MySQL  8.0.26
Source Code Documentation
pfs_memory_provider.h
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1 /* Copyright (c) 2012, 2021, Oracle and/or its affiliates.
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_MEMORY_PROVIDER_H
24 #define PFS_MEMORY_PROVIDER_H
25 
26 /* HAVE_PSI_*_INTERFACE */
27 #include "my_psi_config.h" // IWYU pragma: keep
28 
29 /**
30  @file include/pfs_memory_provider.h
31  Performance schema instrumentation (declarations).
32 */
33 
34 #ifdef HAVE_PSI_MEMORY_INTERFACE
35 #if defined(MYSQL_SERVER) || defined(PFS_DIRECT_CALL)
36 #ifndef MYSQL_DYNAMIC_PLUGIN
37 #ifndef WITH_LOCK_ORDER
38 
39 #include <stddef.h>
40 
41 #include "my_macros.h"
42 #include "mysql/psi/psi_memory.h"
43 
44 struct PSI_thread;
45 
46 #define PSI_MEMORY_CALL(M) pfs_##M##_vc
47 
48 void pfs_register_memory_vc(const char *category,
49  struct PSI_memory_info_v1 *info, int count);
50 
52  PSI_thread **owner);
53 
55  size_t new_size, PSI_thread **owner);
56 
58  PSI_thread **owner, bool claim);
59 
60 void pfs_memory_free_vc(PSI_memory_key key, size_t size, PSI_thread *owner);
61 
62 #endif /* WITH_LOCK_ORDER */
63 #endif /* MYSQL_DYNAMIC_PLUGIN */
64 #endif /* MYSQL_SERVER || PFS_DIRECT_CALL */
65 #endif /* HAVE_PSI_MEMORY_INTERFACE */
66 
67 #endif
unsigned int PSI_memory_key
Instrumented memory key.
Definition: psi_memory_bits.h:48
struct PSI_thread PSI_thread
Definition: psi_thread_bits.h:72
static uchar key[100]
Definition: mi_test2.cc:58
Some common macros.
Defines various enable/disable and HAVE_ macros related to the performance schema instrumentation sys...
static int count
Definition: myisam_ftdump.cc:42
Log info(cout, "NOTE")
static const char * category
Definition: sha2_password.cc:168
void pfs_register_memory_vc(const char *category, struct PSI_memory_info_v1 *info, int count)
Definition: pfs.cc:7495
PSI_memory_key pfs_memory_realloc_vc(PSI_memory_key key, size_t old_size, size_t new_size, PSI_thread **owner)
Definition: pfs.cc:7566
PSI_memory_key pfs_memory_claim_vc(PSI_memory_key key, size_t size, PSI_thread **owner, bool claim)
Definition: pfs.cc:7643
PSI_memory_key pfs_memory_alloc_vc(PSI_memory_key key, size_t size, PSI_thread **owner)
Definition: pfs.cc:7501
void pfs_memory_free_vc(PSI_memory_key key, size_t size, PSI_thread *owner)
Definition: pfs.cc:7759
Performance schema instrumentation interface.
Memory instrument information.
Definition: psi_memory_bits.h:57