perfschema 5.6.10 initial commit.

include/mysql/psi/*

1 files changed, 189 insertions, 0 deletions

diff --git a/include/mysql/psi/mysql_table.h b/include/mysql/psi/mysql_table.h
new file mode 100644
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+++ b/include/mysql/psi/mysql_table.h
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+/* Copyright (c) 2010, 2012, 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 as published by
+  the Free Software Foundation; version 2 of the License.
+
+  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 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,
+  51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
+
+#ifndef MYSQL_TABLE_H
+#define MYSQL_TABLE_H
+
+/**
+  @file mysql/psi/mysql_table.h
+  Instrumentation helpers for table io.
+*/
+
+#include "mysql/psi/psi.h"
+
+/**
+  @defgroup Table_instrumentation Table Instrumentation
+  @ingroup Instrumentation_interface
+  @{
+*/
+
+/**
+  @def MYSQL_TABLE_WAIT_VARIABLES
+  Instrumentation helper for table waits.
+  This instrumentation declares local variables.
+  Do not use a ';' after this macro
+  @param LOCKER the locker
+  @param STATE the locker state
+  @sa MYSQL_START_TABLE_IO_WAIT.
+  @sa MYSQL_END_TABLE_IO_WAIT.
+  @sa MYSQL_START_TABLE_LOCK_WAIT.
+  @sa MYSQL_END_TABLE_LOCK_WAIT.
+*/
+#ifdef HAVE_PSI_TABLE_INTERFACE
+  #define MYSQL_TABLE_WAIT_VARIABLES(LOCKER, STATE) \
+    struct PSI_table_locker* LOCKER; \
+    PSI_table_locker_state STATE;
+#else
+  #define MYSQL_TABLE_WAIT_VARIABLES(LOCKER, STATE)
+#endif
+
+/**
+  @def MYSQL_TABLE_IO_WAIT
+  Instrumentation helper for table io_waits.
+  This instrumentation marks the start of a wait event.
+  @param PSI the instrumented table
+  @param OP the table operation to be performed
+  @param INDEX the table index used if any, or MAY_KEY.
+  @param FLAGS per table operation flags.
+  @sa MYSQL_END_TABLE_WAIT.
+*/
+#ifdef HAVE_PSI_TABLE_INTERFACE
+  #define MYSQL_TABLE_IO_WAIT(PSI, OP, INDEX, FLAGS, PAYLOAD) \
+    {                                                         \
+      if (PSI != NULL)                                        \
+      {                                                       \
+        PSI_table_locker *locker;                             \
+        PSI_table_locker_state state;                         \
+        locker= PSI_TABLE_CALL(start_table_io_wait)           \
+          (& state, PSI, OP, INDEX, __FILE__, __LINE__);      \
+        PAYLOAD                                               \
+        if (locker != NULL)                                   \
+          PSI_TABLE_CALL(end_table_io_wait)(locker);          \
+      }                                                       \
+      else                                                    \
+      {                                                       \
+        PAYLOAD                                               \
+      }                                                       \
+    }
+#else
+  #define MYSQL_TABLE_IO_WAIT(PSI, OP, INDEX, FLAGS, PAYLOAD) \
+    PAYLOAD
+#endif
+
+/**
+  @def MYSQL_TABLE_LOCK_WAIT
+  Instrumentation helper for table io_waits.
+  This instrumentation marks the start of a wait event.
+  @param PSI the instrumented table
+  @param OP the table operation to be performed
+  @param INDEX the table index used if any, or MAY_KEY.
+  @param FLAGS per table operation flags.
+  @sa MYSQL_END_TABLE_WAIT.
+*/
+#ifdef HAVE_PSI_TABLE_INTERFACE
+  #define MYSQL_TABLE_LOCK_WAIT(PSI, OP, FLAGS, PAYLOAD) \
+    {                                                    \
+      if (PSI != NULL)                                   \
+      {                                                  \
+        PSI_table_locker *locker;                        \
+        PSI_table_locker_state state;                    \
+        locker= PSI_TABLE_CALL(start_table_lock_wait)    \
+          (& state, PSI, OP, FLAGS, __FILE__, __LINE__); \
+        PAYLOAD                                          \
+        if (locker != NULL)                              \
+          PSI_TABLE_CALL(end_table_lock_wait)(locker);   \
+      }                                                  \
+      else                                               \
+      {                                                  \
+        PAYLOAD                                          \
+      }                                                  \
+    }
+#else
+  #define MYSQL_TABLE_LOCK_WAIT(PSI, OP, FLAGS, PAYLOAD) \
+    PAYLOAD
+#endif
+
+/**
+  @def MYSQL_START_TABLE_LOCK_WAIT
+  Instrumentation helper for table lock waits.
+  This instrumentation marks the start of a wait event.
+  @param LOCKER the locker
+  @param STATE the locker state
+  @param PSI the instrumented table
+  @param OP the table operation to be performed
+  @param FLAGS per table operation flags.
+  @sa MYSQL_END_TABLE_LOCK_WAIT.
+*/
+#ifdef HAVE_PSI_TABLE_INTERFACE
+  #define MYSQL_START_TABLE_LOCK_WAIT(LOCKER, STATE, PSI, OP, FLAGS) \
+    LOCKER= inline_mysql_start_table_lock_wait(STATE, PSI, \
+                                               OP, FLAGS, __FILE__, __LINE__)
+#else
+  #define MYSQL_START_TABLE_LOCK_WAIT(LOCKER, STATE, PSI, OP, FLAGS) \
+    do {} while (0)
+#endif
+
+/**
+  @def MYSQL_END_TABLE_LOCK_WAIT
+  Instrumentation helper for table lock waits.
+  This instrumentation marks the end of a wait event.
+  @param LOCKER the locker
+  @sa MYSQL_START_TABLE_LOCK_WAIT.
+*/
+#ifdef HAVE_PSI_TABLE_INTERFACE
+  #define MYSQL_END_TABLE_LOCK_WAIT(LOCKER) \
+    inline_mysql_end_table_lock_wait(LOCKER)
+#else
+  #define MYSQL_END_TABLE_LOCK_WAIT(LOCKER) \
+    do {} while (0)
+#endif
+
+#ifdef HAVE_PSI_TABLE_INTERFACE
+/**
+  Instrumentation calls for MYSQL_START_TABLE_LOCK_WAIT.
+  @sa MYSQL_END_TABLE_LOCK_WAIT.
+*/
+static inline struct PSI_table_locker *
+inline_mysql_start_table_lock_wait(PSI_table_locker_state *state,
+                                   struct PSI_table *psi,
+                                   enum PSI_table_lock_operation op,
+                                   ulong flags, const char *src_file, int src_line)
+{
+  if (psi != NULL)
+  {
+    struct PSI_table_locker *locker;
+    locker= PSI_TABLE_CALL(start_table_lock_wait)
+      (state, psi, op, flags, src_file, src_line);
+    return locker;
+  }
+  return NULL;
+}
+
+/**
+  Instrumentation calls for MYSQL_END_TABLE_LOCK_WAIT.
+  @sa MYSQL_START_TABLE_LOCK_WAIT.
+*/
+static inline void
+inline_mysql_end_table_lock_wait(struct PSI_table_locker *locker)
+{
+  if (locker != NULL)
+    PSI_TABLE_CALL(end_table_lock_wait)(locker);
+}
+#endif
+
+/** @} (end of group Table_instrumentation) */
+
+#endif
+