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1 | |
2 | // Copyright Oliver Kowalke 2017. | |
3 | // Distributed under the Boost Software License, Version 1.0. | |
4 | // (See accompanying file LICENSE_1_0.txt or copy at | |
5 | // http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | #ifndef BOOST_FIBERS_NUMA_TOPOLOGY_H | |
8 | #define BOOST_FIBERS_NUMA_TOPOLOGY_H | |
9 | ||
10 | #include <cstdint> | |
11 | #include <set> | |
12 | #include <vector> | |
13 | ||
14 | #include <boost/config.hpp> | |
15 | ||
16 | #include <boost/fiber/detail/config.hpp> | |
17 | ||
18 | #ifdef BOOST_HAS_ABI_HEADERS | |
19 | # include BOOST_ABI_PREFIX | |
20 | #endif | |
21 | ||
22 | namespace boost { | |
23 | namespace fibers { | |
24 | namespace numa { | |
25 | ||
26 | struct node { | |
27 | std::uint32_t id; | |
28 | std::set< std::uint32_t > logical_cpus; | |
29 | std::vector< std::uint32_t > distance; | |
30 | }; | |
31 | ||
32 | inline | |
33 | bool operator<( node const& lhs, node const& rhs) noexcept { | |
34 | return lhs.id < rhs.id; | |
35 | } | |
36 | ||
37 | BOOST_FIBERS_DECL | |
38 | std::vector< node > topology(); | |
39 | ||
40 | }}} | |
41 | ||
42 | #ifdef BOOST_HAS_ABI_HEADERS | |
43 | # include BOOST_ABI_SUFFIX | |
44 | #endif | |
45 | ||
46 | #endif // BOOST_FIBERS_NUMA_TOPOLOGY_H |