Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 59 insertions, 0 deletions

diff --git a/storage/innobase/include/dict0stats_bg.h b/storage/innobase/include/dict0stats_bg.h
new file mode 100644
index 00000000..d9a2f628
--- /dev/null
+++ b/storage/innobase/include/dict0stats_bg.h
@@ -0,0 +1,59 @@
+/*****************************************************************************
+
+Copyright (c) 2012, 2017, Oracle and/or its affiliates. All Rights Reserved.
+Copyright (c) 2017, 2022, MariaDB Corporation.
+
+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, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
+
+*****************************************************************************/
+
+/**************************************************//**
+@file include/dict0stats_bg.h
+Code used for background table and index stats gathering.
+
+Created Apr 26, 2012 Vasil Dimov
+*******************************************************/
+
+#ifndef dict0stats_bg_h
+#define dict0stats_bg_h
+
+#include "dict0types.h"
+
+#ifdef HAVE_PSI_INTERFACE
+extern mysql_pfs_key_t	recalc_pool_mutex_key;
+#endif /* HAVE_PSI_INTERFACE */
+
+/** Delete a table from the auto recalc pool, and ensure that
+no statistics are being updated on it. */
+void dict_stats_recalc_pool_del(table_id_t id, bool have_mdl_exclusive);
+
+/*****************************************************************//**
+Initialize global variables needed for the operation of dict_stats_thread().
+Must be called before dict_stats task is started. */
+void dict_stats_init();
+
+/*****************************************************************//**
+Free resources allocated by dict_stats_thread_init(), must be called
+after dict_stats task has exited. */
+void dict_stats_deinit();
+
+/** Start the dict stats timer. */
+void dict_stats_start();
+
+/** Shut down the dict_stats timer. */
+void dict_stats_shutdown();
+
+/** Reschedule dict stats timer to run now. */
+void dict_stats_schedule_now();
+
+#endif /* dict0stats_bg_h */