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nexedi
MariaDB
Commits
1ec32057
Commit
1ec32057
authored
Mar 07, 2022
by
Vlad Lesin
Browse files
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Plain Diff
Merge 10.3 into 10.4
parents
7b97020d
86c1bf11
Changes
15
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15 changed files
with
249 additions
and
427 deletions
+249
-427
mysql-test/suite/galera/disabled.def
mysql-test/suite/galera/disabled.def
+0
-1
mysql-test/suite/innodb/r/lock_delete_updated.result
mysql-test/suite/innodb/r/lock_delete_updated.result
+20
-0
mysql-test/suite/innodb/r/lock_wait_conflict.result
mysql-test/suite/innodb/r/lock_wait_conflict.result
+0
-27
mysql-test/suite/innodb/t/lock_delete_updated.test
mysql-test/suite/innodb/t/lock_delete_updated.test
+34
-0
mysql-test/suite/innodb/t/lock_wait_conflict.test
mysql-test/suite/innodb/t/lock_wait_conflict.test
+0
-60
mysql-test/suite/versioning/r/update.result
mysql-test/suite/versioning/r/update.result
+1
-0
mysql-test/suite/versioning/t/update.test
mysql-test/suite/versioning/t/update.test
+1
-3
storage/innobase/include/hash0hash.h
storage/innobase/include/hash0hash.h
+6
-26
storage/innobase/include/lock0lock.h
storage/innobase/include/lock0lock.h
+22
-31
storage/innobase/include/lock0lock.inl
storage/innobase/include/lock0lock.inl
+20
-23
storage/innobase/include/lock0priv.h
storage/innobase/include/lock0priv.h
+4
-19
storage/innobase/include/lock0priv.inl
storage/innobase/include/lock0priv.inl
+20
-45
storage/innobase/include/trx0trx.h
storage/innobase/include/trx0trx.h
+1
-3
storage/innobase/lock/lock0lock.cc
storage/innobase/lock/lock0lock.cc
+109
-178
storage/innobase/lock/lock0prdt.cc
storage/innobase/lock/lock0prdt.cc
+11
-11
No files found.
mysql-test/suite/galera/disabled.def
View file @
1ec32057
...
...
@@ -14,7 +14,6 @@ GCF-1081 : MDEV-18283 Galera test failure on galera.GCF-1081
GCF-939 : MDEV-21520 galera.GCF-939
MW-328A : MDEV-22666 galera.MW-328A MTR failed: "Semaphore wait has lasted > 600 seconds" and do not release port 16002
MW-328B : MDEV-22666 galera.MW-328A MTR failed: "Semaphore wait has lasted > 600 seconds" and do not release port 16002
MW-328D : MDEV-27550 ER_LOCK_DEADLOCK is gone after MDEV-27025
MW-329 : MDEV-19962 Galera test failure on MW-329
galera_as_slave_replication_bundle : MDEV-15785 OPTION_GTID_BEGIN is set in Gtid_log_event::do_apply_event()
galera_bf_abort_group_commit : MDEV-18282 Galera test failure on galera.galera_bf_abort_group_commit
...
...
mysql-test/suite/innodb/r/lock_delete_updated.result
0 → 100644
View file @
1ec32057
CREATE TABLE t(a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t VALUES (3);
BEGIN;
connection default;
UPDATE t SET a = 2;
connect con1,localhost,root;
DELETE FROM t;
connection default;
UPDATE t SET a = 1;
COMMIT;
connection con1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
disconnect con1;
connection default;
