:00
parent b4ae2577f0
commit 02f51ccf2d
7 changed files with 33 additions and 5 deletions
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sql/sql_db.cc
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@ -95,6 +95,7 @@ int mysql_create_db(THD *thd, char *db, uint create_options, bool silent)
{
VOID(pthread_mutex_lock(&LOCK_thread_count));
thd->query= 0;
thd->query_length= 0;
VOID(pthread_mutex_unlock(&LOCK_thread_count));
}
send_ok(&thd->net, result);
@ -202,6 +203,7 @@ int mysql_rm_db(THD *thd,char *db,bool if_exists, bool silent)
{
VOID(pthread_mutex_lock(&LOCK_thread_count));
thd->query= 0;
thd->query_length= 0;
VOID(pthread_mutex_unlock(&LOCK_thread_count));
}
send_ok(&thd->net,(ulong) deleted);