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Diffstat (limited to 'src/mongo/transport/thread_idle_callback.h')
-rw-r--r-- | src/mongo/transport/thread_idle_callback.h | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/src/mongo/transport/thread_idle_callback.h b/src/mongo/transport/thread_idle_callback.h deleted file mode 100644 index c7bd5ff96b1..00000000000 --- a/src/mongo/transport/thread_idle_callback.h +++ /dev/null @@ -1,55 +0,0 @@ - -/** - * Copyright (C) 2018-present MongoDB, Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the Server Side Public License, version 1, - * as published by MongoDB, Inc. - * - * 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 - * Server Side Public License for more details. - * - * You should have received a copy of the Server Side Public License - * along with this program. If not, see - * <http://www.mongodb.com/licensing/server-side-public-license>. - * - * As a special exception, the copyright holders give permission to link the - * code of portions of this program with the OpenSSL library under certain - * conditions as described in each individual source file and distribute - * linked combinations including the program with the OpenSSL library. You - * must comply with the Server Side Public License in all respects for - * all of the code used other than as permitted herein. If you modify file(s) - * with this exception, you may extend this exception to your version of the - * file(s), but you are not obligated to do so. If you do not wish to do so, - * delete this exception statement from your version. If you delete this - * exception statement from all source files in the program, then also delete - * it in the license file. - */ - -#pragma once - -namespace mongo { - -/** - * Type of callback functions that can be invoked when markThreadIdle() runs. These functions *must - * not throw*. - */ -typedef void (*ThreadIdleCallback)(); - -/** - * Informs the registered listener that this thread believes it may go idle for an extended period. - * The caller should avoid calling markThreadIdle at a high rate, as it can both be moderately - * costly itself and in terms of distributed overhead for subsequent malloc/free calls. - */ -void markThreadIdle(); - -/** - * Allows for registering callbacks for when threads go idle and become active. This is used by - * TCMalloc to return freed memory to its central freelist at appropriate points, so it won't happen - * during critical sections while holding locks. Calling this is not thread-safe. - */ -void registerThreadIdleCallback(ThreadIdleCallback callback); - -} // namespace mongo |