# The above DELETE must delete all the rows in the table, so the
# following SELECT must show 0 rows.
SELECT count(*) FROM t;
count(*)
1
DROP TABLE t;
mysql-test/suite/innodb/r/lock_wait_conflict.result
deleted
100644 → 0
View file @
7b97020d
#
# MDEV-27025 insert-intention lock conflicts with waiting ORDINARY lock
#
CREATE TABLE t (a INT PRIMARY KEY, b INT NOT NULL UNIQUE) ENGINE=InnoDB;
connect prevent_purge,localhost,root,,;
start transaction with consistent snapshot;
connection default;
INSERT INTO t VALUES (20,20);
DELETE FROM t WHERE b = 20;
connect con_ins,localhost,root,,;
SET DEBUG_SYNC = 'row_ins_sec_index_entry_dup_locks_created SIGNAL ins_set_locks WAIT_FOR ins_cont';
INSERT INTO t VALUES(10, 20);
connect con_del,localhost,root,,;
SET DEBUG_SYNC = 'now WAIT_FOR ins_set_locks';
SET DEBUG_SYNC = 'lock_wait_suspend_thread_enter SIGNAL del_locked';
DELETE FROM t WHERE b = 20;
connection default;
SET DEBUG_SYNC = 'now WAIT_FOR del_locked';
SET DEBUG_SYNC = 'now SIGNAL ins_cont';
connection con_ins;
disconnect con_ins;
connection con_del;
disconnect con_del;
disconnect prevent_purge;
connection default;
SET DEBUG_SYNC = 'RESET';
DROP TABLE t;
mysql-test/suite/innodb/t/lock_delete_updated.test
0 → 100644
View file @
1ec32057
--
source
include
/
have_innodb
.
inc
--
source
include
/
count_sessions
.
inc
CREATE
TABLE
t
(
a
INT
PRIMARY
KEY
)
ENGINE
=
InnoDB
;
INSERT
INTO
t
VALUES
(
3
);
BEGIN
;
connection
default
;
UPDATE
t
SET
a
=
2
;
connect
con1
,
localhost
,
root
;
send
DELETE
FROM
t
;
connection
default
;
let
$wait_condition
=
select
count
(
*
)
=
1
from
information_schema
.
processlist
where
state
=
"Updating"
and
info
=
"DELETE FROM t"
;
--
source
include
/
wait_condition
.
inc
UPDATE
t
SET
a
=
1
;
COMMIT
;
connection
con1
;
error
ER_LOCK_DEADLOCK
;
reap
;
disconnect
con1
;
connection
default
;
--
echo
# The above DELETE must delete all the rows in the table, so the
--
echo
# following SELECT must show 0 rows.
SELECT
count
(
*
)
FROM
t
;
DROP
TABLE
t
;
--
source
include
/
wait_until_count_sessions
.
inc
mysql-test/suite/innodb/t/lock_wait_conflict.test
deleted
100644 → 0
View file @
7b97020d
--
source
include
/
have_innodb
.
inc
--
source
include
/
count_sessions
.
inc
--
source
include
/
have_debug
.
inc
--
source
include
/
have_debug_sync
.
inc
--
echo
#
--
echo
# MDEV-27025 insert-intention lock conflicts with waiting ORDINARY lock
--
echo
#
# The test checks the ability to acquire exclusive record lock if the acquiring
# transaction already holds a shared lock on the record and another transaction
# is waiting for a lock.
CREATE
TABLE
t
(
a
INT
PRIMARY
KEY
,
b
INT
NOT
NULL
UNIQUE
)
ENGINE
=
InnoDB
;
--
connect
(
prevent_purge
,
localhost
,
root
,,)
start
transaction
with
consistent
snapshot
;
--
connection
default
INSERT
INTO
t
VALUES
(
20
,
20
);
DELETE
FROM
t
WHERE
b
=
20
;
--
connect
(
con_ins
,
localhost
,
root
,,)
SET
DEBUG_SYNC
=
'row_ins_sec_index_entry_dup_locks_created SIGNAL ins_set_locks WAIT_FOR ins_cont'
;
send
INSERT
INTO
t
VALUES
(
10
,
20
);
--
connect
(
con_del
,
localhost
,
root
,,)
SET
DEBUG_SYNC
=
'now WAIT_FOR ins_set_locks'
;
SET
DEBUG_SYNC
=
'lock_wait_suspend_thread_enter SIGNAL del_locked'
;
