118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2.0,
|
|
as published by the Free Software Foundation.
|
|
|
|
This program is also distributed with certain software (including
|
|
but not limited to OpenSSL) that is licensed under separate terms,
|
|
as designated in a particular file or component or in included license
|
|
documentation. The authors of MySQL hereby grant you an additional
|
|
permission to link the program and your derivative works with the
|
|
separately licensed software that they have included with MySQL.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License, version 2.0, for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
#ifndef MYSQL_MDL_H
|
|
#define MYSQL_MDL_H
|
|
|
|
/**
|
|
@file include/mysql/psi/mysql_mdl.h
|
|
Instrumentation helpers for metadata locks.
|
|
*/
|
|
|
|
#include "mysql/psi/psi_mdl.h"
|
|
|
|
#ifndef PSI_METADATA_CALL
|
|
#define PSI_METADATA_CALL(M) psi_mdl_service->M
|
|
#endif
|
|
|
|
/**
|
|
@defgroup psi_api_mdl Metadata Instrumentation (API)
|
|
@ingroup psi_api
|
|
@{
|
|
*/
|
|
|
|
/**
|
|
@def mysql_mdl_create(K, M, A)
|
|
Instrumented metadata lock creation.
|
|
@param I Metadata lock identity
|
|
@param K Metadata key
|
|
@param T Metadata lock type
|
|
@param D Metadata lock duration
|
|
@param S Metadata lock status
|
|
@param F request source file
|
|
@param L request source line
|
|
*/
|
|
|
|
#ifdef HAVE_PSI_METADATA_INTERFACE
|
|
#define mysql_mdl_create(I, K, T, D, S, F, L) \
|
|
inline_mysql_mdl_create(I, K, T, D, S, F, L)
|
|
#else
|
|
#define mysql_mdl_create(I, K, T, D, S, F, L) NULL
|
|
#endif
|
|
|
|
#ifdef HAVE_PSI_METADATA_INTERFACE
|
|
#define mysql_mdl_set_status(L, S) inline_mysql_mdl_set_status(L, S)
|
|
#else
|
|
#define mysql_mdl_set_status(L, S) \
|
|
do { \
|
|
} while (0)
|
|
#endif
|
|
|
|
/**
|
|
@def mysql_mdl_destroy(M)
|
|
Instrumented metadata lock destruction.
|
|
@param M Metadata lock
|
|
*/
|
|
#ifdef HAVE_PSI_METADATA_INTERFACE
|
|
#define mysql_mdl_destroy(M) inline_mysql_mdl_destroy(M, __FILE__, __LINE__)
|
|
#else
|
|
#define mysql_mdl_destroy(M) \
|
|
do { \
|
|
} while (0)
|
|
#endif
|
|
|
|
#ifdef HAVE_PSI_METADATA_INTERFACE
|
|
|
|
static inline PSI_metadata_lock *inline_mysql_mdl_create(
|
|
void *identity, const MDL_key *mdl_key, enum_mdl_type mdl_type,
|
|
enum_mdl_duration mdl_duration, MDL_ticket::enum_psi_status mdl_status,
|
|
const char *src_file, uint src_line) {
|
|
PSI_metadata_lock *result;
|
|
|
|
/* static_cast: Fit a round C++ enum peg into a square C int hole ... */
|
|
result = PSI_METADATA_CALL(create_metadata_lock)(
|
|
identity, mdl_key, static_cast<opaque_mdl_type>(mdl_type),
|
|
static_cast<opaque_mdl_duration>(mdl_duration),
|
|
static_cast<opaque_mdl_status>(mdl_status), src_file, src_line);
|
|
|
|
return result;
|
|
}
|
|
|
|
static inline void inline_mysql_mdl_set_status(
|
|
PSI_metadata_lock *psi, MDL_ticket::enum_psi_status mdl_status) {
|
|
if (psi != NULL) {
|
|
PSI_METADATA_CALL(set_metadata_lock_status)(psi, mdl_status);
|
|
}
|
|
}
|
|
|
|
static inline void inline_mysql_mdl_destroy(PSI_metadata_lock *psi,
|
|
const char *, uint) {
|
|
if (psi != NULL) {
|
|
PSI_METADATA_CALL(destroy_metadata_lock)(psi);
|
|
}
|
|
}
|
|
#endif /* HAVE_PSI_METADATA_INTERFACE */
|
|
|
|
/** @} (end of group psi_api_mdl) */
|
|
|
|
#endif
|