diff options
Diffstat (limited to 'arch/sparc/include/asm/spinlock_types.h')
-rw-r--r-- | arch/sparc/include/asm/spinlock_types.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/spinlock_types.h b/arch/sparc/include/asm/spinlock_types.h new file mode 100644 index 000000000..ed1d569b6 --- /dev/null +++ b/arch/sparc/include/asm/spinlock_types.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __SPARC_SPINLOCK_TYPES_H +#define __SPARC_SPINLOCK_TYPES_H + +#ifdef CONFIG_QUEUED_SPINLOCKS +#include <asm-generic/qspinlock_types.h> +#else + +typedef struct { + volatile unsigned char lock; +} arch_spinlock_t; + +#define __ARCH_SPIN_LOCK_UNLOCKED { 0 } +#endif /* CONFIG_QUEUED_SPINLOCKS */ + +#ifdef CONFIG_QUEUED_RWLOCKS +#include <asm-generic/qrwlock_types.h> +#else +typedef struct { + volatile unsigned int lock; +} arch_rwlock_t; + +#define __ARCH_RW_LOCK_UNLOCKED { 0 } +#endif /* CONFIG_QUEUED_RWLOCKS */ +#endif |