###############################################################################
# This DELETE creates waiting ORDINARY X-lock for heap_no 2 as the record is
# delete-marked, this lock conflicts with ORDINARY S-lock set by the the last
# INSERT. After the last INSERT creates insert-intention lock on
# heap_no 2, this lock will conflict with waiting ORDINARY X-lock of this
# DELETE, what causes DEADLOCK error for this DELETE.
###############################################################################
send
DELETE
FROM
t
WHERE
b
=
20
;
--
connection
default
SET
DEBUG_SYNC
=
'now WAIT_FOR del_locked'
;
SET
DEBUG_SYNC
=
'now SIGNAL ins_cont'
;
--
connection
con_ins
--
reap
--
disconnect
con_ins
--
connection
con_del
# Without the fix, ER_LOCK_DEADLOCK would be reported here.
--
reap
--
disconnect
con_del
--
disconnect
prevent_purge
--
connection
default
SET
DEBUG_SYNC
=
'RESET'
;
DROP
TABLE
t
;
--
source
include
/
wait_until_count_sessions
.
inc
mysql-test/suite/versioning/r/update.result
View file @
1ec32057
...
...
@@ -283,6 +283,7 @@ connection default;
update t1 set b = 'foo';
connection con1;
update t1 set a = 'bar';
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
disconnect con1;
connection default;
drop table t1;
...
...
mysql-test/suite/versioning/t/update.test
View file @
1ec32057
...
...
@@ -186,9 +186,7 @@ send update t1 set b = 'foo';
connection
con1
;
let
$wait_condition
=
select
count
(
*
)
from
information_schema
.
innodb_lock_waits
;
source
include
/
wait_condition
.
inc
;
# There must no be DEADLOCK here as con1 transaction already holds locks, and
# default's transaction lock is waiting, so the locks of the following "UPDATE"
# must not conflict with waiting lock.
error
ER_LOCK_DEADLOCK
;
update
t1
set
a
=
'bar'
;
disconnect
con1
;
connection
default
;
...
...
storage/innobase/include/hash0hash.h
View file @
1ec32057
/*****************************************************************************
Copyright (c) 1997, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2018,
2022,
MariaDB Corporation.
Copyright (c) 2018, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
...
...
@@ -31,31 +31,7 @@ Created 5/20/1997 Heikki Tuuri
#include "sync0rw.h"
struct
hash_table_t
;
struct
hash_cell_t
{
/** singly-linked, nullptr terminated list of hash buckets */
void
*
node
;
/** Insert an element after another.
@tparam T type of the element
@param after the element after which to insert
@param insert the being-inserted element
@param next the next-element pointer in T */
template
<
typename
T
>
void
insert_after
(
T
&
after
,
T
&
insert
,
T
*
T
::*
next
)
{
#ifdef UNIV_DEBUG
for
(
const
T
*
c
=
static_cast
<
const
T
*>
(
node
);
c
;
c
=
c
->*
next
)
if
(
c
==
&
after
)
goto
found
;
ut_error
;
found:
#endif
insert
.
*
next
=
after
.
*
next
;
after
.
*
next
=
&
insert
;
}
};
struct
hash_cell_t
;
typedef
void
*
hash_node_t
;
...
...
@@ -501,6 +477,10 @@ hash_unlock_x_all_but(
hash_table_t
*
table
,
/*!< in: hash table */
rw_lock_t
*
keep_lock
);
/*!< in: lock to keep */
struct
hash_cell_t
{
void
*
node
;
/*!< hash chain node, NULL if none */
};
/* The hash table structure */
struct
hash_table_t
{
enum
hash_table_sync_t
type
;
/*<! type of hash_table. */
...
...
storage/innobase/include/lock0lock.h
View file @
1ec32057
/*****************************************************************************
Copyright (c) 1996, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2017, 2020,
2022,
MariaDB Corporation.
Copyright (c) 2017, 2020, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
...
...
@@ -888,29 +888,26 @@ class lock_sys_t
/*********************************************************************//**
Creates a new record lock and inserts it to the lock queue. Does NOT check
for deadlocks or lock compatibility!
