Seastar
High performance C++ framework for concurrent servers
systemwide_memory_barrier.hh
1/*
2 * This file is open source software, licensed to you under the terms
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8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
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15 * specific language governing permissions and limitations
16 * under the License.
17 */
18/*
19 * Copyright 2015 Scylla DB
20 */
21
22#pragma once
23
24namespace seastar {
25
27
28// cause all threads to invoke a full memory barrier
29void systemwide_memory_barrier();
30// attempt to invoke a systemwide memory barrier; return false
31// if doing so would cause lock contention in the kernel
32bool try_systemwide_memory_barrier();
33
35
36}
37
Seastar API namespace.
Definition: abort_on_ebadf.hh:26