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MDEV-8191 - THD::set_query() takes 0.07% in OLTP RO

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Moved THD::set_query() definition to sql_class.h so that it can be inlined.

Overhead change:
THD::set_query       0.07% -> out of radar
This commit is contained in:
Sergey Vojtovich
2015-06-02 15:35:02 +04:00
parent 3709c7fc6d
commit d298b02233
2 changed files with 10 additions and 14 deletions
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13
sql/sql_class.cc
View File

@ -5064,19 +5064,6 @@ void THD::set_command(enum enum_server_command command)
#endif #endif
} }
/** Assign a new value to thd->query. */
void THD::set_query(const CSET_STRING &string_arg)
{
mysql_mutex_lock(&LOCK_thd_data);
set_query_inner(string_arg);
mysql_mutex_unlock(&LOCK_thd_data);
#ifdef HAVE_PSI_THREAD_INTERFACE
PSI_THREAD_CALL(set_thread_info)(query(), query_length());
#endif
}
/** Assign a new value to thd->query and thd->query_id. */ /** Assign a new value to thd->query and thd->query_id. */
void THD::set_query_and_id(char *query_arg, uint32 query_length_arg, void THD::set_query_and_id(char *query_arg, uint32 query_length_arg,

11
sql/sql_class.h
View File

@ -3704,7 +3704,16 @@ public:
{ {
set_query(CSET_STRING(query_arg, query_length_arg, charset())); set_query(CSET_STRING(query_arg, query_length_arg, charset()));
} }
void set_query(const CSET_STRING &str); /* Mutex protected */ void set_query(const CSET_STRING &string_arg)
{
mysql_mutex_lock(&LOCK_thd_data);
set_query_inner(string_arg);
mysql_mutex_unlock(&LOCK_thd_data);
#ifdef HAVE_PSI_THREAD_INTERFACE
PSI_THREAD_CALL(set_thread_info)(query(), query_length());
#endif
}
void reset_query() /* Mutex protected */ void reset_query() /* Mutex protected */
{ set_query(CSET_STRING()); } { set_query(CSET_STRING()); }
void set_query_and_id(char *query_arg, uint32 query_length_arg, void set_query_and_id(char *query_arg, uint32 query_length_arg,