@param[in] c_lock conflicting lock
@param[in] thr thread owning trx
@param[in] type_mode lock mode and wait flag, type is ignored and replaced by
LOCK_REC
@param[in] block buffer block containing the record
@param[in] heap_no heap number of the record
@param[in] index index of record
@param[in,out] trx transaction
@param[in] caller_owns_trx_mutex TRUE if caller owns trx mutex
@param[in] insert_before_waiting if true, inserts new B-tree record lock
just after the last non-waiting lock of the current transaction which is
located before the first waiting for the current transaction lock, otherwise
the lock is inserted at the end of the queue
@return created lock */
UNIV_INLINE
lock_t
*
lock_rec_create
(
lock_t
*
c_lock
,
lock_t
*
lock_rec_create
(
/*============*/
#ifdef WITH_WSREP
que_thr_t
*
thr
,
lock_t
*
c_lock
,
/*!< conflicting lock */
que_thr_t
*
thr
,
/*!< thread owning trx */
#endif
ulint
type_mode
,
const
buf_block_t
*
block
,
ulint
heap_no
,
dict_index_t
*
index
,
trx_t
*
trx
,
bool
caller_owns_trx_mutex
,
bool
insert_before_waiting
=
false
);
ulint
type_mode
,
/*!< in: lock mode and wait
flag, type is ignored and
replaced by LOCK_REC */
const
buf_block_t
*
block
,
/*!< in: buffer block containing
the record */
ulint
heap_no
,
/*!< in: heap number of the record */
dict_index_t
*
index
,
/*!< in: index of record */
trx_t
*
trx
,
/*!< in,out: transaction */
bool
caller_owns_trx_mutex
);
/*!< in: true if caller owns
trx mutex */
/*************************************************************//**
Removes a record lock request, waiting or granted, from the queue. */
...
...
@@ -923,7 +920,6 @@ lock_rec_discard(
/** Create a new record lock and inserts it to the lock queue,
without checking for deadlocks or conflicts.
@param[in] c_lock conflicting lock
@param[in] type_mode lock mode and wait flag; type will be replaced
with LOCK_REC
@param[in] space tablespace id
...
...
@@ -933,15 +929,11 @@ without checking for deadlocks or conflicts.
@param[in] index the index tree
@param[in,out] trx transaction
@param[in] holds_trx_mutex whether the caller holds trx->mutex
@param[in] insert_before_waiting if true, inserts new B-tree record lock
just after the last non-waiting lock of the current transaction which is
located before the first waiting for the current transaction lock, otherwise
the lock is inserted at the end of the queue
@return created lock */
lock_t
*
lock_rec_create_low
(
lock_t
*
c_lock
,
#ifdef WITH_WSREP
lock_t
*
c_lock
,
/*!< conflicting lock */
que_thr_t
*
thr
,
/*!< thread owning trx */
#endif
ulint
type_mode
,
...
...
@@ -951,12 +943,9 @@ lock_rec_create_low(
ulint
heap_no
,
dict_index_t
*
index
,
trx_t
*
trx
,
bool
holds_trx_mutex
,
bool
insert_before_waiting
=
false
);
bool
holds_trx_mutex
);
/** Enqueue a waiting request for a lock which cannot be granted immediately.
Check for deadlocks.
@param[in] c_lock conflicting lock
@param[in] type_mode the requested lock mode (LOCK_S or LOCK_X)
possibly ORed with LOCK_GAP or
LOCK_REC_NOT_GAP, ORed with
...
...
@@ -975,7 +964,9 @@ Check for deadlocks.
(or it happened to commit) */
dberr_t
lock_rec_enqueue_waiting
(
lock_t
*
c_lock
,
#ifdef WITH_WSREP
lock_t
*
c_lock
,
/*!< conflicting lock */
#endif
ulint
type_mode
,
const
buf_block_t
*
block
,
ulint
heap_no
,
...
...
storage/innobase/include/lock0lock.inl
View file @
1ec32057
...
...
@@ -101,37 +101,34 @@ lock_hash_get(
/*********************************************************************//**
Creates a new record lock and inserts it to the lock queue. Does NOT check
for deadlocks or lock compatibility!
