MySQL 8.0.30
Source Code Documentation
mysql_transaction.h
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1/* Copyright (c) 2013, 2022, Oracle and/or its affiliates.
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4 it under the terms of the GNU General Public License, version 2.0,
5 as published by the Free Software Foundation.
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9 as designated in a particular file or component or in included license
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11 permission to link the program and your derivative works with the
12 separately licensed software that they have included with MySQL.
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License, version 2.0, for more details.
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19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22
23#ifndef MYSQL_TRANSACTION_H
24#define MYSQL_TRANSACTION_H
25
26/**
27 @file include/mysql/psi/mysql_transaction.h
28 Instrumentation helpers for transactions.
29*/
30
32
33#include "my_inttypes.h"
34
35#if defined(MYSQL_SERVER) || defined(PFS_DIRECT_CALL)
36/* PSI_TRANSACTION_CALL() as direct call. */
37#include "pfs_transaction_provider.h" // IWYU pragma: keep
38#endif
39
40#ifndef PSI_TRANSACTION_CALL
41#define PSI_TRANSACTION_CALL(M) psi_transaction_service->M
42#endif
43
44/**
45 @defgroup psi_api_transaction Transaction Instrumentation (API)
46 @ingroup psi_api
47 @{
48*/
49
50#ifdef HAVE_PSI_TRANSACTION_INTERFACE
51#define MYSQL_START_TRANSACTION(STATE, XID, TRXID, ISO, RO, AC) \
52 inline_mysql_start_transaction(STATE, XID, TRXID, ISO, RO, AC, __FILE__, \
53 __LINE__)
54#else
55#define MYSQL_START_TRANSACTION(STATE, XID, TRXID, ISO, RO, AC) \
56 do { \
57 } while (0)
58#endif
59
60#ifdef HAVE_PSI_TRANSACTION_INTERFACE
61#define MYSQL_SET_TRANSACTION_GTID(LOCKER, P1, P2) \
62 inline_mysql_set_transaction_gtid(LOCKER, P1, P2)
63#else
64#define MYSQL_SET_TRANSACTION_GTID(LOCKER, P1, P2) \
65 do { \
66 } while (0)
67#endif
68
69#ifdef HAVE_PSI_TRANSACTION_INTERFACE
70#define MYSQL_SET_TRANSACTION_XID(LOCKER, P1, P2) \
71 inline_mysql_set_transaction_xid(LOCKER, P1, P2)
72#else
73#define MYSQL_SET_TRANSACTION_XID(LOCKER, P1, P2) \
74 do { \
75 } while (0)
76#endif
77
78#ifdef HAVE_PSI_TRANSACTION_INTERFACE
79#define MYSQL_SET_TRANSACTION_XA_STATE(LOCKER, P1) \
80 inline_mysql_set_transaction_xa_state(LOCKER, P1)
81#else
82#define MYSQL_SET_TRANSACTION_XA_STATE(LOCKER, P1) \
83 do { \
84 } while (0)
85#endif
86
87#ifdef HAVE_PSI_TRANSACTION_INTERFACE
88#define MYSQL_SET_TRANSACTION_TRXID(LOCKER, P1) \
89 inline_mysql_set_transaction_trxid(LOCKER, P1)
90#else
91#define MYSQL_SET_TRANSACTION_TRXID(LOCKER, P1) \
92 do { \
93 } while (0)
94#endif
95
96#ifdef HAVE_PSI_TRANSACTION_INTERFACE
97#define MYSQL_INC_TRANSACTION_SAVEPOINTS(LOCKER, P1) \
98 inline_mysql_inc_transaction_savepoints(LOCKER, P1)
99#else
100#define MYSQL_INC_TRANSACTION_SAVEPOINTS(LOCKER, P1) \
101 do { \
102 } while (0)
103#endif
104
105#ifdef HAVE_PSI_TRANSACTION_INTERFACE
106#define MYSQL_INC_TRANSACTION_ROLLBACK_TO_SAVEPOINT(LOCKER, P1) \
107 inline_mysql_inc_transaction_rollback_to_savepoint(LOCKER, P1)
108#else
109#define MYSQL_INC_TRANSACTION_ROLLBACK_TO_SAVEPOINT(LOCKER, P1) \
110 do { \
111 } while (0)
112#endif
113
114#ifdef HAVE_PSI_TRANSACTION_INTERFACE
115#define MYSQL_INC_TRANSACTION_RELEASE_SAVEPOINT(LOCKER, P1) \
116 inline_mysql_inc_transaction_release_savepoint(LOCKER, P1)
117#else
118#define MYSQL_INC_TRANSACTION_RELEASE_SAVEPOINT(LOCKER, P1) \
119 do { \
120 } while (0)
121#endif
122
123#ifdef HAVE_PSI_TRANSACTION_INTERFACE
124#define MYSQL_ROLLBACK_TRANSACTION(LOCKER) \
125 inline_mysql_rollback_transaction(LOCKER)
126#else
127#define MYSQL_ROLLBACK_TRANSACTION(LOCKER) NULL
128#endif
129
130#ifdef HAVE_PSI_TRANSACTION_INTERFACE
131#define MYSQL_COMMIT_TRANSACTION(LOCKER) inline_mysql_commit_transaction(LOCKER)
132#else
133#define MYSQL_COMMIT_TRANSACTION(LOCKER) NULL
134#endif
135
136#ifdef HAVE_PSI_TRANSACTION_INTERFACE
138 PSI_transaction_locker_state *state, const void *xid,
139 const ulonglong *trxid, int isolation_level, bool read_only,
140 bool autocommit, const char *src_file, int src_line) {
142 locker = PSI_TRANSACTION_CALL(get_thread_transaction_locker)(
