MySQL  8.0.18
Source Code Documentation
pfs_mutex_provider.h
Go to the documentation of this file.
1 /* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License, version 2.0,
5  as published by the Free Software Foundation.
6 
7  This program is also distributed with certain software (including
8  but not limited to OpenSSL) that is licensed under separate terms,
9  as designated in a particular file or component or in included license
10  documentation. The authors of MySQL hereby grant you an additional
11  permission to link the program and your derivative works with the
12  separately licensed software that they have included with MySQL.
13 
14  This program is distributed in the hope that it will be useful,
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.
18 
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 PFS_MUTEX_PROVIDER_H
24 #define PFS_MUTEX_PROVIDER_H
25 
26 /**
27  @file include/pfs_mutex_provider.h
28  Performance schema instrumentation (declarations).
29 */
30 
31 #include <sys/types.h>
32 
33 #include "my_psi_config.h"
34 
35 #ifdef HAVE_PSI_MUTEX_INTERFACE
36 #ifdef MYSQL_SERVER
37 #ifndef MYSQL_DYNAMIC_PLUGIN
38 #ifndef WITH_LOCK_ORDER
39 
40 #include "my_inttypes.h"
41 #include "my_macros.h"
42 #include "mysql/psi/psi_mutex.h"
43 
44 #define PSI_MUTEX_CALL(M) pfs_##M##_v1
45 
47  int count);
48 
50 
52 
56  const char *src_file, uint src_line);
57 
59 
60 void pfs_end_mutex_wait_v1(PSI_mutex_locker *locker, int rc);
61 
62 #endif /* WITH_LOCK_ORDER */
63 #endif /* MYSQL_DYNAMIC_PLUGIN */
64 #endif /* MYSQL_SERVER */
65 #endif /* HAVE_PSI_MUTEX_INTERFACE */
66 
67 #endif /* PFS_MUTEX_PROVIDER_H */
Some common macros.
ssize_t count
Definition: memcached.c:386
Some integer typedefs for easier portability.
pthread_mutex_t mutex
Definition: memcached.c:384
unsigned int PSI_mutex_key
Instrumented mutex key.
Definition: psi_mutex_bits.h:49
void pfs_register_mutex_v1(const char *category, PSI_mutex_info_v1 *info, int count)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:2274
PSI_mutex_operation
Operation performed on an instrumented mutex.
Definition: psi_mutex_bits.h:105
Performance schema instrumentation interface.
Defines various enable/disable and HAVE_ macros related to the performance schema instrumentation sys...
unsigned int uint
Definition: uca-dump.cc:29
void pfs_unlock_mutex_v1(PSI_mutex *mutex)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:4437
struct PSI_mutex PSI_mutex
Definition: psi_mutex_bits.h:95
State data storage for start_mutex_wait_v1_t.
Definition: psi_mutex_bits.h:122
struct PSI_mutex_locker PSI_mutex_locker
Definition: psi_mutex_bits.h:102
Mutex information.
Definition: psi_mutex_bits.h:70
static const char * key
Definition: suite_stubs.c:14
static const char * category
Definition: sha2_password.cc:166
PSI_mutex_locker * pfs_start_mutex_wait_v1(PSI_mutex_locker_state *state, PSI_mutex *mutex, PSI_mutex_operation op, const char *src_file, uint src_line)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:3473
PSI_mutex * pfs_init_mutex_v1(PSI_mutex_key key, const void *identity)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:2467
void pfs_destroy_mutex_v1(PSI_mutex *mutex)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:2482
std::decay_t< T > identity
Definition: string_view.h:176
Log info(cout, "NOTE")
void pfs_end_mutex_wait_v1(PSI_mutex_locker *locker, int rc)
Implementation of the mutex instrumentation interface.
Definition: pfs.cc:4717