@param[in] c_lock conflicting lock
@param[in] thr thread owning trx
@param[in] type_mode lock mode and wait flag, type is ignored and replaced by
LOCK_REC
@param[in] block buffer block containing the record
@param[in] heap_no heap number of the record
@param[in] index index of record
@param[in,out] trx transaction
@param[in] caller_owns_trx_mutex TRUE if caller owns trx mutex
@param[in] insert_before_waiting if true, inserts new B-tree record lock
just after the last non-waiting lock of the current transaction which is
located before the first waiting for the current transaction lock, otherwise
the lock is inserted at the end of the queue
@return created lock */
UNIV_INLINE
lock_t *lock_rec_create(lock_t *c_lock,
lock_t*
lock_rec_create(
/*============*/
#ifdef WITH_WSREP
que_thr_t *thr,
lock_t* c_lock, /*!< conflicting lock */
que_thr_t* thr, /*!< thread owning trx */
#endif
ulint type_mode, const buf_block_t *block,
ulint heap_no, dict_index_t *index, trx_t *trx,
bool caller_owns_trx_mutex,
bool insert_before_waiting)
ulint type_mode,/*!< in: lock mode and wait
flag, type is ignored and
replaced by LOCK_REC */
const buf_block_t* block, /*!< in: buffer block containing
the record */
ulint heap_no,/*!< in: heap number of the record */
dict_index_t* index, /*!< in: index of record */
trx_t* trx, /*!< in,out: transaction */
bool caller_owns_trx_mutex)
/*!< in: TRUE if caller owns
trx mutex */
{
btr_assert_not_corrupted(block, index);
return lock_rec_create_low(
c_lock,
return lock_rec_create_low(
#ifdef WITH_WSREP
thr,
c_lock,
thr,
#endif
type_mode,
block->page.id.space(), block->page.id.page_no(),
block->frame, heap_no,
index, trx,
caller_owns_trx_mutex, insert_before_waiting
);
block->frame, heap_no,
index, trx, caller_owns_trx_mutex
);
}
storage/innobase/include/lock0priv.h
View file @
1ec32057
/*****************************************************************************
Copyright (c) 2007, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2015, 2018,
2022
MariaDB Corporation.
Copyright (c) 2015, 2018, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
...
...
@@ -585,9 +585,6 @@ lock_rec_get_next_const(
/*********************************************************************//**
Gets the first explicit lock request on a record.
@param[in] hash hash chain the lock on
@param[in] page_id page id
@param[in] heap_no heap number of the record
@return first lock, NULL if none exists */
UNIV_INLINE
lock_t
*
...
...
@@ -663,26 +660,15 @@ lock_table_has(
/** Set the wait status of a lock.
@param[in,out] lock lock that will be waited for
@param[in,out] trx transaction that will wait for the lock
@param[in] c_lock conflicting lock */
inline
void
lock_set_lock_and_trx_wait
(
lock_t
*
lock
,
trx_t
*
trx
,
const
lock_t
*
c_lock
)
@param[in,out] trx transaction that will wait for the lock */
inline
void
lock_set_lock_and_trx_wait
(
lock_t
*
lock
,
trx_t
*
trx
)
{
ut_ad
(
lock
);
ut_ad
(
lock
->
trx
==
trx
);
ut_ad
(
trx
->
lock
.
wait_lock
==
NULL
);
ut_ad
(
lock_mutex_own
());
ut_ad
(
trx_mutex_own
(
trx
));
if
(
trx
->
lock
.
wait_trx
)
{
ut_ad
(
!
c_lock
||
trx
->
lock
.
wait_trx
==
c_lock
->
trx
);
ut_ad
(
trx
->
lock
.
wait_lock
);
ut_ad
((
*
trx
->
lock
.
wait_lock
).
trx
==
trx
);
}
else
{
ut_ad
(
c_lock
);
trx
->
lock
.
wait_trx
=
c_lock
->
trx
;
ut_ad
(
!
trx
->
lock
.
wait_lock
);
}
trx
->
lock
.
wait_lock
=
lock
;
lock
->
type_mode
|=
LOCK_WAIT
;
}
...
...
@@ -695,7 +681,6 @@ inline void lock_reset_lock_and_trx_wait(lock_t* lock)
ut_ad
(
lock_mutex_own
());
ut_ad
(
lock
->
trx
->
lock
.
wait_lock
==
NULL
||
lock
->
trx
->
lock
.
wait_lock
==
lock
);
lock
->
trx
->
lock
.
wait_trx
=
NULL
;
lock
->
trx
->
lock
.
wait_lock
=
NULL
;
lock
->
type_mode
&=
~
LOCK_WAIT
;
}
...
