1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_SCHED_SMT_H 3 #define _LINUX_SCHED_SMT_H 4 5 #include <linux/static_key.h> 6 7 #ifdef CONFIG_SCHED_SMT 8 extern struct static_key_false sched_smt_present; 9 10 static __always_inline bool sched_smt_active(void) 11 { 12 return static_branch_likely(&sched_smt_present); 13 } 14 #else 15 static inline bool sched_smt_active(void) { return false; } 16 #endif 17 18 void arch_smt_update(void); 19 20 #endif /* _LINUX_SCHED_SMT_H */ 21