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Diffstat (limited to 'src/kernel/tests/include/lapi/membarrier.h')
| -rw-r--r-- | src/kernel/tests/include/lapi/membarrier.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/kernel/tests/include/lapi/membarrier.h b/src/kernel/tests/include/lapi/membarrier.h new file mode 100644 index 0000000..2b6c57f --- /dev/null +++ b/src/kernel/tests/include/lapi/membarrier.h @@ -0,0 +1,30 @@ +// 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 |