arch/powerpc/include/asm/spinlock.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 #ifndef __ASM_SPINLOCK_H
   3 #define __ASM_SPINLOCK_H
   4 #ifdef __KERNEL__
   5
   6 #ifdef CONFIG_PPC_QUEUED_SPINLOCKS
   7 #include <asm/qspinlock.h>
   8 #include <asm/qrwlock.h>
   9 #else
  10 #include <asm/simple_spinlock.h>
  11 #endif
  12
  13 /* See include/linux/spinlock.h */
  14 #define smp_mb__after_spinlock()        smp_mb()
  15
  16 #ifndef CONFIG_PPC_QUEUED_SPINLOCKS
  17 static inline void pv_spinlocks_init(void) { }
  18 #endif
  19
  20 #endif /* __KERNEL__ */
  21 #endif /* __ASM_SPINLOCK_H */