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| author | Nisha Gopalakrishnan <nisha.gopalakrishnan@oracle.com> | 2013-09-05 13:40:27 +0530 |
|---|---|---|
| committer | Nisha Gopalakrishnan <nisha.gopalakrishnan@oracle.com> | 2013-09-05 13:40:27 +0530 |
| commit | 14976fbe8a5d9e88cba6474808b8b59790e84c3e (patch) | |
| tree | 778522b458bb5f9928f6bdc867d32a6bc43ae194 /sql/sys_vars.cc | |
| parent | e203951cb1e42404ed62abbfe7eb6e4cce53218c (diff) | |
| download | mariadb-git-14976fbe8a5d9e88cba6474808b8b59790e84c3e.tar.gz | |
BUG#16032946 - PLEASE GIVE A MESSAGE FOR "THREAD_CONCURRENCY DOESN'T
DO WHAT YOU EXPECT"
Fix info:
--------
Backport of the deprecation bug fix (WL#5265) for global variable
'THREAD_CONCURRENCY' from mysql-5.6 to mysql-5.5
Note: With this backport, certain additional deprecation warnings
would be reported under error conditions while setting the
global/session variables.
Diffstat (limited to 'sql/sys_vars.cc')
| -rw-r--r-- | sql/sys_vars.cc | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sql/sys_vars.cc b/sql/sys_vars.cc index 1d0f9691629..63f478be5f0 100644 --- a/sql/sys_vars.cc +++ b/sql/sys_vars.cc @@ -1,4 +1,4 @@ -/* Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved. +/* Copyright (c) 2002, 2013, 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 @@ -1797,9 +1797,13 @@ static Sys_var_charptr Sys_socket( static Sys_var_ulong Sys_thread_concurrency( "thread_concurrency", "Permits the application to give the threads system a hint for " - "the desired number of threads that should be run at the same time", + "the desired number of threads that should be run at the same time." + "This variable has no effect, and is deprecated. " + "It will be removed in a future release.", READ_ONLY GLOBAL_VAR(concurrency), CMD_LINE(REQUIRED_ARG), - VALID_RANGE(1, 512), DEFAULT(DEFAULT_CONCURRENCY), BLOCK_SIZE(1)); + VALID_RANGE(1, 512), DEFAULT(DEFAULT_CONCURRENCY), BLOCK_SIZE(1), + NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0), ON_UPDATE(0), + DEPRECATED("")); static Sys_var_ulong Sys_thread_stack( "thread_stack", "The stack size for each thread", |