include/linux/sched/smt.h

   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 */