...
storage/innobase/include/lock0priv.inl
View file @
1ec32057
...
...
@@ -145,19 +145,22 @@ lock_rec_get_first_on_page_addr(
return
(
NULL
);
}
/** Gets the first record lock on a page, where the page is identified by a
/*********************************************************************//**
Gets the first record lock on a page, where the page is identified by a
pointer to it.
@param[in] lock_hash lock hash table
@param[in] space page's space id
@param[in] page_no page number
@param[in] hash page's hash value in records hash table
@return first lock, NULL if none exists */
UNIV_INLINE
lock_t
*
lock_rec_get_first_on_page
(
hash_table_t
*
lock_hash
,
ulint
space
,
ulint
page_no
,
ulint
hash
)
lock_t
*
lock_rec_get_first_on_page
(
/*=======================*/
hash_table_t
*
lock_hash
,
/*!< in: lock hash table */
const
buf_block_t
*
block
)
/*!< in: buffer block */
{
ut_ad
(
lock_mutex_own
());
ulint
space
=
block
->
page
.
id
.
space
();
ulint
page_no
=
block
->
page
.
id
.
page_no
();
ulint
hash
=
buf_block_get_lock_hash_val
(
block
);
for
(
lock_t
*
lock
=
static_cast
<
lock_t
*>
(
HASH_GET_FIRST
(
lock_hash
,
hash
));
...
...
@@ -174,20 +177,6 @@ lock_t *lock_rec_get_first_on_page(hash_table_t *lock_hash, ulint space,
return
(
NULL
);
}
/** Gets the first record lock on a page, where the page is identified by a
pointer to it.
@param[in] lock_hash lock hash table
@param[in] block buffer block
@return first lock, NULL if none exists */
UNIV_INLINE
lock_t
*
lock_rec_get_first_on_page
(
hash_table_t
*
lock_hash
,
const
buf_block_t
*
block
)
{
return
lock_rec_get_first_on_page
(
lock_hash
,
block
->
page
.
id
.
space
(),
block
->
page
.
id
.
page_no
(),
buf_block_get_lock_hash_val
(
block
));
}
/*********************************************************************//**
Gets the next explicit lock request on a record.
@return next lock, NULL if none exists or if heap_no == ULINT_UNDEFINED */
...
...
@@ -221,21 +210,21 @@ lock_rec_get_next_const(
return
(
lock_rec_get_next
(
heap_no
,
(
lock_t
*
)
lock
));
}
/** Gets the first explicit lock request on a record.
@param[in] hash hash chain the lock on
@param[in] space record's space id
@param[in] page_no record's page number
@param[in] lock_hash_val page's hash value in records hash table
@param[in] heap_no heap number of the record
/*********************************************************************//**
Gets the first explicit lock request on a record.
@return first lock, NULL if none exists */
UNIV_INLINE
lock_t
*
lock_rec_get_first
(
hash_table_t
*
hash
,
ulint
space
,
ulint
page_no
,
uint32_t
lock_hash_val
,
ulint
heap_no
)
lock_t
*
lock_rec_get_first
(
/*===============*/
hash_table_t
*
hash
,
/*!< in: hash chain the lock on */
const
buf_block_t
*
block
,
/*!< in: block containing the record */
ulint
heap_no
)
/*!< in: heap number of the record */
{
ut_ad
(
lock_mutex_own
());
for
(
lock_t
*
lock
=
lock_rec_get_first_on_page
(
hash
,
space
,
page_no
,
lock_hash_val
);
lock
;
lock
=
lock_rec_get_next_on_page
(
lock
))
{
for
(
lock_t
*
lock
=
lock_rec_get_first_on_page
(
hash
,
block
);
lock
;
lock
=
lock_rec_get_next_on_page
(
lock
))
{
if
(
lock_rec_get_nth_bit
(
lock
,
heap_no
))
{
return
(
lock
);
}
...
...
@@ -244,20 +233,6 @@ lock_t *lock_rec_get_first(hash_table_t *hash, ulint space, ulint page_no,
return
(
NULL
);
}
/** Gets the first explicit lock request on a record.
