| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * Copyright (c) 2018 Linaro Limited. All rights reserved. |
| * Author: Rafael David Tinoco <rafael.tinoco@linaro.org> |
| */ |
| |
| #ifndef LAPI_MEMBARRIER_H |
| #define LAPI_MEMBARRIER_H |
| |
| /* |
| * Having <linux/membarrier.h> is enough to know if the test should run or |
| * not, but it might not define all needed MEMBARRIER_CMD_* being tested, |
| * since its first versions included just a few commands. |
| */ |
| |
| enum membarrier_cmd { |
| MEMBARRIER_CMD_QUERY = 0, |
| MEMBARRIER_CMD_GLOBAL = (1 << 0), |
| MEMBARRIER_CMD_GLOBAL_EXPEDITED = (1 << 1), |
| MEMBARRIER_CMD_REGISTER_GLOBAL_EXPEDITED = (1 << 2), |
| MEMBARRIER_CMD_PRIVATE_EXPEDITED = (1 << 3), |
| MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED = (1 << 4), |
| MEMBARRIER_CMD_PRIVATE_EXPEDITED_SYNC_CORE = (1 << 5), |
| MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE = (1 << 6), |
| |
| /* Alias for header backward compatibility. */ |
| MEMBARRIER_CMD_SHARED = MEMBARRIER_CMD_GLOBAL, |
| }; |
| |
| #endif |
