arch/arm64/include/asm/paravirt.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_ARM64_PARAVIRT_H
   3 #define _ASM_ARM64_PARAVIRT_H
   4
   5 #ifdef CONFIG_PARAVIRT
   6 #include <linux/static_call_types.h>
   7
   8 struct static_key;
   9 extern struct static_key paravirt_steal_enabled;
  10 extern struct static_key paravirt_steal_rq_enabled;
  11
  12 u64 dummy_steal_clock(int cpu);
  13
  14 DECLARE_STATIC_CALL(pv_steal_clock, dummy_steal_clock);
  15
  16 static inline u64 paravirt_steal_clock(int cpu)
  17 {
  18         return static_call(pv_steal_clock)(cpu);
  19 }
  20
  21 int __init pv_time_init(void);
  22
  23 #else
  24
  25 #define pv_time_init() do {} while (0)
  26
  27 #endif // CONFIG_PARAVIRT
  28
  29 #endif