143 state, xid, trxid, isolation_level, read_only, autocommit);
144 if (likely(locker != nullptr)) {
145 PSI_TRANSACTION_CALL(start_transaction)(locker, src_file, src_line);
146 }
147 return locker;
148}
149
151 PSI_transaction_locker *locker, const void *sid, const void *gtid_spec) {
152 if (likely(locker != nullptr)) {
153 PSI_TRANSACTION_CALL(set_transaction_gtid)(locker, sid, gtid_spec);
154 }
155}
156
158 PSI_transaction_locker *locker, const void *xid, int xa_state) {
159 if (likely(locker != nullptr)) {
160 PSI_TRANSACTION_CALL(set_transaction_xid)(locker, xid, xa_state);
161 }
162}
163
165 PSI_transaction_locker *locker, int xa_state) {
166 if (likely(locker != nullptr)) {
167 PSI_TRANSACTION_CALL(set_transaction_xa_state)(locker, xa_state);
168 }
169}
170
172 PSI_transaction_locker *locker, const ulonglong *trxid) {
173 if (likely(locker != nullptr)) {
174 PSI_TRANSACTION_CALL(set_transaction_trxid)(locker, trxid);
175 }
176}
177
179 PSI_transaction_locker *locker, ulong count) {
180 if (likely(locker != nullptr)) {
181 PSI_TRANSACTION_CALL(inc_transaction_savepoints)(locker, count);
182 }
183}
184
186 PSI_transaction_locker *locker, ulong count) {
187 if (likely(locker != nullptr)) {
188 PSI_TRANSACTION_CALL(inc_transaction_rollback_to_savepoint)(locker, count);
189 }
190}
191
193 PSI_transaction_locker *locker, ulong count) {
194 if (likely(locker != nullptr)) {
195 PSI_TRANSACTION_CALL(inc_transaction_release_savepoint)(locker, count);
196 }
197}
198
200 struct PSI_transaction_locker *locker) {
201 if (likely(locker != nullptr)) {
203 }
204}
205
207 struct PSI_transaction_locker *locker) {
208 if (likely(locker != nullptr)) {
210 }
211}
212#endif
213
214/** @} (end of group psi_api_transaction) */
215
216#endif
#define PSI_TRANSACTION_CALL(M)
Definition: psi_transaction.h:35
struct PSI_transaction_locker PSI_transaction_locker
Definition: psi_transaction_bits.h:40
static void inline_mysql_set_transaction_xid(PSI_transaction_locker *locker, const void *xid, int xa_state)
Definition: mysql_transaction.h:157
static void inline_mysql_set_transaction_trxid(PSI_transaction_locker *locker, const ulonglong *trxid)
Definition: mysql_transaction.h:171
static void inline_mysql_inc_transaction_release_savepoint(PSI_transaction_locker *locker, ulong count)
Definition: mysql_transaction.h:192
static struct PSI_transaction_locker * inline_mysql_start_transaction(PSI_transaction_locker_state *state, const void *xid, const ulonglong *trxid, int isolation_level, bool read_only, bool autocommit, const char *src_file, int src_line)
Definition: mysql_transaction.h:137
static void inline_mysql_set_transaction_gtid(PSI_transaction_locker *locker, const void *sid, const void *gtid_spec)
Definition: mysql_transaction.h:150
static void inline_mysql_rollback_transaction(struct PSI_transaction_locker *locker)
Definition: mysql_transaction.h:199
static void inline_mysql_set_transaction_xa_state(PSI_transaction_locker *locker, int xa_state)
Definition: mysql_transaction.h:164
static void inline_mysql_commit_transaction(struct PSI_transaction_locker *locker)
Definition: mysql_transaction.h:206
static void inline_mysql_inc_transaction_rollback_to_savepoint(PSI_transaction_locker *locker, ulong count)
Definition: mysql_transaction.h:185
static void inline_mysql_inc_transaction_savepoints(PSI_transaction_locker *locker, ulong count)
Definition: mysql_transaction.h:178
constexpr bool likely(bool expr)
Definition: my_compiler.h:54
Some integer typedefs for easier portability.
unsigned long long int ulonglong
Definition: my_inttypes.h:55
static int count
Definition: myisam_ftdump.cc:42
static int start_transaction(MYSQL *mysql_con)
Definition: mysqldump.cc:5203
constexpr value_type read_only
Definition: classic_protocol_constants.h:210
constexpr value_type autocommit
Definition: classic_protocol_constants.h:148
bool end_transaction(THD *thd, bool error)
Helper function to do rollback or commit, depending on error.
Definition: utils.cc:180
Performance schema instrumentation (declarations).
Performance schema instrumentation interface.
State data storage for get_thread_transaction_locker_v1_t, get_thread_transaction_locker_v1_t.
Definition: psi_transaction_bits.h:52