xref: /linux/tools/perf/util/smt.h (revision d6a5c562214f26e442c8ec3ff1e28e16675d1bcf)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __SMT_H
3 #define __SMT_H 1
4 
5 struct cpu_topology;
6 
7 /* Returns true if SMT (aka hyperthreading) is enabled. */
8 bool smt_on(const struct cpu_topology *topology);
9 
10 /*
11  * Returns true when system wide and all SMT threads for a core are in the
12  * user_requested_cpus map.
13  */
14 bool core_wide(bool system_wide, const char *user_requested_cpu_list,
15 	       const struct cpu_topology *topology);
16 
17 #endif /* __SMT_H */
18