OpenCloudOS-Kernel/tools/perf/util/smt.h

18 lines
408 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SMT_H
#define __SMT_H 1
/*
* Returns true if SMT (aka hyperthreading) is enabled. Determined via sysfs or
* the online topology.
*/
bool smt_on(void);
/*
* Returns true when system wide and all SMT threads for a core are in the
* user_requested_cpus map.
*/
bool core_wide(bool system_wide, const char *user_requested_cpu_list);
#endif /* __SMT_H */