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nexedi
MariaDB
Commits
4575f703
Commit
4575f703
authored
Nov 24, 2009
by
Alexander Nozdrin
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Remove handle_delayed_insert_impl().
parent
26cd9abe
Changes
1
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1 changed file
with
193 additions
and
198 deletions
+193
-198
sql/sql_insert.cc
sql/sql_insert.cc
+193
-198
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sql/sql_insert.cc
View file @
4575f703
...
@@ -2291,9 +2291,42 @@ void kill_delayed_threads(void)
...
@@ -2291,9 +2291,42 @@ void kill_delayed_threads(void)
}
}
static
void
handle_delayed_insert_impl
(
THD
*
thd
,
Delayed_insert
*
di
)
/*
* Create a new delayed insert thread
*/
pthread_handler_t
handle_delayed_insert
(
void
*
arg
)
{
{
DBUG_ENTER
(
"handle_delayed_insert_impl"
);
Delayed_insert
*
di
=
(
Delayed_insert
*
)
arg
;
THD
*
thd
=
&
di
->
thd
;
pthread_detach_this_thread
();
/* Add thread to THD list so that's it's visible in 'show processlist' */
pthread_mutex_lock
(
&
LOCK_thread_count
);
thd
->
thread_id
=
thd
->
variables
.
pseudo_thread_id
=
thread_id
++
;
thd
->
set_current_time
();
threads
.
append
(
thd
);
thd
->
killed
=
abort_loop
?
THD
::
KILL_CONNECTION
:
THD
::
NOT_KILLED
;
pthread_mutex_unlock
(
&
LOCK_thread_count
);
/*
Wait until the client runs into pthread_cond_wait(),
where we free it after the table is opened and di linked in the list.
If we did not wait here, the client might detect the opened table
before it is linked to the list. It would release LOCK_delayed_create
and allow another thread to create another handler for the same table,
since it does not find one in the list.
*/
pthread_mutex_lock
(
&
di
->
mutex
);
if
(
my_thread_init
())
{
/* Can't use my_error since store_globals has not yet been called */
thd
->
stmt_da
->
set_error_status
(
thd
,
ER_OUT_OF_RESOURCES
,
ER
(
ER_OUT_OF_RESOURCES
),
NULL
);
}
else
{
DBUG_ENTER
(
"handle_delayed_insert"
);
thd
->
thread_stack
=
(
char
*
)
&
thd
;
thd
->
thread_stack
=
(
char
*
)
&
thd
;
if
(
init_thr_lock
()
||
thd
->
store_globals
())
if
(
init_thr_lock
()
||
thd
->
store_globals
())
{
{
...
@@ -2468,7 +2501,7 @@ static void handle_delayed_insert_impl(THD *thd, Delayed_insert *di)
...
@@ -2468,7 +2501,7 @@ static void handle_delayed_insert_impl(THD *thd, Delayed_insert *di)
pthread_cond_broadcast
(
&
di
->
cond_client
);
// If waiting clients
pthread_cond_broadcast
(
&
di
->
cond_client
);
// If waiting clients
}
}
err:
err:
/*
/*
mysql_lock_tables() can potentially start a transaction and write
mysql_lock_tables() can potentially start a transaction and write
a table map. In the event of an error, that transaction has to be
a table map. In the event of an error, that transaction has to be
...
@@ -2482,47 +2515,9 @@ static void handle_delayed_insert_impl(THD *thd, Delayed_insert *di)
...
@@ -2482,47 +2515,9 @@ static void handle_delayed_insert_impl(THD *thd, Delayed_insert *di)
*/
*/
ha_autocommit_or_rollback
(
thd
,
1
);
ha_autocommit_or_rollback
(
thd
,
1
);
DBUG_VOID_RETURN
;
DBUG_LEAVE
;
}
/*
* Create a new delayed insert thread
*/
pthread_handler_t
handle_delayed_insert
(
void
*
arg
)
{
Delayed_insert
*
di
=
(
Delayed_insert
*
)
arg
;
THD
*
thd
=
&
di
->
thd
;
pthread_detach_this_thread
();
/* Add thread to THD list so that's it's visible in 'show processlist' */
pthread_mutex_lock
(
&
LOCK_thread_count
);
thd
->
thread_id
=
thd
->
variables
.
pseudo_thread_id
=
thread_id
++
;
thd
->
set_current_time
();
threads
.
append
(
thd
);
thd
->
killed
=
abort_loop
?
THD
::
KILL_CONNECTION
:
THD
::
NOT_KILLED
;
pthread_mutex_unlock
(
&
LOCK_thread_count
);
/*
Wait until the client runs into pthread_cond_wait(),
where we free it after the table is opened and di linked in the list.
If we did not wait here, the client might detect the opened table
before it is linked to the list. It would release LOCK_delayed_create
and allow another thread to create another handler for the same table,
since it does not find one in the list.
*/
pthread_mutex_lock
(
&
di
->
mutex
);
if
(
my_thread_init
())
{
/* Can't use my_error since store_globals has not yet been called */
thd
->
stmt_da
->
set_error_status
(
thd
,
ER_OUT_OF_RESOURCES
,
ER
(
ER_OUT_OF_RESOURCES
),
NULL
);
goto
end
;
}
}
handle_delayed_insert_impl
(
thd
,
di
);
end:
/*
/*
di should be unlinked from the thread handler list and have no active
di should be unlinked from the thread handler list and have no active
clients
clients
...
...
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