@param[in] hash hash chain the lock on
@param[in] block block containing the record
@param[in] heap_no heap number of the record
@return first lock, NULL if none exists */
UNIV_INLINE
lock_t
*
lock_rec_get_first
(
hash_table_t
*
hash
,
const
buf_block_t
*
block
,
ulint
heap_no
)
{
return
lock_rec_get_first
(
hash
,
block
->
page
.
id
.
space
(),
block
->
page
.
id
.
page_no
(),
buf_block_get_lock_hash_val
(
block
),
heap_no
);
}
/*********************************************************************//**
Gets the nth bit of a record lock.
@return TRUE if bit set also if i == ULINT_UNDEFINED return FALSE*/
...
...
storage/innobase/include/trx0trx.h
View file @
1ec32057
...
...
@@ -425,9 +425,7 @@ struct trx_lock_t {
trx_que_t
que_state
;
/*!< valid when trx->state
== TRX_STATE_ACTIVE: TRX_QUE_RUNNING,
TRX_QUE_LOCK_WAIT, ... */
/** Transaction being waited for; protected by the same mutexes as
wait_lock */
trx_t
*
wait_trx
;
lock_t
*
wait_lock
;
/*!< if trx execution state is
TRX_QUE_LOCK_WAIT, this points to
the lock request, otherwise this is
...
...
storage/innobase/lock/lock0lock.cc
View file @
1ec32057
This diff is collapsed.
Click to expand it.
storage/innobase/lock/lock0prdt.cc
View file @
1ec32057
/*****************************************************************************
Copyright (c) 2014, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2018,
2022
MariaDB Corporation.
Copyright (c) 2018, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
...
...
@@ -487,13 +487,9 @@ lock_prdt_add_to_queue(
}
}
/* Note: We will not pass any conflicting lock to lock_rec_create(),
because we should be moving an existing waiting lock request. */
ut_ad
(
!
(
type_mode
&
LOCK_WAIT
)
||
trx
->
lock
.
wait_trx
);
lock
=
lock_rec_create
(
NULL
,
lock
=
lock_rec_create
(
#ifdef WITH_WSREP
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
NULL
,
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
#endif
type_mode
,
block
,
PRDT_HEAPNO
,
index
,
trx
,
caller_owns_trx_mutex
);
...
...
@@ -583,7 +579,9 @@ lock_prdt_insert_check_and_lock(
trx_mutex_enter
(
trx
);
err
=
lock_rec_enqueue_waiting
(
#ifdef WITH_WSREP
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
#endif
LOCK_X
|
LOCK_PREDICATE
|
LOCK_INSERT_INTENTION
,
block
,
PRDT_HEAPNO
,
index
,
thr
,
prdt
);
...
...
@@ -831,9 +829,9 @@ lock_prdt_lock(
lock_t
*
lock
=
lock_rec_get_first_on_page
(
hash
,
block
);
if
(
lock
==
NULL
)
{
lock
=
lock_rec_create
(
NULL
,
lock
=
lock_rec_create
(
#ifdef WITH_WSREP
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
NULL
,
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
#endif
ulint
(
mode
)
|
type_mode
,
block
,
PRDT_HEAPNO
,
index
,
trx
,
FALSE
);
...
...
@@ -863,8 +861,10 @@ lock_prdt_lock(
if
(
wait_for
!=
NULL
)
{
err
=
lock_rec_enqueue_waiting
(
#ifdef WITH_WSREP
NULL
,
/* FIXME: replicate
SPATIAL INDEX locks */
#endif
ulint
(
mode
)
|
type_mode
,
block
,
PRDT_HEAPNO
,
index
,
thr
,
prdt
);
...
...
@@ -948,9 +948,9 @@ lock_place_prdt_page_lock(
}
if
(
lock
==
NULL
)
{
lock
=
lock_rec_create_low
(
NULL
,
lock
=
lock_rec_create_low
(
#ifdef WITH_WSREP
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
NULL
,
NULL
,
/* FIXME: replicate SPATIAL INDEX locks */
#endif
mode
,
space
,
page_no
,
NULL
,
PRDT_HEAPNO
,
index
,
trx
,
FALSE
);
...
...
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